WO2004068125A1 - 連続的光学測定装置およびその方法 - Google Patents
連続的光学測定装置およびその方法 Download PDFInfo
- Publication number
- WO2004068125A1 WO2004068125A1 PCT/JP2004/001001 JP2004001001W WO2004068125A1 WO 2004068125 A1 WO2004068125 A1 WO 2004068125A1 JP 2004001001 W JP2004001001 W JP 2004001001W WO 2004068125 A1 WO2004068125 A1 WO 2004068125A1
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- WIPO (PCT)
- Prior art keywords
- light
- light receiving
- base member
- continuous
- housing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N21/6452—Individual samples arranged in a regular 2D-array, e.g. multiwell plates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/6428—Measuring fluorescence of fluorescent products of reactions or of fluorochrome labelled reactive substances, e.g. measuring quenching effects, using measuring "optrodes"
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/75—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated
- G01N21/77—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator
- G01N21/78—Systems in which material is subjected to a chemical reaction, the progress or the result of the reaction being investigated by observing the effect on a chemical indicator producing a change of colour
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N35/00—Automatic analysis not limited to methods or materials provided for in any single one of groups G01N1/00 - G01N33/00; Handling materials therefor
- G01N35/10—Devices for transferring samples or any liquids to, in, or from, the analysis apparatus, e.g. suction devices, injection devices
- G01N2035/1027—General features of the devices
- G01N2035/1048—General features of the devices using the transfer device for another function
- G01N2035/1062—General features of the devices using the transfer device for another function for testing the liquid while it is in the transfer device
Definitions
- the present invention relates to a continuous optical measuring device and a method thereof.
- the present invention relates to fields requiring treatment of biological macromolecules such as genes, immune systems, amino acids, proteins, and sugars, and small biomolecules, such as engineering, food, agricultural products, agriculture such as fishery processing, pharmaceuticals, It relates to all fields, such as the medical field, such as hygiene, health, immunity, disease, and genetics, or the chemical field.
- the present invention particularly relates to a continuous optical measurement device and a method suitable for gene mutation analysis, polymorphism analysis, mapping, nucleotide sequence analysis, expression analysis, and the like.
- a DNA chip is a semiconductor chip or a flat plate such as a slide glass, in which a number of known oligonucleotides are arranged in an array such that a minute amount of a suspension is formed into a dot, and fixed. It is.
- a small amount of oligonucleotide suspensions are spaced at regular intervals using a pipetting device. It is manufactured by dispensing while preventing contamination.
- Various analyzes and analyzes on genes are performed using this DNA chip.
- the user in order to determine the base sequence of an unknown target gene, conventionally, the user has to prepare a suspension of the target genetic material labeled with a luminescent substance on the DNA chip. Dispense. After a certain reaction time, the excess suspension is removed by washing. Next, by detecting the luminescence from the DNA chip, an attempt was made to determine the base sequence from the position where the luminescence was detected.
- a DNA chip in which a substance such as each oligonucleotide is fixed to a plane surface of a prepared glass plate having a size of about 2.6 cm X 7.6 cm, for example, has been used.
- a liquid of about 10 ⁇ L is dispensed on the plane, and then a glass plate or a film is manually placed on the plane.
- a glass plate or a film is manually placed on the plane.
- a step of mounting a film or the like is necessary, which has been an obstacle to work automation.
- the liquid is supplied by placing a film or the like, it is difficult to fluidize the liquid to be supplied, and the smaller the amount, the more difficult it is to encounter and react with the target substance. There is a problem that it takes a long time for the treatment and a high-concentration liquid is required for the treatment.
- each fixed position is used to test the binding with the target substance labeled with the labeling substance, the entire fixed position, or a plurality of fixed positions. Is measured at once, and the luminescence at each fixed position is measured, The chemical structure of the target substance and its affinity were detected efficiently (International publication
- a first object of the present invention is to reliably emit light at each fixed position arranged on a base member by a simple device or control.
- An object of the present invention is to provide an inexpensive or cost-effective continuous optical measurement device and a method thereof that can be obtained.
- a second object is to provide a highly reliable continuous optical measurement device and a method thereof that can obtain information at each fixed position arranged on a base member accurately and precisely.
- the third purpose is that, at each fixed position on the base member, It is an object of the present invention to provide a continuous optical measuring device and a method thereof that can surely identify labeling performed by changing the amount ratio of a kind of labeling substance.
- a fourth object is to provide a continuous optical measurement device and a method thereof that can be performed consistently and automatically based on the reaction, measurement, and identification of a detection substance or a binding substance on a base member. This is done for the purpose of doing so.
- a fifth object is to provide a continuous optical measurement device and a method thereof that can efficiently measure light emission at a fixed position of a base member. Disclosure of the invention
- a plurality of predetermined detection substances are fixed at predetermined intervals along an arrangement line, and each detection substance corresponds to its fixing position.
- One or more light-transmitting or semi-light-transmitting storage portions capable of storing the attached base member, and light provided from a fixed position provided at a predetermined position outside the storage portion;
- One or more light receiving units for receiving light from a light receiving width region having a width smaller than the line width, and scanning the fixed position on the base member along a spiral moving line having the light receiving width.
- the present invention provides a continuous optical measurement device having a continuous moving section that relatively continuously moves between the light receiving section and the housing section.
