WO2018181066A1 - 新規ビフィドバクテリウム属細菌 - Google Patents
新規ビフィドバクテリウム属細菌 Download PDFInfo
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- WO2018181066A1 WO2018181066A1 PCT/JP2018/011915 JP2018011915W WO2018181066A1 WO 2018181066 A1 WO2018181066 A1 WO 2018181066A1 JP 2018011915 W JP2018011915 W JP 2018011915W WO 2018181066 A1 WO2018181066 A1 WO 2018181066A1
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- bifidobacterium
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K35/00—Medicinal preparations containing materials or reaction products thereof with undetermined constitution
- A61K35/66—Microorganisms or materials therefrom
- A61K35/74—Bacteria
- A61K35/741—Probiotics
- A61K35/744—Lactic acid bacteria, e.g. enterococci, pediococci, lactococci, streptococci or leuconostocs
- A61K35/745—Bifidobacteria
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23C—DAIRY PRODUCTS, e.g. MILK, BUTTER OR CHEESE; MILK OR CHEESE SUBSTITUTES; MAKING OR TREATMENT THEREOF
- A23C9/00—Milk preparations; Milk powder or milk powder preparations
- A23C9/12—Fermented milk preparations; Treatment using microorganisms or enzymes
- A23C9/123—Fermented milk preparations; Treatment using microorganisms or enzymes using only microorganisms of the genus lactobacteriaceae; Yoghurt
- A23C9/1234—Fermented milk preparations; Treatment using microorganisms or enzymes using only microorganisms of the genus lactobacteriaceae; Yoghurt characterised by using a Lactobacillus sp. other than Lactobacillus Bulgaricus, including Bificlobacterium sp.
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
- A23L33/10—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof using additives
- A23L33/135—Bacteria or derivatives thereof, e.g. probiotics
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23L—FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES, NOT OTHERWISE PROVIDED FOR; PREPARATION OR TREATMENT THEREOF
- A23L33/00—Modifying nutritive qualities of foods; Dietetic products; Preparation or treatment thereof
- A23L33/40—Complete food formulations for specific consumer groups or specific purposes, e.g. infant formula
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N1/00—Microorganisms, e.g. protozoa; Compositions thereof; Processes of propagating, maintaining or preserving microorganisms or compositions thereof; Processes of preparing or isolating a composition containing a microorganism; Culture media therefor
- C12N1/20—Bacteria; Culture media therefor
- C12N1/205—Bacterial isolates
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2002/00—Food compositions, function of food ingredients or processes for food or foodstuffs
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2400/00—Lactic or propionic acid bacteria
- A23V2400/51—Bifidobacterium
- A23V2400/517—Bifidum
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- A—HUMAN NECESSITIES
- A23—FOODS OR FOODSTUFFS; TREATMENT THEREOF, NOT COVERED BY OTHER CLASSES
- A23V—INDEXING SCHEME RELATING TO FOODS, FOODSTUFFS OR NON-ALCOHOLIC BEVERAGES AND LACTIC OR PROPIONIC ACID BACTERIA USED IN FOODSTUFFS OR FOOD PREPARATION
- A23V2400/00—Lactic or propionic acid bacteria
- A23V2400/51—Bifidobacterium
- A23V2400/533—Longum
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12R—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES C12C - C12Q, RELATING TO MICROORGANISMS
- C12R2001/00—Microorganisms ; Processes using microorganisms
- C12R2001/01—Bacteria or Actinomycetales ; using bacteria or Actinomycetales
Definitions
- the present invention relates to a novel Bifidobacterium genus and its use.
- An opioid peptide is a peptide that binds to an opioid receptor and expresses various physiological activities, and there are many food-derived peptides.
- milk from casein which is a milk protein
- ⁇ -casomorphin a milk protein
- the derived opioid peptide is produced.
- opioid peptides are known to have a variety of undesirable effects on the body if they are not degraded in the gastrointestinal tract.
- a food-derived opioid peptide acts on cells of the intestinal tract to inhibit absorption of cysteine and reduce antioxidant capacity (Non-patent Document 1).
- Non-Patent Document 1 discloses that an enzyme derived from Lactococcus lactis subspecies Cremolis degrades ⁇ -casomorphin, which is an opioid peptide derived from casein.
- non-collagenous glycoprotein is a kind of cell adhesion molecule that forms a network structure of extracellular matrix surrounding cells and tissues. Fibrinogen, fibronectin, laminin, etc., which are proteins involved in thrombus formation are known. ing. Such non-collagenous glycoproteins are degraded by plasmin, a proteolytic enzyme. Plasmin is a serine protease classified as an endoprotease. Plasmin exists in vivo as a normally inactive precursor, plasminogen, and is activated by the degradation of a specific peptide bond of plasminogen by plasminogen activator (PA). And exhibits enzyme activity as plasmin.
- PA plasminogen activator
- Non-Patent Document 4 In view of the usefulness of such plasmin, materials having plasmin activity have been studied, and for example, the use of an enzyme having plasmin activity derived from bacteria such as nattokinase has been reported (Non-patent Document 4).
- Bifidobacterium bacteria are known as anaerobic bacteria that inhabit the human intestinal tract and have favorable effects such as intestinal regulation and immunomodulation on the host. Bifidobacterium is known to secrete and produce various saccharide-degrading enzymes in order to make maximum use of the sugar that reaches the lower part of the digestive tract (Non-patent Document 5). However, it is not known that Bifidobacterium bacteria have enzyme activity that degrades proteins such as opioid peptides and non-collagenous glycoproteins.
- An object of the present invention is to provide a novel Bifidobacterium having an opioid peptide degrading action and a non-collagenous glycoprotein degrading action.
- dipeptidyl peptidase-4 (having a degrading activity against opioid peptides, the Bifidobacterium bacterium, the culture of the bacterium, and / or the treated product of the bacterium have been degraded. It has been found that it has the same enzymatic activity as DPP-4), and also has the same enzymatic activity as plasmin, which has a degradation activity on non-collagenous glycoproteins. And the novel Bifidobacterium genus bacteria which those enzyme activities are remarkably high compared with the well-known Bifidobacterium genus bacteria were discovered, and this invention was completed.
- the first aspect of the present invention is a novel Bifidobacterium genus bacterium, specifically, Bifidobacterium bifidum MCC1092 (NITE BP-02429), Bifidobacterium bifidum MCC1319 (NITE BP- 02431), Bifidobacterium bifidum MCC1868 (NITE BP-02432), Bifidobacterium bifidum MCC1870 (NITE BP-02433) and Bifidobacterium longum subspecies longum MCC1110 (NITE BP-02430)
- Bifidobacterium genus bacterium specifically, Bifidobacterium bifidum MCC1092 (NITE BP-02429), Bifidobacterium bifidum MCC1319 (NITE BP- 02431), Bifidobacterium bifidum MCC1868 (NITE
- Another aspect of the present invention is an opioid peptide degrading agent or a composition for degrading opioid peptides, which contains the novel Bifidobacterium genus, the culture of the bacterium, and / or the treated product of the bacterium as an active ingredient. It is.
- the opioid peptide is preferably ⁇ -casomorphin.
- Another aspect of the present invention is a non-collagenous glycoproteinolytic agent or non-collagenous sugar containing the Bifidobacterium bacterium, the bacterial culture, and / or the bacterial cell product as an active ingredient A composition for proteolysis.
- the non-collagenous glycoprotein is preferably fibrin, fibrinogen, fibronectin, laminin or plasminogen.
- this invention is a pharmaceutical composition containing the said Bifidobacterium genus bacteria, the culture of the said bacteria, and / or the microbial cell processed material of the said bacteria.
- this invention is the food-drinks composition containing the said Bifidobacterium genus bacteria, the culture of the said bacteria, and / or the microbial cell processed material of the said bacteria.
- the present invention provides a novel Bifidobacterium having an opioid peptide degrading action and a non-collagenous glycoprotein degrading action. Furthermore, according to the present invention, an opioid peptide decomposing agent or an opioid peptide decomposing composition comprising the novel Bifidobacterium genus bacteria, the bacterial culture, and / or the bacterial cell processed product as an active ingredient, an opioid peptide A pharmaceutical composition for degradation and a food and beverage composition for degradation of opioid peptides are provided.
- the opioid peptide degrading agent or the composition for degrading opioid peptide, the pharmaceutical composition for degrading opioid peptide, and the food and drink composition for degrading opioid peptide according to the present invention are capable of efficiently degrading opioid peptide, opioid peptide Can be prevented from being absorbed from the gastrointestinal tract without being decomposed.
- the non-collagenous glycoprotein degrading agent or the non-collagenous glycoprotein degrading agent comprising the novel Bifidobacterium genus, the bacterial culture, and / or the bacterial cell processed product as an active ingredient
- a composition, a pharmaceutical composition for degrading non-collagenous glycoprotein, and a food and drink composition for degrading non-collagenous glycoprotein are provided.
- the non-collagenous glycoprotein degrading agent or the non-collagenous glycoprotein degrading composition, the non-collagenous glycoprotein degrading pharmaceutical composition, and the non-collagenous glycoprotein degrading food and beverage composition according to the present invention are non-collagenous. Glycoproteins can be efficiently degraded.
- the first aspect of the present invention relates to a novel Bifidobacterium bacterium belonging to Bifidobacterium bifidum or Bifidobacterium longum subspecies longum, specifically, Um bifidum MCC1092 (NITE BP-02429), Bifidobacterium bifidum MCC1319 (NITE BP-02431), Bifidobacterium bifidum MCC1868 (NITE BP-02432), Bifidobacterium bifidum MCC1870 (NITE BP- 02433) or Bifidobacterium longum subspecies longum MCC1110 (NITE BP-02430).
- Um bifidum MCC1092 NITE BP-02429
- Bifidobacterium bifidum MCC1319 NITE BP-02431
- Bifidobacterium bifidum MCC1868 NITE
- novel Bifidobacterium of the present invention The Bifidobacterium longum subspecies longum may be simply referred to as Bifidobacterium longum.
- the novel Bifidobacterium of the present invention is a bacterium isolated from human feces as a separation source.
- the 16s rRNA gene base sequence was identified by a conventional method. Furthermore, the homology search of the said base sequence was performed by BLAST analysis in the database of the National Center for Biotechnology Information (NCBI) about the 16s rRNA gene base sequence of each Bifidobacterium genus bacteria.