- a plurality of types of detection substances refers to chemical substances having a predetermined chemical structure that can be recognized and bound by a specific binding substance, such as nucleic acids, proteins, amino acids, sugar chains, and peptides. And other chemicals containing biopolymers or low molecules.
- Nucleic acids include double-stranded or single-stranded DNA, cDNA, RNA, oligonucleotides, nucleotides and the like.
- the binding substance is also a chemical substance having a predetermined chemical structure having a binding property to the detection substance, for example, a chemical substance such as a nucleic acid, a protein, a sugar chain, a peptide, etc. It is.
- the detection substance or binding substance may be a natural molecule or an artificial molecule.
- the contact surface properties of the detection substance and the binding substance having a binding property to the detection substance are mutually exclusive. It is used to determine the structure of the target substance, perform various analyses, and perform analyses.
- genetic materials such as oligonucleotides and immunity materials are included.
- Genetic materials include nucleic acids (polynucleotides) and oligonucleotides of their degradation products. Includes nucleotides, nucleotides, etc.
- the “predetermined chemical structure” is a molecular structure, for example, a base sequence in the case of the detection substance or the binding substance external electric substance.
- the “base member” is formed of a flexible material or a non-flexible material. That is, the base member is not required to be flexible even if it is an elongated shape such as a string or a string, and may be a non-flexible material such as a wire or a rod. Further, the inflexible base member may be formed in a coil shape.
- These materials include, for example, organic materials such as polyethylene, polystyrene, polypropylene, and urethane; inorganic materials such as glass fibers, ceramics, and metals; or organic materials such as organic film or tape with fine ceramic particles spread over tape.
- organic materials include not only artificial materials but also natural materials such as natural fibers such as silk and cotton.
- the base member is formed of various porous materials, foamable materials, fibrous materials, and uneven materials at least at each fixing position.
- the base member does not necessarily need to have an elongated shape, and may be an elongated base member wound on a support having various shapes such as an integrated support. Further, the base member may be, for example, a rotating body, a plate, a column, a prism, or the like. "Fixed (at predetermined intervals)" means that each fixed position can be measured from the outside. For example, when the base member has an elongated shape, it is arranged along the longitudinal direction of the base member. It is in the state of being arranged. When the base members are plate-shaped, for example, they are arranged in a matrix.
- the ⁇ predetermined interval '' refers to the distance beyond the spread in the case of analysis or analysis in which it is necessary to avoid contact between adjacent detection substances, considering the fixed amount of each detection substance and its spread. In the case of analysis or analysis in which it is not necessary to avoid contact between adjacent detection substances, the distance may be such that the spreads overlap. Also, the intervals need not be constant, but may be other regular or irregular intervals.
- the “placement line” is a straight or curved line along which the fixed position is arranged, and the width thereof is set so as to cover each fixed position.
- the placement line is a line connecting the fixed positions so as to cover all the fixed positions. If each fixed position is located along the wound elongated base member, The placement line can be said to be spiral along the base member.
- the arrangement line does not always have to be a spiral with a constant inclination angle.
- a fixed position is arranged in a matrix shape on a cylindrical, square tubular, or plate-like base member. In such a case, the arrangement line can be set to connect the fixed positions.
- the reason for "accepting light from a light receiving width region having a width smaller than the above width” is to measure each fixed position on the arrangement line in detail. As a result, even if light emission is not performed in the entire area of the fixed position, it is possible to catch the light.
- the light receiving width is, for example, the diameter of an optical fiber used or a width reduced or enlarged by a lens system.
- the “helical moving line having the light receiving width” means a spiral having a line width of the light receiving width, which is different from the above-mentioned arrangement line. If the pitch of the moving line is narrowed, light can be received repeatedly at the same fixed position. In addition, it is possible to allow light reception only from a part of each fixed position by providing a large space between the pitches or adjacent lines. In addition, it is possible to move such that adjacent light receiving widths touch or overlap each other. Unlike the placement line, it can pass the same fixed position more than once.
- Continuous movement '' means moving smoothly along the line without stopping, jumping, bowing back, sudden or discontinuous turning or moving, etc. Means to perform Therefore, it can be realized with a simple device and control. Movement is a combination of rotational and linear movement.
- the number of “light receiving units” is not necessarily one, and a plurality of “light receiving units” may be provided corresponding to the respective housing units. Also, a plurality may be provided for each accommodation unit. In that case, for example, the wavelength to be received is changed for each light receiving unit.
- “To scan the fixed position on the base member” means to move so as to cover all the fixed positions on the base member.
- the light emission at each fixed position along the movement line can be measured in a fine and overlapping manner along the movement line, so that precise and detailed information can be obtained for each fixed position. Information can be obtained.
- the light received by the light receiving unit and the fixed position are defined by each interval between the fixed positions arranged on the arrangement line, the order and shape of each fixed position, the shape of the arrangement line, It is a continuous optical measurement device having a light emission position judging unit for associating based on the shape or the shape of the moving line.
- a mark (luminous substance, color, etc.) provided on the base member at regular intervals may be used to facilitate the association.
- the mark may be configured to indicate the standard intensity of the light emission intensity.
- the “line shape” includes a numerical value specifying a shape such as a diameter, a pitch, a line width, and a light receiving width.
- reliability can be automatically, easily, and surely related based on the interval between the fixed positions arranged on the arrangement line, the order of each fixed position, and the like. high.