- NCBI National Center for Biotechnology Information
- Bifidobacterium bifidum MCC1092 has 99.1% homology in the base sequence with KCTC3202 which is a reference strain of Bifidobacterium bifidum, and Bifidobacterium belonging to Bifidobacterium bifidum. It was confirmed to be a genus Umum.
- Bifidobacterium bifidum MCC1319 has 99.0% homology in the base sequence with KCTC3202 which is a reference strain of Bifidobacterium bifidum, and Bifidobacterium belonging to Bifidobacterium bifidum It was confirmed to be a genus bacterium.
- Bifidobacterium bifidum MCC1868 has 99.1% homology in the base sequence with KCTC3202 which is a reference strain of Bifidobacterium bifidum, and belongs to the genus Bifidobacterium belonging to Bifidobacterium bifidum. It was confirmed that.
- Bifidobacterium bifidum MCC1870 has 99.1% homology in the base sequence with KCTC3202 which is a reference strain of Bifidobacterium bifidum, and belongs to the genus Bifidobacterium belonging to Bifidobacterium bifidum. It was confirmed that.
- Bifidobacterium longum subspecies longum MCC1110 has 98.8% homology in the base sequence with KCTC3128, which is a reference strain of Bifidobacterium longum subspecies longum, Bifidobacterium belonging to the bacterium Longum Subspecies Longham was confirmed.
- Bifidobacterium bifidum MCC1092 is a patent biological deposit center of the National Institute of Technology and Evaluation (Postal Code: 292-0818, Address: 2-5-Kazusa-Kamazu, Kisarazu City, Chiba Prefecture) on February 21, 2017 8 Room 122) has been deposited internationally under the Budapest Treaty and has been given the deposit number NITE BP-02429. Bifidobacterium bifidum MCC 1319 was established on February 21, 2017 by the National Institute of Technology and Evaluation Biological Center (Postal code: 292-0818, address: 2-5-Kazusa Kama feet, Kisarazu City, Chiba Prefecture).
- Bifidobacterium bifidum MCC1870 was established on February 21, 2017 by the National Institute of Technology and Evaluation Biological Center (Postal Code: 292-0818, Address: 2-5 Kazusa Kamashitsu, Kisarazu City, Chiba Prefecture) 8 Room 122) has been deposited internationally under the Budapest Treaty and has been given the deposit number NITE BP-02433.
- Bifidobacterium longum sub-species longum MCC1110 is a patent biological deposit center of the National Institute of Technology and Evaluation on February 21, 2017 (Zip code: 292-0818, address: Kazusa Kama, Kisarazu City, Chiba Prefecture) Room 2-5-8 122) has been deposited internationally based on the Budapest Treaty and has been given the accession number NITE BP-02430.
- the novel Bifidobacterium genus bacterium of the present invention is not limited to the above-mentioned deposited bacterium, and may be a bacterium substantially equivalent to the deposited bacterium.
- the substantially equivalent bacterium refers to a bacterium of the same genus as the novel Bifidobacterium genus bacterium of the present invention, and having a DPP-4 activity or plasmin activity as high as that of the deposited bacterium.
- the substantially equivalent bacterium has a homology of the base sequence of the 16s rRNA gene of 98% or more, preferably 99% or more, more preferably 100% with the base sequence of the 16s rRNA gene of the deposited bacterium.
- the novel Bifidobacterium genus bacterium of the present invention is selected from the deposited bacterium or a bacterium substantially equivalent thereto, mutation treatment, gene recombination, selection of a natural mutant strain, etc. Mutant strains bred by may be used.
- the novel Bifidobacterium genus bacterium or a culture of the Bifidobacterium genus bacterium of the present invention can be easily obtained by culturing the Bifidobacterium bacterium according to a conventional method.
- the culture method is not particularly limited as long as Bifidobacterium can grow, and culture can be performed under appropriate conditions according to the nature of the bacteria.
- the culture temperature may be 25 to 50 ° C., preferably 35 to 42 ° C.
- cultivation on anaerobic conditions for example, it can culture
- the medium for culturing the novel Bifidobacterium of the present invention is not particularly limited, and a medium usually used for culturing Bifidobacterium can be used. That is, as the carbon source, for example, saccharides such as glucose, galactose, lactose, arabinose, mannose, sucrose, starch, starch hydrolyzate, and molasses can be used depending on utilization. As the nitrogen source, for example, ammonium salts such as ammonia, ammonium sulfate, ammonium chloride, and ammonium nitrate, and nitrates can be used.
- the carbon source for example, saccharides such as glucose, galactose, lactose, arabinose, mannose, sucrose, starch, starch hydrolyzate, and molasses can be used depending on utilization.
- the nitrogen source for example, ammonium salts such as ammonia, ammonium sulfate, ammonium chloride, and
- inorganic salts examples include sodium chloride, potassium chloride, potassium phosphate, magnesium sulfate, calcium chloride, calcium nitrate, manganese chloride, and ferrous sulfate.
- Organic components such as peptone, soybean powder, defatted soybean meal, meat extract, yeast extract and the like may also be used.
- the novel Bifidobacterium genus bacterium according to the present invention includes an opioid peptide degrading agent or an opioid peptide degrading composition described later, or a non-collagenous glycoprotein degrading agent or a non-collagenous glycoprotein degrading composition. It can be used in the form of itself, a culture, or a processed microbial cell. That is, after culturing, the obtained culture may be used as it is, diluted or concentrated, or cells recovered from the culture may be used.
- the novel Bifidobacterium genus bacteria used in the present invention may be live or dead, and may include both live and dead. Furthermore, it may be a cell-treated product of a novel Bifidobacterium genus.
- Examples of the cell-treated product include immobilized cells obtained by immobilizing cells with acrylamide, carrageenan, etc., and Bifidobacterium genus.
- Cell wall and cell membrane of bacterial cells are partially or completely crushed by conventional methods such as ultrasonic treatment and homogenizer treatment, centrifugal supernatant (water-soluble fraction), and the supernatant treated with ammonium sulfate
- ultrasonic treatment and homogenizer treatment centrifugal supernatant (water-soluble fraction)
- centrifugal supernatant water-soluble fraction
- the supernatant treated with ammonium sulfate For example, a fraction partially purified by the above or the like, or a concentrate obtained by concentrating the supernatant.
- the novel Bifidobacterium of the present invention can be used in the form of a composition.
- the composition is a composition containing any one or more of the novel Bifidobacterium of the present invention, and the content of the novel Bifidobacterium in the composition is preferably 1 ⁇ 10 6 to 1 ⁇ 10 12 CFU / g or 1 ⁇ 10 6 to 1 ⁇ 10 12 CFU / mL, more preferably 1 ⁇ 10 7 to 1 ⁇ 10 11 CFU / g or 1 ⁇ 10 7 to 1 ⁇ 10 11 CFU / mL, more preferably 1 ⁇ 10 8 to 1 ⁇ 10 10 CFU / g or 1 ⁇ 10 8 to 1 ⁇ 10 10 CFU / mL.
- the novel Bifidobacterium genus bacterium in the composition is preferably one obtained by pulverizing a culture obtained by culturing a novel Bifidobacterium genus by concentration and / or lyophilization.
- another aspect of the present invention is a method for producing the composition, which comprises the step of adding the novel Bifidobacterium of the present invention. That is, the said manufacturing method is a manufacturing method of the food-drinks composition including the process of adding the novel Bifidobacterium genus bacteria of this invention to a foodstuff raw material.
- the said manufacturing method is also a manufacturing method of a pharmaceutical composition including the process of mixing novel Bifidobacterium genus bacteria with a base.
- the production method may include adding a new Bifidobacterium bacterium after culturing and concentrating or freeze-drying, or may include a step of culturing after adding the new Bifidobacterium bacterium. .
- the opioid peptide degrading agent is used mainly for degrading opioid peptides derived from foods, and comprises the novel Bifidobacterium of the present invention, a culture of the bacteria, and / or It contains the bacterial cell processed product as an active ingredient.
- the opioid peptide degrading agent of the present invention is not limited as long as it contains the novel Bifidobacterium genus bacterium of the present invention, a culture of the bacterium, and / or a treated product of the bacterium as an active ingredient. It does not prevent the inclusion of ingredients.
- the opioid peptide decomposing agent of the present invention includes an embodiment of an opioid peptide decomposing composition. Therefore, one aspect of the present invention is a composition for degrading opioid peptides, comprising the novel Bifidobacterium genus bacterium of the present invention, a culture of the bacterium, and / or a treated product of the bacterium as an active ingredient. .
- an opioid peptide is a peptide that binds to an opioid receptor and exhibits various physiological activities.
- the opioid peptides include endogenous ones synthesized in vivo and exogenous ones other than endogenous ones, but the opioid peptides of the present invention are preferably exogenous opioid peptides, and food-derived opioids. More preferably, it is a peptide.
- food-derived opioid peptides include ⁇ -casomorphin derived from milk, gliadolphine derived from wheat, and the like.
- Such opioid peptides are known to be degraded by specific enzymes, and specifically, dipeptidyl peptidase-4 (DPP-4) and the like are known.
- Dipeptidyl aminopeptidase is an exopeptidase having an action of cleaving a dipeptide from the amino group side end of a protein or peptide, and is known as an enzyme having an activity of degrading casomorphins (G. Puschel et al., Eur. J. Biochem., 126 (2), pp. 359-365, 1982).
- the Bifidobacterium bacterium, the culture of the bacterium, and / or the processed product of the bacterium are treated with the same enzyme activity (dipeptidylaminopeptidase as DPP-4, which is a kind of dipeptidylaminopeptidase. Activity), whereby the opioid peptide can be degraded.
- DPP-4 activity refers to an exopeptidase activity that cleaves a dipeptide at the amino terminal side of a protein or peptide specific to DPP-4 to degrade the substrate. Means. Examples of the substrate specific for DPP-4 include proteins and peptides having a proline or alanine residue second from the amino group side terminal.
- the DPP-4 activity of Bifidobacterium can be confirmed, for example, by the following method.
- the DPP-4 activity of Bifidobacterium can be determined using 1 nmol of the fluorescent substance as a unit of enzyme (U). Specifically, the cells are separated from a culture of Bifidobacterium and suspended in a PBS solution to prepare a suspension. The suspension is diluted to a turbidity (OD600) of 0.
- DPP-4 activity can be determined from the fluorescence intensity of the culture measured at an excitation wavelength of 380 nm and a measurement wavelength of 460 nm with a fluorescence measurement device such as microplate reader SH-9000 (manufactured by Corona Electric).
- a fluorescence measurement device such as microplate reader SH-9000 (manufactured by Corona Electric).
- Another aspect of the present invention is the use of the novel Bifidobacterium bacterium, the culture of the bacterium, and / or the treated product of the bacterium in the production of an opioid peptide degrading agent or a composition for degrading opioid peptides. is there. Another aspect is the use of the novel Bifidobacterium genus, the culture of the bacterium, and / or the treated product of the bacterium in the degradation of opioid peptides. Another aspect is the novel Bifidobacterium genus, the culture of the bacterium, and / or the treated product of the bacterium, which are used for degrading opioid peptides.
- the novel Bifidobacterium genus bacteria, the bacterial culture, and / or used for the alleviation, prevention or treatment of a disease that can be alleviated, prevented or treated by degradation of opioid peptides This is a processed product of the bacteria.
- Another aspect is a method for degrading an opioid peptide, comprising administering the novel Bifidobacterium genus bacteria, a culture of the bacteria, and / or a treated product of the bacteria to a mammal, or It is a method for alleviating, preventing or treating a disease that can be alleviated, prevented or treated by the degradation of an opioid peptide.
- an opioid peptide degrading agent or an opioid peptide degrading composition containing the novel Bifidobacterium genus bacteria, the bacterial culture, and / or the bacterial cell product as an active ingredient.
- the non-collagenous glycoprotein degrading agent contains the novel Bifidobacterium genus bacterium of the present invention, a culture of the bacterium, and / or a treated product of the bacterium as an active ingredient. It shows the degradation effect of non-collagenous glycoprotein based on the same enzyme activity (plasmin activity) as plasmin possessed by cultures of the genus Baum and / or Bifidobacterium.
- the non-collagenous glycoprotein degrading agent of the present invention is not limited as long as it contains the novel Bifidobacterium genus bacterium of the present invention, a culture of the bacterium, and / or a treated product of the bacterium as an active ingredient. It does not preclude the inclusion of other ingredients. That is, the non-collagenous glycoprotein degrading agent of the present invention includes a non-collagenous glycoprotein degrading composition. Therefore, one aspect of the present invention is a composition for degrading non-collagenous glycoproteins comprising the novel Bifidobacterium genus bacterium of the present invention, a culture of the bacterium, and / or a treated product of the bacterium as an active ingredient. It is a thing.
- the non-collagenous glycoprotein includes cell adhesion molecules that form a network structure of an extracellular matrix surrounding cells and tissues, and may be in a monomer state or an oligomer or polymer state.
- fibrin also called “stabilized fibrin”
- fibrin polymer also called “stabilized fibrin”
- fibrin monomer also called “stabilized fibrin”
- fibrin clot fibrinogen
- fibronectin vitronectin
- laminin nidogen
- tenascin thrombospondin
- von Willebrand osteopontin
- Plasmin activity means an endopeptidase activity that cleaves a non-terminal peptide bond of a protein or peptide of a substrate specific to plasmin to degrade the substrate. Plasmin usually exists in blood as an inactive precursor, plasminogen, and is activated by the degradation of a specific peptide bond of plasminogen by plasminogen activator (PA). However, the bacterium belonging to the genus Bifidobacterium in the present invention exhibits plasmin activity even if plasminogen and plasminogen activator (PA) are not separately present. can do. In the present invention, the plasmin activity of Bifidobacterium can be confirmed, for example, by the following method.
- the plasmin activity can be confirmed by measuring the fluorescence intensity of a culture obtained by mixing a Bifidobacterium bacterium and a fluorescent substrate specific for plasmin and culturing. From the fluorescence intensity of the culture, the concentration of the fluorescent substance in the culture is calculated using a calibration curve indicating the relationship between the fluorescence substance concentration and the fluorescence intensity derived from the fluorescent substrate.
- the plasmin activity of the genus Bifidobacterium can be determined using 1 nmol of the fluorescent substance as 1 unit (U) of the enzyme. Specifically, the cells are separated from a culture of Bifidobacterium and suspended in a PBS solution to prepare a suspension.
- the suspension is diluted to a turbidity (OD600) of 0.
- Boc-Val-Leu-Lys-AMC (manufactured by BACHEM), which is a fluorescent substrate specific for plasmin, was added and incubated anaerobically at 37 ° C. for 60 minutes.
- the plasmin activity of Bifidobacterium is determined from the fluorescence intensity of the culture measured at an excitation wavelength of 380 nm and a measurement wavelength of 460 nm with a fluorescence measurement device such as microplate reader SH-9000 (manufactured by Corona Electric). Can do.
- the plasmin activity is preferably 50 ⁇ U or more, more preferably 80 ⁇ U or more, the non-collagenous glycoprotein degradation effect of the present invention can be suitably exerted.
- Another aspect of the present invention relates to the novel Bifidobacterium, the culture of the bacterium, and / or the bacterium of the bacterium in the production of a non-collagenous glycoprotein degrading agent or a non-collagenous glycoprotein degrading composition.
- the use of body treatment products Another aspect is the use of the novel Bifidobacterium genus, the culture of the bacterium, and / or the treated product of the bacterium in the degradation of non-collagenous glycoproteins.
- Another aspect is the novel Bifidobacterium genus, the culture of the bacterium, and / or the treated product of the bacterium, which is used for non-collagenous glycoprotein degradation.
- Another aspect is the novel Bifidobacterium genus bacteria, the bacterial culture, which are used for the alleviation, prevention or treatment of diseases that can be alleviated, prevented or treated by degradation of non-collagenous glycoproteins, And / or a processed product of the bacterium.
- another aspect decomposes
- non-collagenous glycoprotein degrading agent or non-collagenous sugar containing the novel Bifidobacterium genus, the culture of the bacterium, and / or the treated product of the bacterium as an active ingredient A method for degrading non-collagenous glycoprotein or a method for alleviating, preventing or treating a disease that can be alleviated, prevented or treated by degrading non-collagenous glycoprotein, comprising administering a composition for protein degradation to a mammal .
- the novel Bifidobacterium genus bacterium of the present invention, the culture of the bacterium, and / or the treated product of the bacterium can be used as a pharmaceutical composition.
- opioid peptides affect symptoms such as autism, Asperger's syndrome, Rett's disorder, childhood disintegration disorder when absorbed in vivo without being decomposed in the digestive tract (patent document) 1).
- CARS Childhood Autism Rating Scale
- the blood ⁇ -casomorphin concentration in infants who develop an acute life threatening event (ALTE) such as apnea is higher than that in healthy children, and it degrades ⁇ -casomorphin.
- DPP-4 dipeptidyl peptidase-4
- the composition can be used for the prevention or treatment of diseases that can be prevented or treated by the degradation of opioid peptides.
- Such diseases include autism, Asperger's syndrome, Rett's disorder, childhood disintegrative disorder, sleep apnea, etc.
- the pharmaceutical composition of the present invention is used for the prevention and / or treatment thereof. It can be used as a pharmaceutical composition.
- Another aspect of the present invention is to prevent or prevent opioid peptide degradation by administering to the mammal the novel Bifidobacterium genus, the bacterial culture, and / or the bacterial cell product. It is a method for preventing or treating a disease that can be treated.
- a mammal is administered with a pharmaceutical composition for degrading opioid peptides containing the novel Bifidobacterium genus bacteria, the bacterial culture, and / or the bacterial cell processed product as an active ingredient.
- a method for preventing or treating a disease that can be prevented or treated by degradation of an opioid peptide include autism, Asperger's syndrome, Rett's disorder, childhood disintegrative disorder, and sleep apnea.
- plasmin is effective for fibrinolytic therapy for ischemic disorders such as cerebral infarction, limb arteriovenous thrombosis, pulmonary infarction and cerebral venous sinus thrombosis based on the degradation effect of fibrinogen, a non-collagenous glycoprotein. Is known (Non-patent Document 3).
- Plasmin is based on the non-collagenous glycoprotein degradation effect of the eye vitreous such as fibronectin, retinal detachment, retinal tear, vitreous hemorrhage, diabetic vitreous hemorrhage, proliferative diabetes, age-related macular degeneration
- fibronectin fibronectin
- retinal detachment retinal tear
- vitreous hemorrhage diabetic vitreous hemorrhage
- proliferative diabetes age-related macular degeneration
- age-related macular degeneration Also for chemical vitrectomy that requires vitreous detachment in eye disorders such as macular hole, vitreous macular traction, fibrin deposition, retinal vein occlusion, retinal artery occlusion, glaucoma and retinitis pigmentosa It is used (Japanese Patent Publication No. 2006-518708).
- the novel Bifidobacterium genus bacterium of the present invention the culture of the bacterium, and / or the processed product of the bacterium have a non-collagenous glycoprotein degradation effect based on plasmin activity
- the composition can be used for the prevention or treatment of diseases that can be prevented or treated by degradation of non-collagenous glycoproteins.
- Such diseases include, for example, cerebral infarction, limb arteriovenous thrombosis, pulmonary infarction or cerebral venous sinus thrombus, or retinal detachment, retinal laceration, vitreous hemorrhage, diabetic vitreous hemorrhage, proliferative diabetes, Examples include age-related macular degeneration, macular hole, vitreous macular traction, fibrin deposition, retinal vein occlusion, retinal artery occlusion, glaucoma or retinitis pigmentosa, and eye diseases that require vitreous detachment.
- the pharmaceutical composition can be used as a pharmaceutical composition for these prevention and / or treatment.
- Another aspect of the present invention is the degradation of non-collagenous glycoprotein, comprising administering the novel Bifidobacterium bacterium, the bacterial culture, and / or the bacterial cell product to a mammal. It is a method for preventing or treating a disease that can be prevented or treated by the above.
- a non-collagenous glycoprotein degrading pharmaceutical composition containing the novel Bifidobacterium bacterium, the bacterial culture, and / or the bacterial cell product as an active ingredient is sucked. It is a method for preventing or treating a disease that can be prevented or treated by degradation of non-collagenous glycoprotein, including administration to animals.
- the target diseases in these aspects include, for example, cerebral infarction, limb arteriovenous thrombosis, pulmonary infarction or cerebral venous sinus thrombus, or retinal detachment, retinal laceration, vitreous hemorrhage, diabetic vitreous Ophthalmic diseases that require vitreous detachment such as bleeding, proliferative diabetes, age-related macular degeneration, macular hole, vitreous macular traction, fibrin deposition, retinal vein occlusion, retinal artery occlusion, glaucoma or retinitis pigmentosa Can be mentioned.
- the pharmaceutical composition of the present invention contains the novel Bifidobacterium genus bacterium of the present invention, which is also present in the human intestine, a culture of the bacterium, and / or a treated product of the bacterium as an active ingredient. It is expected that side effects are unlikely to occur even if administered continuously for a long period of time.