- a third aspect of the present invention is a continuous optical system having one or more wavelengths or one or more wavelength ranges included in the light received by the light receiving unit, or Z, and a light emission content determining unit that determines each corresponding intensity. It is a measuring device.
- the present invention since only a single light emission from each fixed position is received, at each fixed position, not only labeling by changing the type of labeling substance and the amount of labeling substance, but also a plurality of types of labeling By changing the ratio of the substances, a large number of labels can be obtained.
- the light emission content determination unit uses a filter that transmits only a predetermined wavelength or a wavelength range, and various photometers that measure the amount of light that has passed through the filter.
- the continuous moving section includes a continuous rotating section that rotates the housing section around a predetermined rotation axis and linearly moves the storage section along the rotation axis. It is an optical measuring device.
- the “accommodation section” and “foundation member” or “integrated foundation members” It is not always necessary to use a rotating body, but a rotating body is preferred.
- the measurement is performed along the line by the rotation of the housing around the rotation axis and the linear movement of the housing along the rotation axis.
- a part, a base member, or an integrated base member is a rotating body and the line is spirally formed, easy and accurate movement along the line can be performed.
- the rotation and linear movement are performed, the structure of the movement mechanism can be simplified.
- the base member is an elongated base member such as a thread, a string, or a tape in which each fixed position is arranged along a longitudinal direction, and each fixed position can be measured from outside. It is a continuous optical measuring device which is wound, stacked or aligned in a state and integrated. Therefore, the arrangement line corresponds to the wound base member.
- the fixed position is integrated in a state where it can be measured from the outside”.
- the base member is configured to be measured as a three-dimensional shape. As a result, the measurable area of the detection substance can be increased, external measurements can be reliably performed, and reliability can be improved.
- the base member is opaque or translucent, along the direction perpendicular to the longitudinal direction of the base member so that not only the outermost surface of the base member but also the sides of the base member can be measured.
- stacking such as winding at intervals between the base members is performed. Thereby, even if the foundation member is twisted and the winding force is increased, the fixed position can be measured from the outside.
- a light receiving unit may be provided so that light can be received at two different positions in different directions, and each fixed position may be measured three-dimensionally by stereoscopic vision.
- the base member is preferably wound around only one layer. However, when a transparent or translucent base member is measured in a stereoscopic view, it can be wound into a plurality of layers.
- the stacking support on which the base member is integrated may be provided with a support on which the base member is to be wound.
- a support on which the base member is to be wound may be provided.
- the “integrated base member” is, for example, a structure in which a support is provided and a gap provided in the support is provided. It is preferable that the ends of the base member are sandwiched between them and fixed by frictional force or the like to be bound and supported.
- the accumulating support has a structure such that when the accumulating support is accommodated in an accommodating section described later, a gap is formed between the accumulating support and an inner wall of the accommodating section so that the liquid can pass smoothly. This ensures that when the liquid is aspirated, the liquid and the detection substance or the binding substance are brought into contact with each other, and that when the force is applied, the liquid is discharged between the accumulation support and the inner wall. It can be passed smoothly without remaining.
- the accumulation support or the base member when the accumulation support or the base member is accommodated in the accommodation section, the accumulation support and the base member are not moved in the accommodation section by the movement of the accommodation section. The position needs to be fixed.
- a support for example, a cylindrical shape or a prismatic shape
- the support is provided with a protective portion for preventing the contact between the inner wall of the container (including the accommodating portion described later) for accommodating the accumulating support and the base member.
- the protective portion may be, for example, a height exceeding the thickness of a base member wound on an appropriate portion (for example, both edges, both ends, etc.) of a support (for example, a cylinder or a prism).
- a projection is provided (for example, in a radial direction) such that a projection whose tip contacts the inner wall of the container projects from the surface of the support.
- a contact point of the protective portion with the inner wall of the container is formed so as to have an area as small as possible. This is because if the area of the contact point is large, the residual amount of the liquid may increase.
- the shape of the protective part is such that the flow of fluid in the housing is not made impossible by the presence of the protective part. For example, it is prevented by providing a notch in the annularly formed protrusion or providing a pin-shaped protrusion. With this protection part, the positioning of the accumulation support in the accommodation part can be performed.
- the support when handling a very small amount of liquid, the support is preferably formed solid. Further, it is preferable that the distance between the base member and the inner wall of the container is as small as possible.
- the support when a relatively large amount of liquid is handled, the support is preferably formed of a hollow or porous or porous member. Further, grooves or streaks such as spirals or the like may be provided on the surface of the support on which the base member can be wound, and may be formed along or along the HQ grooves or streaks. Then, the base member may be wound so that a space is provided between the base members or a space is provided between the support and the base member so that the fluid can be easily circulated.
- the base member is an elongated base member
- the light receiving section is moved along the base member so as to scan all the fixed positions, so that the fixed position can be reliably determined.
- Correspondence with a detection substance or a binding substance can be established.
- a sixth invention is a continuous optical measurement device in which the base member or the base member is integrated, and the housing is a rotating body, and is housed so that their axes coincide. is there. This ensures that the light received by the light receiving section is clear.
- the housing portion and the like are formed in the rotating body, and are housed so that their axes with the base member and the like coincide with each other, so that the rotational movement and the linear movement are combined at a constant rate. Accordingly, the light receiving section can be easily moved along the line so as to scan each fixed position.
- a seventh aspect of the present invention is the continuous optical measuring device, wherein the light receiving unit of the optical measuring unit is provided with an optical system capable of focusing on each fixed position of the base member housed in the housing unit. It is.
- the focus of the light receiving unit can be reliably adjusted to each fixed position, so that light at each fixed position can be measured clearly.
- An eighth invention is a continuous optical measurement device in which the light receiving section of the optical measurement section is provided with a tip of one optical fiber.
- the structure of the device can be simplified, and the cost can be reduced.
- the container has an inlet / outlet for a fluid, and regulates a pressure in the container.
- the nozzle is detachably mounted on a nozzle communicating with a pressure adjusting unit that suctions and discharges a fluid to and from the storage unit, and the continuous moving unit rotates the nozzle around the rotation axis to force the axis. It is a nozzle rotation elevating unit that can be raised and lowered along a direction. Since the storage section has a fluid inlet / outlet, the storage section can store not only the base member but also a fluid. Thereby, the reaction between the detection substance of the base member and the binding substance contained in the liquid becomes possible in the accommodation section.
- the housing section has a housing port for housing the base member. For example, the storage port may be used for connection with the suction / discharge unit.
- the shape or size of the housing portion is set to a shape or size approaching the shape or size of the base member (or accumulation support) based on the shape or size of the base member (or accumulation support).
- a moving unit that can relatively move between the entrance and the exit and a processing region in which a container or the like provided outside is placed.
- the processing can be automated and performed consistently by moving the base member while the base member is housed in the housing part.
- the magnetic particles are provided by providing the magnetic force means outside the housing portion, or by replacing the magnetic particles with a pipe tip capable of being separated by adsorbing the magnetic particles to the inner wall by providing the magnetic force means. Because it can also be used as a device that handles, various types of processing can be performed more efficiently and more consistently.
- the reaction or the like is performed by sucking and discharging a necessary liquid such as a reagent to the storage portion with respect to the same or different liquid while the base member is stored in the storage portion. After cleaning, measurement can be performed in that state. Therefore, processes such as reaction and measurement can be performed efficiently and consistently with quick and simple operations. In addition, since various processes can be performed while housed in the housing section, cross contamination is prevented and reliability is high. Further, the income By determining the shape or size of the container based on the shape or size of the base member, processing can be performed even with a very small amount of liquid.
- a nozzle rotation elevating unit can be used as the continuous passage moving unit of the housing unit, the structure of the optical measuring device can be simplified, or the size of the entire device can be suppressed.
- a tenth aspect of the present invention is a continuous optical measurement device including a holding unit that rotatably holds a lower end of the housing so that the housing is positioned at a position where light can be received by the light receiving unit.
- the lower end of the housing portion is rotatably held, so that reliable positioning can be performed.
- An eleventh aspect of the present invention is the continuous optical measuring device, wherein the light receiving unit is supported so as to be capable of performing a minute operation so as to keep a distance from the housing unit constant in response to fluctuations caused by the rotational movement of the housing unit. It is.
- a twelfth invention is a continuous optical measurement device, wherein the optical fiber is capable of irradiating predetermined light through the optical fiber and receiving light through the optical fiber.
- the optical fiber is capable of irradiating predetermined light through the optical fiber and receiving light through the optical fiber.
- excitation light can be irradiated using an optical fiber for receiving light. Therefore, the structure of the device can be simplified.
- a plurality of predetermined types of detection substances are fixed at predetermined intervals along an arrangement line, and a base member in which each detection substance and its fixing position are associated is translucent or semi-transparent.
- a continuous measurement step of performing a measurement while relatively moving between a light receiving unit and the housing unit.
- the thirteenth invention as described in the first invention, it is possible to measure the light emission at each fixed I along the arrangement line finely along the movement line, and to measure the light emission in an overlapping manner. Accurate and detailed information can be obtained for each fixed position. Therefore, it is possible to reliably detect the label at each fixed position, especially when performing many types of labeling by combining a plurality of types of labeling substances and changing the quantitative ratio. This has the effect of facilitating and automating data analysis.
- the measurement can be performed by continuously performing the rotational movement and the linear movement, the apparatus and the control can be simplified, and the cost can be reduced.
- the light received by the light receiving unit and the fixed position are further defined as: intervals between fixed positions arranged on the arrangement line; order of each fixed position; shape;
- This is a continuous optical measurement method including a light emission position determination step of associating based on the shape of a line or the shape of the moving line.
- the fourteenth invention has the same effects as those described in the second invention.
- the fifteenth aspect of the present invention further provides a continuous light emission content determining step of determining one or more wavelengths or one or more wavelength ranges included in the light received by the light receiving unit, and corresponding intensities. This is an optical measurement method.
- the fifteenth invention has effects similar to those described in the third invention.
- a sixteenth invention is a continuous optical measurement method in which the continuous measurement step is performed by rotating the housing section around a predetermined rotation axis and moving the housing section up and down along the rotation axis.
- the sixteenth invention has effects similar to those described in the fourth invention.
- the seventeenth invention is characterized in that, after the accommodation step, a liquid in which the labeled binding substance is suspended is sucked from a fluid inlet / outlet provided in the accommodation section, and the base member is liquid.
- a continuous optical measurement method comprising: a reaction step of reacting the binding substance with the detection substance by immersion in water; and a measurement preparation step of removing the binding substance and the liquid that have not contributed to the reaction. .