- the pharmaceutical composition may be administered either orally or parenterally.
- it can be appropriately formulated into a desired dosage form.
- solid preparations such as powders, granules, tablets and capsules; liquid preparations such as solutions, syrups, suspensions and emulsions.
- parenteral administration it can be formulated into a suppository, an ointment, an eye drop or the like.
- the culture of the bacterium, and / or the treated product of the bacterium an excipient usually used for the formulation, Components such as a pH adjuster, a colorant, and a corrigent can be used.
- the pharmaceutical composition of the present invention may be a known Bifidobacterium bacterium of the present invention, a culture of the bacterium, and / or a treated product of the bacterium, as long as the effects of the present invention are not impaired.
- it may be used in combination with a component that has a preventive and / or therapeutic effect on a disease associated with an opioid peptide or a disease in which degradation of a non-collagenous glycoprotein effectively acts, which will be found in the future.
- formulation can be performed by a known method as appropriate according to the dosage form.
- a formulation carrier may be appropriately blended to formulate.
- the intake or dose of the pharmaceutical composition of the present invention can be appropriately selected according to the dosage form.
- the intake of the novel Bifidobacterium of the present invention per kg of body weight per day or The dosage is preferably 1 ⁇ 10 6 to 1 ⁇ 10 12 CFU / kg / day, more preferably 1 ⁇ 10 7 to 1 ⁇ 10 11 CFU / kg / day, and more preferably 1 ⁇ 10 8 to 1 ⁇ 10 10 CFU / day. More preferred is kg / day.
- the intake or the dose thereof is the intake or administration of the novel Bifidobacterium genus of the present invention. When converted into an amount, the above intake or dose is preferred.
- the content of the novel Bifidobacterium of the present invention in the pharmaceutical composition of the present invention can be appropriately selected based on the intake, but for example, 1 ⁇ 10 6 to 1 ⁇ 10 12 CFU / g or 1 ⁇ 10 6 to 1 ⁇ 10 12 CFU / mL, preferably 1 ⁇ 10 7 to 1 ⁇ 10 11 CFU / g or 1 ⁇ 10 7 to 1 ⁇ 10 11 CFU / mL, more preferably 1 ⁇ It can be 10 8 to 1 ⁇ 10 10 CFU / g or 1 ⁇ 10 8 to 1 ⁇ 10 10 CFU / mL.
- the culture of the novel Bifidobacterium genus bacterium of the present invention or the treated product of the bacterium is used, the content is converted to the content of the novel Bifidobacterium genus of the present invention It is preferable to become the above content.
- CFU is an abbreviation for colony forming units and is a colony forming unit. If the bacterium is dead, the CFU can be replaced with cells.
- preparation carrier various organic or inorganic carriers can be used depending on the dosage form.
- examples of the carrier in the case of a solid preparation include excipients, binders, disintegrants, lubricants, stabilizers, and flavoring agents.
- excipient examples include sugar derivatives such as lactose, sucrose, glucose, mannitol and sorbit; starch derivatives such as corn starch, potato starch, ⁇ -starch, dextrin and carboxymethyl starch; crystalline cellulose, hydroxypropyl cellulose, Cellulose derivatives such as hydroxypropylmethylcellulose, carboxymethylcellulose, carboxymethylcellulose calcium; gum arabic; dextran; pullulan; silicate derivatives such as light anhydrous silicic acid, synthetic aluminum silicate, magnesium magnesium magnesium silicate; phosphate derivatives such as calcium phosphate; And carbonate derivatives such as calcium; sulfate derivatives such as calcium sulfate and the like.
- sugar derivatives such as lactose, sucrose, glucose, mannitol and sorbit
- starch derivatives such as corn starch, potato starch, ⁇ -starch, dextrin and carboxymethyl starch
- crystalline cellulose hydroxypropyl cellulose
- binder examples include gelatin, polyvinyl pyrrolidone, macrogol and the like in addition to the above excipients.
- disintegrant examples include, in addition to the above excipients, chemically modified starch or cellulose derivatives such as croscarmellose sodium, sodium carboxymethyl starch, and crosslinked polyvinylpyrrolidone.
- talc stearic acid
- stearic acid metal salts such as calcium stearate and magnesium stearate
- colloidal silica waxes such as pea gum and geirow
- boric acid glycol
- carboxylic acids such as fumaric acid and adipic acid
- Carboxylic acid sodium salts such as sodium benzoate
- sulfates such as sodium sulfate; leucine
- lauryl sulfates such as sodium lauryl sulfate and magnesium lauryl sulfate
- silicic acids such as anhydrous silicic acid and silicic acid hydrate; starch derivatives and the like It is done.
- the stabilizer examples include paraoxybenzoic acid esters such as methylparaben and propylparaben; alcohols such as chlorobutanol, benzyl alcohol and phenylethyl alcohol; benzalkonium chloride; acetic anhydride; sorbic acid and the like.
- flavoring agent examples include sweeteners, acidulants, and fragrances.
- a carrier used in the case of a liquid for oral administration a solvent such as water, a flavoring agent and the like can be mentioned.
- the novel Bifidobacterium genus bacteria of this invention, the culture of the said bacteria, and / or the microbial cell processed material of the said bacteria can be used as a food-drinks composition.
- the food / beverage composition of the present invention may be produced by adding the novel Bifidobacterium genus bacterium of the present invention, the culture of the bacterium, and / or the treated product of the bacterium to a known food / beverage product.
- the novel Bifidobacterium genus bacteria of the present invention, the culture of the bacteria, and / or the processed bacterial body of the bacteria are mixed in the raw material of the food and drink to produce a new food and drink composition. You can also.
- cultivating after adding the novel Bifidobacterium genus bacteria of this invention to the raw material of food-drinks can also be included.
- the food / beverage composition of the present invention is not limited to liquid, paste-like, solid, powder, etc., and includes, for example, tablet confectionery, liquid food, feed (including pet food), etc., for example, flour products, instant foods, agricultural products Processed products, processed fishery products, processed livestock products, milk / dairy products, fats and oils, basic seasonings, compound seasonings / foods, frozen foods, confectionery, beverages, commercial products other than these.
- the food / beverage composition of the present invention may use a component having a probiotic effect known in the future or a component assisting the probiotic effect. it can.
- the food / beverage composition of the present invention comprises various proteins such as whey protein, casein protein, soy protein, pea protein (pea protein) or mixtures thereof, and degradation products thereof; amino acids such as leucine, valine, isoleucine or glutamine; Vitamins such as vitamin B6 or vitamin C; creatine; citric acid; fish oil; or ingredients such as isomalt-oligosaccharide, galactooligosaccharide, xylo-oligosaccharide, soybean oligosaccharide, fructooligosaccharide, lactulose it can.
- proteins such as whey protein, casein protein, soy protein, pea protein (pea protein) or mixtures thereof, and degradation products thereof; amino acids such as leucine, valine, isoleucine or glutamine; Vitamins such as vitamin B6 or vitamin C; creatine; citric acid; fish oil; or ingredients such as isomalt-oligosaccharide, galactooligosaccharide,
- the food and beverage composition defined in the present invention can be used to prevent diseases associated with opioid peptides or diseases in which the degradation of non-collagenous glycoproteins effectively acts, reduce the risk of diseases, reduce disease symptoms, and / or It can be provided / sold as a food / beverage product displaying a use such as treatment of a disease (including a health use).
- the “display” act includes all acts for informing the consumer of the use, and if the expression can remind the user of the use, the purpose of the display, the content of the display, the display Regardless of the target object / medium, etc., all fall under the “display” act of the present invention.
- the “display” is performed by an expression that allows the consumer to directly recognize the use. Specifically, it is the act of transferring, displaying, importing, displaying, or importing products that are related to food or drinks or products that describe the use, on advertisements, price lists, or transaction documents. For example, an act of describing and displaying the above uses or distributing them, or describing the above uses in information including the contents and providing them by an electromagnetic (Internet or the like) method can be given.
- the display content is preferably a display approved by the government or the like (for example, a display that is approved based on various systems determined by the government and is performed in a mode based on such approval).
- labeling includes health food, functional food, enteral nutrition food, special purpose food, health functional food, food for specified health use, nutrition functional food, functional label food, quasi-drug, etc.
- a display is also included.
- indications approved by the Consumer Affairs Agency for example, indications approved in systems related to foods for specified health use, functional nutritional foods, functional indication foods, or similar systems, etc. can be mentioned.
- labeling as a food for specified health use labeling as a conditionally specified food for specified health use, labeling that affects the structure and function of the body, labeling for reducing the risk of disease, and functionality based on scientific evidence Labeling, etc., and more specifically, Cabinet Office Ordinance concerning permission for special purpose labeling provided for in the Health Promotion Act (Cabinet Office Ordinance No. 57, August 31, 2000)
- the labeling as food for specified health (particularly the labeling of health use) and the like are the typical examples.
- the intake of the food / beverage composition of the present invention can be appropriately selected.
- the intake of the novel Bifidobacterium of the present invention per 1 kg of body weight per day is 1 ⁇ 10 6 to 1 ⁇ 10 12 CFU / kg / day is preferable, 1 ⁇ 10 7 to 1 ⁇ 10 11 CFU / kg / day is more preferable, and 1 ⁇ 10 8 to 1 ⁇ 10 10 CFU / kg / day is more preferable.
- the intake is converted to the intake of the novel Bifidobacterium genus of the present invention The above intake is preferable.
- the content of the novel Bifidobacterium of the present invention in the food / beverage product composition of the present invention can be appropriately selected based on the above intake, but for example, 1 ⁇ 10 6 to 1 ⁇ 10 12 CFU / g or 1 ⁇ 10 6 to 1 ⁇ 10 12 CFU / mL, preferably 1 ⁇ 10 7 to 1 ⁇ 10 11 CFU / g or 1 ⁇ 10 7 to 1 ⁇ 10 11 CFU / mL, more preferably 1 ⁇ 10 8 to 1 ⁇ 10 10 CFU / g or 1 ⁇ 10 8 to 1 ⁇ 10 10 CFU / mL. If the bacterium is dead, the CFU can be replaced with cells.
- the culture of the novel Bifidobacterium genus bacterium of the present invention or the treated product of the bacterium is used, the content is converted to the content of the novel Bifidobacterium genus of the present invention It is preferable to become the above content.