- the accommodating step includes accommodating the base member in a translucent or translucent accommodating section having a fluid inlet / outlet at a tip
- the reaction step includes:
- the above-mentioned liquid or the like is sucked by using a pressure adjusting unit that adjusts pressure and sucks and discharges a fluid to and from the storage unit.
- the continuous measurement step is performed by ejecting a liquid or the like, wherein the accommodating portion is mounted, and a nozzle communicating with the pressure adjusting portion is rotated around its rotational axis or moved up and down along the axial direction. Is a continuous optical measurement method.
- the seventeenth invention and the eighteenth invention have the same effects as those described in the ninth invention. BRIEF DESCRIPTION OF THE FIGURES
- FIG. 1 is a partial cross-sectional side view of a device incorporating a continuous optical measurement device according to an embodiment of the present invention
- FIG. 2 is a base member and a base member according to the embodiment of the present invention.
- FIG. 3 is a diagram showing a state in which a foundation member is housed
- FIG. 3 is a perspective view of a main part of a continuous optical measuring device according to an embodiment of the present invention
- FIG. 5 is a side view of a main part of the continuous optical measurement device according to the embodiment
- FIG. 5 is a plan view of a main part of the continuous optical measurement device according to the embodiment of the present invention.
- FIG. 1 is a partial cross-sectional side view showing a storage reaction measuring device 10 incorporating a continuous optical measuring device 11 according to an embodiment of the present invention.
- the housing reaction measuring device 10 is a device that automatically and consistently performs the reaction and the measurement while the base member is housed in the housing part.
- the accommodating reaction measuring device 10 comprises: a continuous optical measuring device 11 for accommodating the base member in a housing portion and performing continuous optical measurement along a line; and the base member in the housing portion. It is provided vertically above and below a storage reaction device 12 and a force boundary plate 13 for performing a reaction in a stored state.
- the storage reaction device 12 includes, as the storage section, a translucent or semi-transparent pipette tip 14 having a plurality of (six in this example) fluid inlets and outlets; G
- the tip 14 is mounted, and is rotatable with respect to its axis, and is provided so as to be able to move up and down along the axial direction.
- a cylinder (not shown) through six circular pipes 16, each of which is connected to a cylinder (not shown) to adjust the pressure so as to perform suction and discharge of the fluid to the pipe tip 14.
- Each of the pipe tips 14 has a mounting portion 18 detachably mounted on the nozzle portion 15 and a single inlet / outlet 19 at a tip thereof.
- a small-diameter portion 20 that can be inserted into the small-diameter portion 20 and the mounting portion 18, and having a diameter larger than the small-diameter portion 20.
- a large-diameter portion 21 in which is accommodated.
- the pressure adjusting section 17 includes a cylinder block (not shown) having six nozzles 15 and six cylinders communicating with each other through the six circular tubes 16, and a cylinder block (not shown). It has a mechanism (not shown) that is connected to each cylinder rod (viston) (not shown) in the mouthpiece and slides the six cylinder rods simultaneously in the vertical direction.
- the containment reaction device 12 includes a 0-axis motor 22 for rotating the nozzle portion 15 and thus the pipette tip 14 along the axis thereof, and A nozzle rotating mechanism for transmitting the rotation to the nozzle portion 15 is provided by a toothed pulley (not shown) provided on the rotating shaft of the shaft motor 22.
- the nozzle portion 15 is fixedly provided as an elevating portion for vertically moving the nozzle portion 15, and thus the pipette tip 14, and is supported by the support member 23 so as to be able to move up and down.
- the Z-axis slider 24, the nut portion 25 fixedly provided with the Z-axis slider 24, and the nut portion 25 are screwed together, and the nut portion 25 is vertically driven by rotation.
- a Z-axis ball screw 26 to be driven, and a Z-axis motor 28 having a rotating shaft coupled to the Z-axis ball screw 26 via a coupling portion 27 and driving the Z-axis ball screw 26 to rotate.
- the pipe tip 14 passes through the through hole 29 provided in the boundary plate 13 and passes through the predetermined position of the continuous optical measurement device 11 provided below the boundary plate 13. You can descend to the position.
- the rotating mechanism and the elevating unit correspond to the nozzle rotating elevating unit as the continuous passage moving unit.
- reference numeral 25a denotes a sensor for detecting a case where the tip of the pipette tip 14 has reached the bottom of the container or a force has been applied to the tip for some reason.
- Reference numeral 30 denotes a pin for piercing a thin seal covering an opening of the container in order to prevent evaporation of a liquid contained in a container (not shown), which is interlocked with a piston in the cylinder.
- the nozzle 31 can be moved up and down in the axial direction of the nozzle portion 15 by the shaft 31.
- Reference numeral 32 is pressed against a support plate 34 provided with the pins 30 by a panel portion 33 fixedly provided on the shaft 31, and as the nozzle portion 15 descends! /
- the pipette tip 14 moves to a predetermined position below the through hole 29 provided in the boundary plate 13, the pipette tip 14 covers the through hole 29 and optically shields the lower portion. It is a shield plate that forms a dark room.
- Reference numeral 35 denotes a lens (optical axis parallel to the axial direction of the nozzle portion 15) of a CCD camera (not shown) provided in the information for monitoring the operation of the pipette tip 14; It reflects and guides the light from chip 14.
- Reference numeral 36 denotes a backlight for irradiating the tip chip 14 with light.