- the food / beverage composition of this invention can be used as a food / beverage composition for humans or animals. Since the food / beverage composition of the present invention has an opioid peptide degrading action based on DPP-4 activity, it can be used for the prevention or treatment of diseases that can be prevented or treated by the degradation of opioid peptides. Examples of such diseases include diseases associated with opioid peptides such as autism, Asperger's syndrome, Rett's disorder, childhood disintegrative disorder, and sleep apnea. Furthermore, since the food and beverage composition of the present invention has a non-collagenous glycoprotein degrading action based on plasmin activity, it is used for the prevention or treatment of diseases that can be prevented or treated by the degradation of non-collagenous glycoproteins.
- Such diseases include, for example, cerebral infarction, limb arteriovenous thrombosis, pulmonary infarction or cerebral venous sinus thrombus, or retinal detachment, retinal laceration, vitreous hemorrhage, diabetic vitreous hemorrhage, proliferative diabetes, Examples include eye diseases that require vitreous detachment such as age-related macular degeneration, macular hole, vitreous macular traction, fibrin deposition, retinal vein occlusion, retinal artery occlusion, glaucoma or retinitis pigmentosa.
- Plasmin is also used for ripening dairy products and producing cheese (X. G. Song et al., Journal of the Japan Food Industry Association, Vol. 40, No. 4, April 1993).
- plasmin exists as plasminogen in mammalian milk, and it is known that the mother's milk of a premature mother has a higher plasmin concentration than usual.
- breast milk fed to preterm infants contains a higher concentration of milk-derived peptides than breast milk fed to full-term infants (E. Armaforte et al., International Dairy Journal, 20, pp.715-723 , 2010).
- the non-collagenous glycoprotein degrading food / beverage composition of the present invention preferably contains plasminogen, an additive food material for promoting ripening of dairy products and cheese, and for childcare for premature infants It can be suitably used as a food material for addition to prepared powdered milk, breast milk or food. Since the food / beverage product composition of the present invention contains Bifidobacterium bacteria as an active ingredient, it can be safely administered to infants.
- the MRS liquid medium is prepared by dissolving 5.5 g of Difco Lactobacilli MRS Broth (BD) and 50 mg of L-Cysteine Monohydrochloride, Monohydrate (Wako Pure Chemical Industries) in pure water so as to be 100 mL, and using an aqueous HCl solution. It was prepared by adjusting to pH 6.5 and sterilizing at 121 ° C. for 15 minutes.
- the unit of fluorescence intensity was an arbitrary unit (au). From the measured fluorescence intensity, using a calibration curve indicating the relationship between the fluorescent substance-derived fluorescent substance (AMC: aminomethylcoumarin) concentration prepared in advance and the fluorescence intensity at a measurement wavelength of 460 nm, the AMC concentration (nM in the culture) ) was calculated. Furthermore, DPP-4 activity of each Bifidobacterium was calculated from the AMC concentration, with 1 nmol of AMC produced per minute as 1 unit (U) of enzyme.
- AMC fluorescent substance-derived fluorescent substance
- Table 1 shows the fluorescence intensity and DPP-4 activity. It was confirmed that all Bifidobacterium used in this test showed DPP-4 activity. Further, Bifidobacterium bifidum MCC1092 (NITE BP-02429), Bifidobacterium bifidum MCC1319 (NITE BP-02431), Bifidobacterium bifidum MCC1868 (NITE BP-02432), Bifidobacterium bifidum MCC1870 (NITE) BP-02433) and Bifidobacterium longum subsp.
- Bifidobacterium bifidum MCC1092 NITE BP-02429
- Bifidobacterium bifidum MCC1319 NITE BP-02431
- Bifidobacterium bifidum MCC1868 NITE BP-02432
- Longum MCC1110 (NITE BP-02430) both show a DPP-4 activity that is twice or more that of the known Bifidobacterium angulatum ATCC27535, All of Bifidobacterium animalis subsp. Animalis ATCC25527 showed a DPP-4 activity five times higher.
- Bifidobacterium bifidum MCC1319 (NITE BP-02431), which had the highest activity, had a DPP-4 activity of 2.88 mU, approximately 7 times that of Bifidobacterium angulatum ATCC27535, and Bifidobacterium animalis subsp. Animalis ATCC25527. About 15-fold DPP-4 activity was exhibited.
- the AMC concentration in the culture is calculated using a calibration curve showing the relationship between the fluorescent substance-derived fluorescent substance (AMC: aminomethylcoumarin) concentration prepared in advance and the fluorescence intensity at a measurement wavelength of 460 nm. Then, the plasmin activity of each Bifidobacterium was calculated from the concentration using 1 nmol of AMC produced per minute as 1 unit (U) of enzyme.
- AMC fluorescent substance-derived fluorescent substance
- Longum MCC1110 (NITE BP-02430) both show a plasmin activity 2.5 times or more higher than the known Bifidobacterium angulatum ATCC27535. , Bifidobacterium animalis subsp. Animalis ATCC25527 all showed 4 times or more high plasmin activity.
- Bifidobacterium bifidum MCC1319 (NITE BP-02431), which has the highest activity, has a plasmin activity of 1072 ⁇ U, about 40 times that of Bifidobacterium angulatum ATCC27535, and about 63 times that of Bifidobacterium animalis subsp. Animalis ATCC25527 Remarkably high plasmin activity was exhibited.
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Abstract
Description
また、本発明は、前記ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を含有する飲食品組成物である。
さらに、本発明により、前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分とするオピオイドペプチド分解剤又はオピオイドペプチド分解用組成物、オピオイドペプチド分解用医薬組成物、及びオピオイドペプチド分解用飲食品組成物が提供される。本発明にかかるオピオイドペプチド分解剤又はオピオイドペプチド分解用組成物、オピオイドペプチド分解用医薬組成物、及びオピオイドペプチド分解用飲食品組成物は、オピオイドペプチドを効率的に分解することができるため、オピオイドペプチドを体内に摂取した際に、当該オピオイドペプチドが分解されずに消化管から吸収されることを抑制することができる。
また、本発明により前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分とする非コラーゲン性糖タンパク質分解剤又は非コラーゲン性糖タンパク質分解用組成物、非コラーゲン性糖タンパク質分解用医薬組成物、及び非コラーゲン性糖タンパク質分解用飲食品組成物が提供される。本発明にかかる非コラーゲン性糖タンパク質分解剤又は非コラーゲン性糖タンパク質分解用組成物、非コラーゲン性糖タンパク質分解用医薬組成物、及び非コラーゲン性糖タンパク質分解用飲食品組成物は、非コラーゲン性糖タンパク質を効率的に分解することができる。
本発明の第一の態様は、ビフィドバクテリウム・ビフィダム又はビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムに属する新規ビフィドバクテリウム属細菌に係る発明であり、具体的には、ビフィドバクテリウム・ビフィダムMCC1092(NITE BP-02429)、ビフィドバクテリウム・ビフィダムMCC1319(NITE BP-02431)、ビフィドバクテリウム・ビフィダムMCC1868(NITE BP-02432)、ビフィドバクテリウム・ビフィダムMCC1870(NITE BP-02433)又はビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムMCC1110(NITE BP-02430)である。以下、かかる5種類の新規ビフィドバクテリウム属細菌を包括して「本発明の新規ビフィドバクテリウム属細菌」と記載することがある。なお、ビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムは、単にビフィドバクテリウム・ロンガムと表記される場合もある。
その結果、ビフィドバクテリウム・ビフィダムMCC1092は、ビフィドバクテリウム・ビフィダムの基準株であるKCTC3202と前記塩基配列において99.1%の相同性があり、ビフィドバクテリウム・ビフィダムに属するビフィドバクテリウム属細菌であることが確認された。
また、ビフィドバクテリウム・ビフィダムMCC1319は、ビフィドバクテリウム・ビフィダムの基準株であるKCTC3202と前記塩基配列において99.0%の相同性があり、ビフィドバクテリウム・ビフィダムに属するビフィドバクテリウム属細菌であることが確認された。
ビフィドバクテリウム・ビフィダムMCC1868は、ビフィドバクテリウム・ビフィダムの基準株であるKCTC3202と前記塩基配列において99.1%の相同性があり、ビフィドバクテリウム・ビフィダムに属するビフィドバクテリウム属細菌であることが確認された。
ビフィドバクテリウム・ビフィダムMCC1870は、ビフィドバクテリウム・ビフィダムの基準株であるKCTC3202と前記塩基配列において99.1%の相同性があり、ビフィドバクテリウム・ビフィダムに属するビフィドバクテリウム属細菌であることが確認された。
さらに、ビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムMCC1110は、ビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムの基準株であるKCTC3128と前記塩基配列において98.8%の相同性があり、ビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムに属するビフィドバクテリウム属細菌であることが確認された。
ビフィドバクテリウム・ビフィダムMCC1319は、平成29年2月21日に独立行政法人製品評価技術基盤機構特許生物寄託センター(郵便番号:292-0818、住所:千葉県木更津市かずさ鎌足2-5-8 122号室)に、ブダペスト条約に基づく国際寄託がなされ、受託番号NITE BP-02431が付与されている。
ビフィドバクテリウム・ビフィダムMCC1868は、平成29年2月21日に独立行政法人製品評価技術基盤機構特許生物寄託センター(郵便番号:292-0818、住所:千葉県木更津市かずさ鎌足2-5-8 122号室)に、ブダペスト条約に基づく国際寄託がなされ、受託番号NITE BP-02432が付与されている。
ビフィドバクテリウム・ビフィダムMCC1870は、平成29年2月21日に独立行政法人製品評価技術基盤機構特許生物寄託センター(郵便番号:292-0818、住所:千葉県木更津市かずさ鎌足2-5-8 122号室)に、ブダペスト条約に基づく国際寄託がなされ、受託番号NITE BP-02433が付与されている。
ビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムMCC1110は、平成29年2月21日に独立行政法人製品評価技術基盤機構特許生物寄託センター(郵便番号:292-0818、住所:千葉県木更津市かずさ鎌足2-5-8 122号室)に、ブダペスト条約に基づく国際寄託がなされ、受託番号NITE BP-02430が付与されている。
また、本発明の別の側面は、本発明の新規ビフィドバクテリウム属細菌を添加する工程を含む前記組成物の製造方法である。すなわち、当該製造方法は、本発明の新規ビフィドバクテリウム属細菌を食品原料に添加する工程を含む、飲食品組成物の製造方法である。また、当該製造方法は、新規ビフィドバクテリウム属細菌を基剤と混合する工程を含む、医薬組成物の製造方法でもある。また、当該製造方法においては、新規ビフィドバクテリウム属細菌を培養し濃縮又は凍結乾燥した後に添加しても良く、新規ビフィドバクテリウム属細菌を添加した後に培養する工程を含んでいても良い。
本発明において、オピオイドペプチド分解剤は、主に食品に由来するオピオイドペプチドを分解するために用いられるものであって、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含むものである。
なお、本発明のオピオイドペプチド分解剤は、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含むものであれば、他の成分をも含むことを妨げるものではない。すなわち、本発明のオピオイドペプチド分解剤には、オピオイドペプチド分解用組成物の態様も含まれる。よって、本発明の一態様は、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含む、オピオイドペプチド分解用組成物である。
かかるオピオイドペプチドは特定の酵素により分解されることが知られており、具体的にはジペプチジルペプチダーゼ-4(Dipeptidyl Peptidase-4:DPP-4)等が知られている。ジペプチジルアミノペプチダーゼは、タンパク質又はペプチドのアミノ基側末端からジペプチドを切り出す作用を有するエキソペプチダーゼであり、カソモルフィン類を分解する活性を有する酵素として知られている(G. Puschel et al., Eur. J. Biochem., 126(2), pp.359-365, 1982)。
なお、本明細書において、「DPP-4活性」とは、DPP-4に特異的な基質のタンパク質又はペプチドのアミノ基側末端のジペプチドを切断して前記基質を分解するエキソペプチダーゼ活性を示すことを意味する。DPP-4に特異的な基質としては、アミノ基側末端から2番目にプロリン又はアラニン残基を有するタンパク質やペプチドが挙げられる。本発明において、ビフィドバクテリウム属細菌のDPP-4活性は、例えば以下の方法により確認することができる。
具体的には、ビフィドバクテリウム属細菌の培養物から菌体を分離してPBS溶液に懸濁して懸濁液を調製し、当該懸濁液を希釈して濁度(OD600)を0.1になるように調整した後、DPP-4に特異的な蛍光基質であるH-Gly-Pro-AMC・HBr(BACHEM社製)を添加して60分間、37℃で嫌気的に培養し、培養終了後、microplate reader SH-9000(Corona Electric社製)等の蛍光測定装置により、励起波長380nm、測定波長460nmで測定した培養物の蛍光強度から、DPP-4活性を決定することができる。
本発明において、ビフィドバクテリウム属細菌のDPP-4活性が、0.5mU以上、好ましくは1.0mU以上であれば、本発明のオピオイドペプチド分解効果を好適に発揮することができる。
また、別の側面は、オピオイドペプチドの分解における前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物の使用である。
また、別の側面は、オピオイドペプチド分解のために用いられる、前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物である。
また、別の側面は、オピオイドペプチドの分解によって緩和、予防又は治療され得る疾患の緩和、予防又は治療のために用いられる、前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物である。
また、別の側面は、前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を哺乳動物に投与することを含む、オピオイドペプチドを分解する方法、又はオピオイドペプチドの分解によって緩和、予防又は治療され得る疾患の緩和、予防又は治療する方法である。
また、別の側面は、前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含有するオピオイドペプチド分解剤又はオピオイドペプチド分解用組成物を哺乳動物に投与することを含む、オピオイドペプチドを分解する方法又はオピオイドペプチドの分解によって緩和、予防又は治療され得る疾患の緩和、予防又は治療する方法である。
本発明において、非コラーゲン性糖タンパク質分解剤は、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含み、当該ビフィドバクテリウム属細菌及び/又はビフィドバクテリウム属細菌の培養物が有するプラスミンと同様の酵素活性(プラスミン活性)に基づいて、非コラーゲン性糖タンパク質の分解効果を示すものである。
なお、本発明の非コラーゲン性糖タンパク質分解剤は、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含むものであれば、他の成分をも含むことを妨げるものではない。すなわち、本発明の非コラーゲン性糖タンパク質分解剤には、非コラーゲン性糖タンパク質分解用組成物の態様も含まれる。よって、本発明の一態様は、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含む、非コラーゲン性糖タンパク質分解用組成物である。
プラスミンは、通常は血中においては、不活性型の前駆体であるプラスミノーゲンとして存在し、プラスミノーゲンアクチベーター(PA)によってプラスミノーゲンの特定のペプチド結合が分解されることで活性化されて、プラスミンに変換されてその酵素活性を示すが、本発明におけるビフィドバクテリウム属細菌は、プラスミノーゲン及びプラスミノーゲンアクチベーター(PA)を別途存在させなくても、プラスミン活性を発揮することができる。
本発明において、ビフィドバクテリウム属細菌のプラスミン活性は、例えば以下の方法により確認することができる。
具体的には、ビフィドバクテリウム属細菌の培養物から菌体を分離してPBS溶液に懸濁して懸濁液を調製し、当該懸濁液を希釈して濁度(OD600)を0.1になるように調整した後、プラスミンに特異的な蛍光基質であるBoc-Val-Leu-Lys-AMC(BACHEM社製)を添加して60分間、37℃で嫌気的に培養し、培養終了後、microplate reader SH-9000(Corona Electric社製)等の蛍光測定装置により、励起波長380nm、測定波長460nmで測定した培養物の蛍光強度から、ビフィドバクテリウム属細菌のプラスミン活性を決定することができる。
本発明において、当該プラスミン活性は、好ましくは50μU以上、より好ましくは80μU以上であれば、本発明の非コラーゲン性糖タンパク質分解効果を好適に発揮することができる。
また、別の側面は、非コラーゲン性糖タンパク質の分解における前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物の使用である。
また、別の側面は、非コラーゲン性糖タンパク質分解のために用いられる、前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物である。
また、別の側面は、非コラーゲン性糖タンパク質の分解によって緩和、予防又は治療され得る疾患の緩和、予防又は治療のために用いられる、前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物である。
また、別の側面は、前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を哺乳動物に投与することを含む、非コラーゲン性糖タンパク質を分解する方法又は非コラーゲン性糖タンパク質の分解によって緩和、予防又は治療され得る疾患の緩和、予防又は治療方法である。
また、別の側面は、前記新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含有する非コラーゲン性糖タンパク質分解剤又は非コラーゲン性糖タンパク質分解用組成物を哺乳動物に投与することを含む、非コラーゲン性糖タンパク質を分解する方法又は非コラーゲン性糖タンパク質の分解によって緩和、予防又は治療され得る疾患の緩和、予防又は治療方法である。
本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物は、医薬組成物として用いることができる。
したがって、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物は、DPP-4活性に基づくオピオイドペプチドの分解作用を有するので、本発明の医薬組成物はオピオイドペプチドの分解によって予防又は治療され得る疾患の予防又は治療のために使用することができる。かかる疾患としては、例えば、自閉症、アスペルガー症候群、レット障害、小児期崩壊性障害又は睡眠時無呼吸症等が挙げられ、本発明の医薬組成物はこれらの予防及び/又は治療のための医薬組成物として使用することができる。
また、プラスミンは、フィブロネクチン等の眼の硝子体を構成する非コラーゲン性糖タンパク質分解効果に基づいて、網膜剥離、網膜裂傷、硝子体出血、糖尿病性硝子体出血、増殖性糖尿、加齢黄斑変性、黄斑円孔、硝子体黄斑牽引、フィブリン沈着、網膜静脈閉塞症、網膜動脈閉塞症、緑内障及び網膜色素変性症等の眼の障害において、硝子体剥離が必要な化学的硝子体切除術にも利用されている(特表2006-518708号公報)。
したがって、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物は、プラスミン活性に基づく非コラーゲン性糖タンパク質分解効果を有するので、本発明の医薬組成物は非コラーゲン性糖タンパク質の分解によって予防又は治療され得る疾患の予防又は治療のために使用することができる。かかる疾患としては、例えば、脳梗塞、四肢動静脈血栓症、肺梗塞若しくは脳静脈洞血栓等の虚血性障害、又は網膜剥離、網膜裂傷、硝子体出血、糖尿病性硝子体出血、増殖性糖尿、加齢黄斑変性、黄斑円孔、硝子体黄斑牽引、フィブリン沈着、網膜静脈閉塞症、網膜動脈閉塞症、緑内障若しくは網膜色素変性症等の硝子体剥離が必要な眼病等が挙げられ、本発明の医薬組成物はこれらの予防及び/又は治療のための医薬組成物として使用することができる。