- Reference numeral 60 denotes a nozzle arrangement direction movement guide unit 60 as a nozzle arrangement direction moving unit for moving the light receiving unit 40 in the nozzle arrangement direction
- reference numeral 61 denotes the nozzle arrangement direction. It is a motor and pole screw for moving the movement guide section 60 in the front-back direction in the figure.
- Reference numeral 62 denotes a magnet, which applies a magnetic force to the inside of the tip 14.
- Reference numeral 63 denotes a plate to which the magnet 62 is attached, which is provided so as to be able to approach and separate from the pipe tip 14. When the plate 63 approaches the pipe tip 14, a magnetic force is exerted in the tip 14, and when the plate 63 is separated, no magnetic force is exerted in the pipette tip 14.
- a dripping receiving portion 64 for receiving dripping from the pipe tip 14 is provided on the upper side of the plate 63.
- Reference numeral 65 denotes a motor 65 for driving the plate 63.
- FIG. 2 shows a base member to be housed in the pipette tip 14 as the housing part and a state in which the base member is housed.
- FIG. 2 (a) shows a core 37 as a rod-like or cylindrical support for winding and supporting the base member 38 on its surface.
- FIG. 2 (b) shows an integrated support 39 on which the aforementioned base member 38 is wound.
- the diameter of the core 37 is, for example, from about 2 to about 4 mm
- the thickness of the base member 38 is, for example, from about 0.05 mm to about 0.2 mm.
- the length is, for example, from about 500 mm to about 300 mm.
- FIG. 2 (c) shows a state in which the accumulation support 39 is accommodated in the pipette tip 14.
- the line along the longitudinal direction of the base member 38 corresponds to the arrangement line, and the diameter of the base member 38 substantially corresponds to the width of the arrangement line.
- FIG. 1 a continuous optical measurement device 11 according to the present embodiment will be described with reference to FIGS. 3, 4, and 5.
- FIG. 3 is a diagrammatic representation of a continuous optical measurement device 11 according to the present embodiment.
- the continuous optical measurement device 11 is provided at a predetermined position outside the pipette tip 14 and can receive light from the pipette tip 14. 12 so as to scan all the fixed positions of the base member 38 along the moving direction different from the arrangement line having the predetermined line width along the longitudinal direction of the base member 38.
- the nozzle rotating / elevating unit for moving the tip 14 relative to the light receiving unit 40; and the light receiving unit 40 can receive light from the tip 14 And a guide portion 41 for holding the pipe tip 14 at a predetermined position.
- the light receiving section 40 is an optical element whose focal length is adjusted so that light having a predetermined light receiving width from each fixed position on the base member accommodated in the pipette tip 14-1 can be received.
- Receiving head 42 having a system, and a positioning roller 4 in contact with the bit chip 14 in order to maintain the end face of the receiving head 42 at a fixed distance with respect to the one chip 14.
- Optical system built into the light receiving head 42 Has, for example, a light receiving width of about 0.02 mm on the base member.
- the light receiving section 40 includes an optical fiber 45 having the tip end 44 attached to the light receiving head 42, a support frame 46 for supporting the optical fiber 45, and the light receiving head 4. 2 and an XY axis linearly moving portion 47 for holding the supporting frame 46 movably in the horizontal direction for a minute distance.
- the XY-axis direct-moving portion is formed so that the X-axis direct-moving portion and the Y-axis direct-moving portion overlap, and is movably supported by a fixed column 47b by a spring 47a.
- the light receiving head 42 is mounted on a goose stage 48 so that the angle of the light receiving head 42 in a vertical plane can be adjusted.
- the optical fiber 45 is attached to the support frame 46 by a fiber pressing sponge 50 sandwiched between optical fiber holders 49a and 49b.
- Reference numeral 42 a denotes an opening for introducing light into an optical system provided in the light receiving head 42.
- the guide portion 41 has a guide block 52 provided with six holding holes 51 for rotatably holding the lower end portions of the six pipe tips 14.
- Each of the holding holes 51 is provided with a spring 53 for urging the pipe tip 14 upward to absorb a downward force applied to the pipe tip 14 to some extent.
- the guide block 52 is attached to a slider 55 that can be moved up and down along two shafts 54.
- the slider 55 is urged upward by two compression springs 56 provided so as to surround each of the shafts 54, and the pipe tip 14 inserted into the guide block 52 is displaced. It is positioned at a predetermined position where the light receiving head 42 of the light receiving section 40 is provided.
- a photomicrosensor 58 attached to the slider 55 by a sensor dog 57 is provided.
- the photomicrosensor 58 is provided with a light emitting element and a light receiving element, and the nozzle tip up / down unit pushes the tip 14 until the sensor dog 57 blocks the light emitting element and the light receiving element.
- the tip 14 is positioned up to the position where the measurement can be performed.
- the entirety of the light receiving section 40 is composed of the six pipes positioned on the guide section 41 by the nozzle arrangement direction moving guide section 60 as the nozzle arrangement direction moving section. Can move along the direction of the tip 14 arrangement. As a result, the pipette tips 14 are sequentially moved for each of the sixteen pipette tips 14 and one pipette tip is measured.
- an unillustrated C Pu a memory device, an information processing device storing various programs, an input device such as a keyboard and a mouse, an output device such as a display unit and a printer.