また、本発明の新規ビフィドバクテリウム属細菌の培養物や前記細菌の菌体処理物を用いる場合のその摂取量又は投与量は、本発明の新規ビフィドバクテリウム属細菌の摂取量又は投与量に換算された場合に上記摂取量又は投与量となることが好ましい。
また、本発明の新規ビフィドバクテリウム属細菌の培養物や前記細菌の菌体処理物を用いる場合のその含有量は、本発明の新規ビフィドバクテリウム属細菌の含有量に換算された場合に上記含有量となることが好ましい。
なお、経口投与用の液剤の場合に使用する担体としては、水等の溶剤、矯味矯臭剤等が挙げられる。
さらに、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物は、飲食品組成物として用いることができる。本発明の飲食品組成物は、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を公知の飲食品に添加することによって製造してもよいし、本発明の新規ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を飲食品の原料中に混合して新たな飲食品組成物として製造することもできる。また、本発明の新規ビフィドバクテリウム属細菌を飲食品の原料に添加した後に、培養する工程を含むこともできる。
「表示」行為には、需要者に対して前記用途を知らしめるための全ての行為が含まれ、前記用途を想起・類推させうるような表現であれば、表示の目的、表示の内容、表示する対象物・媒体等の如何に拘わらず、全て本発明の「表示」行為に該当する。
また、本発明の新規ビフィドバクテリウム属細菌の培養物や前記細菌の菌体処理物を用いる場合のその摂取量は、本発明の新規ビフィドバクテリウム属細菌の摂取量に換算された場合に上記摂取量となることが好ましい。
また、本発明の新規ビフィドバクテリウム属細菌の培養物や前記細菌の菌体処理物を用いる場合のその含有量は、本発明の新規ビフィドバクテリウム属細菌の含有量に換算された場合に上記含有量となることが好ましい。
本発明の飲食品組成物は、DPP-4活性に基づくオピオイドペプチド分解作用を有するので、オピオイドペプチドの分解によって予防又は治療され得る疾患の予防又は治療のために使用することができる。かかる疾患としては、例えば、自閉症、アスペルガー症候群、レット障害、小児期崩壊性障害、及び睡眠時無呼吸症等のオピオイドペプチドが関連する疾患が挙げられる。
さらに、本発明の飲食品組成物は、プラスミン活性に基づく非コラーゲン性糖タンパク質分解作用を有するので、非コラーゲン性糖タンパク質の分解によって予防又は治療され得る疾患の予防又は治療のために使用することができる。かかる疾患としては、例えば、脳梗塞、四肢動静脈血栓症、肺梗塞若しくは脳静脈洞血栓等の虚血性障害、又は網膜剥離、網膜裂傷、硝子体出血、糖尿病性硝子体出血、増殖性糖尿、加齢黄斑変性、黄斑円孔、硝子体黄斑牽引、フィブリン沈着、網膜静脈閉塞症、網膜動脈閉塞症、緑内障若しくは網膜色素変性症等の硝子体剥離が必要な眼病が挙げられる。
したがって、本発明の非コラーゲン性糖タンパク質分解用飲食品組成物は、プラスミノーゲンを含有することが好ましく、乳製品やチーズの熟成促進のための添加用食品素材や、早産児向けの育児用調製粉乳、母乳又は食品への添加用食品素材として好適に用いることができる。本発明の飲食品組成物は、ビフィドバクテリウム属細菌を有効成分とするため、乳幼児にも安全に投与することができる。
ビフィドバクテリウム属細菌が、DPP-4活性を有することを確認する試験を行った。
グルタミン酸ナトリウム1%及び脱脂粉乳10%を含む水溶液にて凍結保存された以下の7種類のビフィドバクテリウム属細菌(新規ビフィドバクテリウム属細菌5種及び公知のビフィドバクテリウム属細菌2種)の菌液90μLを、それぞれMRS液体培地3mLに添加し、ビフィドバクテリウム属細菌の菌数が1×109CFU/mLとなるように、37℃で16時間嫌気培養した。MRS液体培地は、Difco Lactobacilli MRS Broth(BD社製)5.5g、及びL-Cysteine Monohydrochloride, Monohydrate(和光純薬工業社製)50mgを、100mLとなるように純水に溶解させ、HCl水溶液でpH6.5に調整し、121℃で15分間滅菌することによって調製した。
<新規ビフィドバクテリウム細菌5種>
・Bifidobacterium bifidum MCC1092(NITE BP-02429)
・Bifidobacterium bifidum MCC1319(NITE BP-02431)
・Bifidobacterium bifidum MCC1868(NITE BP-02432)
・Bifidobacterium bifidum MCC1870(NITE BP-02433)
・Bifidobacterium longum subsp. longum MCC1110(NITE BP-02430)
<公知のビフィドバクテリウム属細菌2種>
・Bifidobacterium angulatum ATCC27535
・Bifidobacterium animalis subsp. animalis ATCC25527
(1)にて調製した各培養液を4℃、5000×gの条件下にて30分間遠心処理した後、上清を捨て、分離した菌体をPBS溶液に懸濁した。各懸濁液は、濁度(OD600)を0.1に揃えて調製し、DPP-4に特異的な蛍光基質であるH-Gly-Pro-AMC・HBr(BACHEM社製)を添加して60分間、37℃で嫌気的に培養した。培養終了後、microplate reader SH-9000(Corona Electric社製)を用いて励起波長360nm、測定波長460nmにて培養物の蛍光強度を測定した。なお、蛍光強度の単位は、任意単位(arbitrary unit:a.u.)とした。測定した蛍光強度から、あらかじめ作成した前記蛍光基質由来の蛍光物質(AMC:アミノメチルクマリン)濃度と測定波長460nmにおける蛍光強度との関係を示す検量線を用いて、培養物中のAMC濃度(nM)を算出した。さらに、当該AMC濃度から、1分間に産生されるAMCの1nmolを酵素1単位(U)として、各ビフィドバクテリウム属細菌のDPP-4活性を算出した。
蛍光強度及びDPP-4活性を表1に示した。本試験に用いた全てのビフィドバクテリウム属細菌についてDPP-4活性を示すことが確認された。さらに、本発明の新規ビフィドバクテリウム属細菌である、Bifidobacterium bifidum MCC1092(NITE BP-02429)、Bifidobacterium bifidum MCC1319(NITE BP-02431)、Bifidobacterium bifidum MCC1868(NITE BP-02432)、Bifidobacterium bifidum MCC1870(NITE BP-02433)及びBifidobacterium longum subsp. longum MCC1110(NITE BP-02430)は、公知のビフィドバクテリウム属細菌であるBifidobacterium angulatum ATCC27535に対しては、いずれも2倍以上のDPP-4活性を示し、Bifidobacterium animalis subsp. animalis ATCC25527に対しては、いずれも5倍以上の高いDPP-4活性を示した。新規ビフィドバクテリウム属細菌のうち、最も活性の高かったBifidobacterium bifidum MCC1319(NITE BP-02431)のDPP-4活性は2.88mUとなり、Bifidobacterium angulatum ATCC27535の約7倍、Bifidobacterium animalis subsp. animalis ATCC25527の約15倍のDPP-4活性を示した。
ビフィドバクテリウム属細菌が、プラスミン活性を有することを確認する試験を行った。
試験例1の「(1)培養液の調製」と同様の手順で、以下7種のビフィドバクテリウム属細菌(新規ビフィドバクテリウム属細菌5種及び公知のビフィドバクテリウム属細菌2種)の培養液を調製した。
<新規ビフィドバクテリウム属細菌5種>
・Bifidobacterium bifidum MCC1092(NITE BP-02429)
・Bifidobacterium bifidum MCC1319(NITE BP-02431)
・Bifidobacterium bifidum MCC1868(NITE BP-02432)
・Bifidobacterium bifidum MCC1870(NITE BP-02433)
・Bifidobacterium longum subsp. longum MCC1110(NITE BP-02430)
<公知のビフィドバクテリウム属細菌2種>
・Bifidobacterium angulatum ATCC27535
・Bifidobacterium animalis subsp. animalis ATCC25527
(1)にて調製した各培養液を4℃、5000×gの条件下にて30分間遠心処理した後、上清を捨て、分離した菌体をPBS溶液に懸濁した。各懸濁液は、濁度(OD600)を0.1に揃えて調製し、プラスミンに特異的な蛍光基質であるBoc-Val-Leu-Lys-AMC酢酸塩(BACHEM社製)を添加して60分間、37℃で嫌気的に培養した。培養終了後、microplate reader SH-9000(Corona Electric社製)を用いて励起波長360nm、測定波長460nmにて培養物の蛍光強度を測定した。測定した蛍光強度から、あらかじめ作成した前記蛍光基質由来の蛍光物質(AMC:アミノメチルクマリン)濃度と測定波長460nmにおける蛍光強度との関係を示す検量線を用いて、培養物中のAMC濃度を算出し、当該濃度から、1分間に産生されるAMCの1nmolを酵素1単位(U)として、各ビフィドバクテリウム属細菌のプラスミン活性を算出した。
蛍光強度及びプラスミン活性を表2に示した。本試験に用いた全てのビフィドバクテリウム属細菌についてプラスミン活性を示すことが確認された。そして、本発明の新規ビフィドバクテリウム属細菌である、Bifidobacterium bifidum MCC1092(NITE BP-02429)、Bifidobacterium bifidum MCC1319(NITE BP-02431)、Bifidobacterium bifidum MCC1868(NITE BP-02432)、Bifidobacterium bifidum MCC1870(NITE BP-02433)及びBifidobacterium longum subsp. longum MCC1110(NITE BP-02430)は、公知のビフィドバクテリウム属細菌であるBifidobacterium angulatum ATCC27535に対しては、いずれも2.5倍以上の高いプラスミン活性を示し、Bifidobacterium animalis subsp. animalis ATCC25527に対しては、いずれも4倍以上の高いプラスミン活性を示した。新規ビフィドバクテリウム属細菌のうち、最も活性の高かったBifidobacterium bifidum MCC1319(NITE BP-02431)のプラスミン活性は1072μUとなり、Bifidobacterium angulatum ATCC27535の約40倍、Bifidobacterium animalis subsp. animalis ATCC25527の約63倍もの著しく高いプラスミン活性を示した。
試験例1及び2で用いた5種の新規ビフィドバクテリウム属細菌から選択される一又は複数をそれぞれ又は同一のMRS液体培地3mLに添加し、37℃で16時間嫌気培養し、培養液を濃縮し、凍結乾燥を行い、当該一又は複数の細菌の菌末を得る。当該一又は複数の菌末と賦形剤等とを適宜混合して錠剤化する。当該錠剤を、菌の摂取量が総量で1×106~1×1012cfu/kg体重/日になるように、3ヶ月間毎日摂取する。
当該錠剤の摂取により、オピオイドペプチド分解効果及び/又は非コラーゲン性糖タンパク質分解効果が期待できる。
試験例1及び2で用いた5種の新規ビフィドバクテリウム属細菌から選択される一又は複数をそれぞれ又は同一のMRS液体培地3mLに添加し、37℃で16時間嫌気培養し、培養液を濃縮し、凍結乾燥を行い、当該一又は複数の細菌の菌末を得る。当該一又は複数の菌末を発酵乳原料に添加し、発酵乳を得る。当該発酵乳を、菌の摂取量が総量で1×106~1×1012cfu/kg体重/日になるように、少なくとも3ヶ月毎日摂取する。
当該発酵乳の摂取により、オピオイドペプチド分解効果及び/又は非コラーゲン性糖タンパク質分解効果が期待できる。
試験例1及び2で用いた5種の新規ビフィドバクテリウム属細菌から選択される一又は複数の細菌を添加した調製粉乳の製造法を下記に示す。
脱塩牛乳乳清蛋白質粉末(ミライ社製)10kg、牛乳カゼイン粉末(フォンテラ社製)6kg、乳糖(ミライ社製)48kg、ミネラル混合物(富田製薬社製)920g、ビタミン混合物(田辺製薬社製)32g、ラクチュロース(森永乳業社製)500g、ラフィノース(日本甜菜製糖社製)500g、及びガラクトオリゴ糖液糖(ヤクルト薬品工業社製)900gを温水300kgに溶解し、さらに90℃で10分間加熱溶解し、調製脂肪(太陽油脂社製)28kgを添加して均質化する。その後、殺菌、濃縮の工程を行って噴霧乾燥し、調製粉乳約95kgを調製する。これに、試験例1及び2で用いた5種の新規ビフィドバクテリウム属細菌から選択される一又は複数をそれぞれ又は同一のMRS液体培地3mLに添加し、37℃で16時間嫌気培養し、培養液を濃縮し、凍結乾燥を行った後にでん粉で倍散して得た菌末(1.8×1011cfu/g)100gを加えてビフィズス菌・オリゴ糖配合調製粉乳約95kgを調製する。得られた調製粉乳を水に溶解して、標準調乳濃度である総固形分濃度14%(w/V)の調乳液としたとき、調乳液中のビフィズス菌数は2.7×109cfu/100mlとなる。上述のようにして得られた調整粉乳を摂取することにより、オピオイドペプチド分解効果及び/又は非コラーゲン性糖タンパク質分解効果が期待できる。