- the control unit for giving an operation instruction to the storage reaction device or the continuous optical measurement device, the light emission position determination unit, and the light emission content determination unit are configured by the information processing device.
- the accommodation reaction device 12 is located above the boundary plate 13 and the through hole 29 is Position it so that it is directly under the pipette tip 14.
- the lower end of the six pipe tips 14 passes through the through hole 29 by the nozzle elevating unit, and guides the guide unit 41 of the continuous optical measurement device 11.
- the spring 14 and the compression spring 56 provided in the holding hole 51 cause the pipe tip 14 to receive an upward force.
- Vertical positioning by the photo micro sensor 58 Is done.
- the through holes 29 of the boundary plate 13 are covered with the shielding plate 32, the periphery of the continuous optical measurement device 11 is protected from light from the storage reaction device 12 It is shut off and enters a dark room.
- the width of the spiral light receiving line as the spiral light receiving line along the longitudinal direction of the base member 38, that is, the arrangement line is about 0.08 in this example.
- mm which is different from the line width, that is, the light receiving width, that is, in this example, 0.22 mm, and the adjacent spirals are brought into contact with or overlap with each other at the light receiving width.
- Move by combining rotation operation and lifting operation For example, when the height of the core member 37 when wound on the core 37 so that the base members 38 are in contact with each other is 20 mm, adjacent spirals having the light receiving width of 0.02 mm are in contact with each other.
- the tip 14 is rotated 100 times at 20Z0.02.
- the light receiving width is rotated up and down along a moving line where the light receiving width is overlapped by 0.01 mm
- the rotation is performed 200 times at 20Z0.01.
- the nozzle arrangement direction movement guide section 60 is moved to move the light receiving section 40 to the next second nozzle position, and the next measurement is performed. Will do. In this way, the measurement can be performed for all of the six pipette tips 14.
- the light emission from each fixed position is measured along the fine movement line of the arrangement line, the light emission from the same fixed position is captured multiple times. Thus, even at the same fixed position, light emission from different portions can be captured, so that more detailed measurement of the fixed position can be performed.
- the optical fiber 45 is provided with, for example, a filter that branches into a plurality of transmission paths and passes only a plurality of wavelengths of the fluorescent substance.
- a photometer for measuring the intensity of the transmitted light is provided. This device corresponds to the light emission content determination section.
- the light-emitting position determining unit configured by a program in an information processing device (not shown) determines the interval between fixed positions placed on the arrangement line, the order of each fixed position on the arrangement line, the width, Each light emitting position is associated with a fixed position based on the moving line or the light receiving width, and the base position and the affinity of the target substance are determined by combining the light emitting position with the determination result of the light emission content determining unit.
- the nozzle rotation elevating unit of the storage reaction device is used as the continuous passage moving unit.
- the present invention is not limited to this case.
- a component for rotating and lowering the storage unit may be provided independently of the storage reaction device.
- the present invention is not limited to the case where an oligonucleotide is used as a detection substance.
- an oligonucleotide for example, not only other genetic substances but also immunological substances, amino acids, proteins, sugars, etc. may be used.
- a pump is used as the suction / discharge unit.
- the present invention is not limited to this case.
- a cylinder and a cylinder rod may be used.
- the measuring device may be not only a device for measuring fluorescence, but also a device for chemiluminescence or a device for measuring electromagnetic waves of various wavelengths.
- a device for measuring fluorescence but also a device for chemiluminescence or a device for measuring electromagnetic waves of various wavelengths.
- electromagnetic waves other than visible light such as infrared rays, ultraviolet rays, X-rays, and radio waves, other than visible light may be measured.
- each pipette tip has been described only in the case of 6 stations.However, the present invention is not limited to this case, and pipette tips of other stations and thin tubes are arranged in parallel. Is also good. Also, the numerical values used in the above description are merely examples, and it goes without saying that the numerical values are not limited to these. Further, the respective elements constituting the continuous optical measuring device and the housing reaction device described in each embodiment can be arbitrarily selected and combined with appropriate changes.
- the measurement positioning portion for example, the outer peripheral surface of the housing portion (pipette tip), for example, the outer peripheral surface of the large diameter portion ⁇ the small diameter portion is contacted at one place or is contacted so as to be sandwiched at a plurality of places
- a guide member for guiding rotation may be provided in the vicinity of the measurement position so as to be in contact with the entire circumference.
- a mechanism may be provided so as to be coupled to the accommodation section itself and to rotate the accommodation section.
- the arrangement line is along the elongated base member.
- the arrangement line can be applied to the case where the arrangement line does not extend along the elongated base member.