Claims (7)
- ビフィドバクテリウム・ビフィダムMCC1092(NITE BP-02429)、ビフィドバクテリウム・ビフィダムMCC1319(NITE BP-02431)、ビフィドバクテリウム・ビフィダムMCC1868(NITE BP-02432)、ビフィドバクテリウム・ビフィダムMCC1870(NITE BP-02433)及びビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムMCC1110(NITE BP-02430)からなる群から選択される一又は複数のビフィドバクテリウム属細菌。
- ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含有するオピオイドペプチド分解用組成物であって、前記細菌がビフィドバクテリウム・ビフィダムMCC1092(NITE BP-02429)、ビフィドバクテリウム・ビフィダムMCC1319(NITE BP-02431)、ビフィドバクテリウム・ビフィダムMCC1868(NITE BP-02432)、ビフィドバクテリウム・ビフィダムMCC1870(NITE BP-02433)及びビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムMCC1110(NITE BP-02430)からなる群から選択される一又は複数である、前記オピオイドペプチド分解用組成物。
- 前記オピオイドペプチドがβ-カソモルフィンである、請求項2に記載のオピオイドペプチド分解用組成物。
- ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を有効成分として含有する非コラーゲン性糖タンパク質分解用組成物であって、前記細菌がビフィドバクテリウム・ビフィダムMCC1092(NITE BP-02429)、ビフィドバクテリウム・ビフィダムMCC1319(NITE BP-02431)、ビフィドバクテリウム・ビフィダムMCC1868(NITE BP-02432)、ビフィドバクテリウム・ビフィダムMCC1870(NITE BP-02433)及びビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムMCC1110(NITE BP-02430)からなる群から選択される一又は複数である、前記非コラーゲン性糖タンパク質分解用組成物。
- 前記非コラーゲン性糖タンパク質が、フィブリン、フィブリノゲン、フィブロネクチン、ラミニン又はプラスミノーゲンである、請求項4に記載の非コラーゲン性糖タンパク質分解用組成物。
- ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を含有する医薬組成物であって、前記細菌がビフィドバクテリウム・ビフィダムMCC1092(NITE BP-02429)、ビフィドバクテリウム・ビフィダムMCC1319(NITE BP-02431)、ビフィドバクテリウム・ビフィダムMCC1868(NITE BP-02432)、ビフィドバクテリウム・ビフィダムMCC1870(NITE BP-02433)及びビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムMCC1110(NITE BP-02430)からなる群から選択される一又は複数である、前記医薬組成物。
- ビフィドバクテリウム属細菌、前記細菌の培養物、及び/又は前記細菌の菌体処理物を含有する飲食品組成物であって、前記細菌がビフィドバクテリウム・ビフィダムMCC1092(NITE BP-02429)、ビフィドバクテリウム・ビフィダムMCC1319(NITE BP-02431)、ビフィドバクテリウム・ビフィダムMCC1868(NITE BP-02432)、ビフィドバクテリウム・ビフィダムMCC1870(NITE BP-02433)及びビフィドバクテリウム・ロンガム・サブスピーシーズ・ロンガムMCC1110(NITE BP-02430)からなる群から選択される一又は複数である、前記飲食品組成物。
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| US16/498,148 US11504407B2 (en) | 2017-03-28 | 2018-03-23 | Bifidobacterium genus bacterium |
| CN201880022489.9A CN110506105B (zh) | 2017-03-28 | 2018-03-23 | 新型双歧杆菌属细菌 |
| EP18776670.4A EP3604497A4 (en) | 2017-03-28 | 2018-03-23 | NEW BACTERIA OF THE GENUS BIFIDOBACTERIUM |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006518708A (ja) | 2002-12-06 | 2006-08-17 | スロムブ−エックス エヌブイ | 薬理学的硝子体融解 |
| JP2012510800A (ja) * | 2008-12-05 | 2012-05-17 | ネステク ソシエテ アノニム | 低出生体重児において使用するための組成物 |
| JP2012515167A (ja) * | 2009-01-12 | 2012-07-05 | ファイザー イタリア ソシエタ ア レスポンサビリタ リミタータ | プロバイオティクスおよびプレバイオティクス構成要素ならびに無機塩をラクトフェリンとともに含む組成物 |
| JP2014513106A (ja) * | 2011-05-06 | 2014-05-29 | オルガノバランス メディカル アーゲー | 新規な乳酸菌及びそれを含有する組成物 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1373512A1 (en) * | 2001-04-05 | 2004-01-02 | Universite Laval | Fragment of l. lactis plasmid conferring antiphage activity and uses thereof |
| CA2745448C (en) * | 2008-12-05 | 2018-09-18 | Carolyn Enever | Methods for selecting protease resistant polypeptides |
| US9649380B2 (en) | 2009-01-12 | 2017-05-16 | Pfizer Italia S.R.L. | Compositions comprising probiotic and prebiotic components and mineral salts, with lactoferrin |
| JPWO2013047082A1 (ja) | 2011-09-29 | 2015-03-26 | 天野エンザイム株式会社 | 外因性オピオイドペプチド分解酵素剤 |
| JP6139217B2 (ja) * | 2013-03-29 | 2017-05-31 | 森永乳業株式会社 | D−アミノ酸の製造方法 |
| KR101589466B1 (ko) * | 2015-05-21 | 2016-02-01 | 주식회사 쎌바이오텍 | 성장 촉진을 위한 비피도박테리움 롱굼 cbt bg7 균주 및 이를 포함하는 성장촉진용 기능성 식품 조성물 |
| WO2018181066A1 (ja) | 2017-03-28 | 2018-10-04 | 森永乳業株式会社 | 新規ビフィドバクテリウム属細菌 |
| JP6986695B2 (ja) * | 2017-05-16 | 2021-12-22 | パナソニックIpマネジメント株式会社 | 照明器具及び照明システム |
-
2018
- 2018-03-23 WO PCT/JP2018/011915 patent/WO2018181066A1/ja not_active Ceased
- 2018-03-23 AU AU2018242882A patent/AU2018242882B2/en active Active
- 2018-03-23 CN CN201880022489.9A patent/CN110506105B/zh active Active
- 2018-03-23 US US16/498,148 patent/US11504407B2/en active Active
- 2018-03-23 EP EP18776670.4A patent/EP3604497A4/en active Pending
- 2018-03-23 JP JP2019509740A patent/JP6766253B2/ja active Active
-
2022
- 2022-10-18 US US18/047,477 patent/US12090181B2/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006518708A (ja) | 2002-12-06 | 2006-08-17 | スロムブ−エックス エヌブイ | 薬理学的硝子体融解 |
| JP2012510800A (ja) * | 2008-12-05 | 2012-05-17 | ネステク ソシエテ アノニム | 低出生体重児において使用するための組成物 |
| JP2012515167A (ja) * | 2009-01-12 | 2012-07-05 | ファイザー イタリア ソシエタ ア レスポンサビリタ リミタータ | プロバイオティクスおよびプレバイオティクス構成要素ならびに無機塩をラクトフェリンとともに含む組成物 |
| JP2014513106A (ja) * | 2011-05-06 | 2014-05-29 | オルガノバランス メディカル アーゲー | 新規な乳酸菌及びそれを含有する組成物 |
Non-Patent Citations (13)
| Title |
|---|
| 0. SOKOLOV ET AL.: "56", PEPTIDES, 2014, pages 68 - 71 |
| CANDELA M. ET AL.: "Plasminogen-dependent proteolytic activity in Bifidobacterium lactis", MICROBIOLOGY, vol. 154, 2008, pages 2457 - 2462, XP055558592, DOI: doi:10.1099/mic.0.2008/017095-0 * |
| E. ARMAFORTE ET AL., INTERNATIONAL DAIRY JOURNAL, vol. 20, 2010, pages 715 - 723 |
| G. PUSCHEL ET AL., EUR. J. BIOCHEM., vol. 126, no. 2, 1982, pages 359 - 365 |
| H. SUMI ET AL., ACTA HAEMATOL, vol. 84, 1990, pages 139 - 143 |
| J. WASILEWSKA ET AL., NUROPEPTIDES, vol. 45, 2011, pages 189 - 195 |
| KENJI YAMAMOTO, JPN. J. LACTIC ACID BACT., vol. 19, no. 1, pages 2008 |
| See also references of EP3604497A4 |
| TAKESHI MOTOMIYA, CLINICIAN, vol. 37, no. 387, 1990, pages 73 - 841 |
| TRIVEDI ET AL., J. NUTR. BIOCHEM., vol. 25, no. 10, 2014, pages 1011 - 1018 |
| X.G. SONG ET AL.: "Journal of Food Science and Technology", JOURNAL OF JAPANESE SOCIETY FOR FOOD SCIENCE AND TECHNOLOGY, vol. 40, no. 4, April 1993 (1993-04-01) |
| YAN ET AL., BIOSCI. BIOTECH. BIOCHEM., vol. 56, no. 5, 1992, pages 704 - 707 |
| ZENG, Z. ET AL.: "Bifidobacteria possess inhibitory activity against dipeptidyl peptidase-IV", LETTERS IN APPLIED MICROBIOLOGY, vol. 62, no. 3, 20 October 2015 (2015-10-20) - March 2016 (2016-03-01), pages 250 - 255, XP055612989 * |
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| JP2020164492A (ja) * | 2019-03-29 | 2020-10-08 | 森永乳業株式会社 | インドール乳酸化合物の製造方法 |
| JPWO2021059894A1 (ja) * | 2019-09-27 | 2021-04-01 | ||
| WO2021059894A1 (ja) * | 2019-09-27 | 2021-04-01 | 森永乳業株式会社 | 組成物並びに該組成物含有する飲食品組成物および調製乳 |
| JP7368484B2 (ja) | 2019-09-27 | 2023-10-24 | 森永乳業株式会社 | 組成物並びに該組成物含有する飲食品組成物および調製乳 |
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| CN110506105A (zh) | 2019-11-26 |
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