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- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Pathology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Plasma & Fusion (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
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Abstract
Description
Claims
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US10/543,471 US7369241B2 (en) | 2003-01-31 | 2004-02-02 | Continuous optical measuring apparatus and continuous optical measuring method |
| EP04707306A EP1589332A4 (en) | 2003-01-31 | 2004-02-02 | CONTINUOUS OPTICAL MEASURING APPARATUS AND METHOD |
| JP2005504786A JP4388016B2 (ja) | 2003-01-31 | 2004-02-02 | 連続的光学測定装置およびその方法 |
| CA2514961A CA2514961C (en) | 2003-01-31 | 2004-02-02 | Continuous optical measuring apparatus and continuous optical measuring method |
| KR1020057013755A KR101046801B1 (ko) | 2003-01-31 | 2004-02-02 | 연속적 광학측정장치 및 그 방법 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2003-25290 | 2003-01-31 | ||
| JP2003025290 | 2003-01-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2004068125A1 true WO2004068125A1 (ja) | 2004-08-12 |
Family
ID=32820790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2004/001001 Ceased WO2004068125A1 (ja) | 2003-01-31 | 2004-02-02 | 連続的光学測定装置およびその方法 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US7369241B2 (ja) |
| EP (1) | EP1589332A4 (ja) |
| JP (1) | JP4388016B2 (ja) |
| KR (1) | KR101046801B1 (ja) |
| CN (1) | CN100554945C (ja) |
| CA (1) | CA2514961C (ja) |
| WO (1) | WO2004068125A1 (ja) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1845366A4 (en) * | 2005-02-01 | 2010-09-29 | Universal Bio Research Co Ltd | ANALYSIS PROCESSING AND DEVICE |
| EP1821105A4 (en) * | 2004-12-10 | 2011-06-08 | Universal Bio Research Co Ltd | CHIP WITH HERMETICALLY CONNECTED BIOSUBSTANCE PROPERTIES, DEVICE FOR TREATING THE BIOSUBSTANCE PROPERTIES AND TREATMENT METHOD |
| CN114894800A (zh) * | 2022-07-13 | 2022-08-12 | 西南石油大学 | 基于计算机视觉的石油套管标印检测装置及方法 |
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| KR100615576B1 (ko) * | 2003-02-06 | 2006-08-25 | 주식회사 고영테크놀러지 | 3차원형상 측정장치 |
| KR101339544B1 (ko) | 2004-12-10 | 2013-12-10 | 유니바사루 바이오 리사치 가부시키가이샤 | 생체물질 고정담체 봉입 칩, 생체물질 고정담체 처리장치및 그 처리방법 |
| JP4936901B2 (ja) * | 2005-01-07 | 2012-05-23 | ユニバーサル・バイオ・リサーチ株式会社 | 担体封入チップ、担体処理装置、および担体処理方法 |
| US20080245960A1 (en) * | 2007-04-09 | 2008-10-09 | Baker Hughes Incorporated | Method and Apparatus to Determine Characteristics of an Oil-Based Mud Downhole |
| US20100181472A1 (en) * | 2007-04-09 | 2010-07-22 | Baker Hughes Incorporated | Method and Apparatus to Determine Characteristics of an Oil-Based Mud Downhole |
| US8487238B2 (en) * | 2007-11-01 | 2013-07-16 | Baker Hughes Incorporated | Method of identification of petroleum compounds using frequency mixing on surfaces |
| CH700842A1 (de) * | 2009-04-21 | 2010-10-29 | Integra Biosciences Ag | Handpipettiergerät. |
| US8470260B2 (en) * | 2009-04-22 | 2013-06-25 | University Of North Carolina At Charlotte | Light beam guided liquid delivery device |
| US9782769B2 (en) | 2009-04-22 | 2017-10-10 | The University Of North Carolina At Charlotte | Light beam guided liquid delivery device |
| TWI600907B (zh) | 2012-08-31 | 2017-10-01 | 環球生物研究股份有限公司 | 內建變形元件之分注滴尖、內建變形元件之分注裝置及內建變形元件的分注處理方法 |
| JP6829466B2 (ja) * | 2017-03-24 | 2021-02-10 | 株式会社日立ハイテクサイエンス | 分光蛍光光度計 |
| CN107918028B (zh) * | 2018-01-08 | 2025-03-07 | 烟台德迈生物科技有限公司 | 一种反应杯连续读数装置 |
| CN114740021B (zh) * | 2022-06-10 | 2022-09-09 | 苏州鼎纳自动化技术有限公司 | 一种眼镜自动检测装置及检测方法 |
| EP4431184A4 (en) * | 2022-08-18 | 2025-02-19 | Zinexts Life Science Corp. | ROTARY PIPETTING DEVICE |
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- 2004-02-02 WO PCT/JP2004/001001 patent/WO2004068125A1/ja not_active Ceased
- 2004-02-02 US US10/543,471 patent/US7369241B2/en not_active Expired - Fee Related
- 2004-02-02 CA CA2514961A patent/CA2514961C/en not_active Expired - Fee Related
- 2004-02-02 EP EP04707306A patent/EP1589332A4/en not_active Withdrawn
- 2004-02-02 KR KR1020057013755A patent/KR101046801B1/ko not_active Expired - Fee Related
- 2004-02-02 JP JP2005504786A patent/JP4388016B2/ja not_active Expired - Fee Related
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| JPH1194747A (ja) * | 1997-09-19 | 1999-04-09 | Hitachi Software Eng Co Ltd | バイオチップ及びバイオチップ読取り装置 |
| WO2001053831A1 (en) * | 2000-01-17 | 2001-07-26 | Unitec Co., Ltd. | Integrated support, integrated micro-container and permeable membrane, and method for production thereof and use thereof |
| JP2001238674A (ja) * | 2000-02-29 | 2001-09-04 | Nikon Corp | Dnaアレイ、dnaアレイ読み取り装置、及びdnaアレイ製造装置 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| EP1821105A4 (en) * | 2004-12-10 | 2011-06-08 | Universal Bio Research Co Ltd | CHIP WITH HERMETICALLY CONNECTED BIOSUBSTANCE PROPERTIES, DEVICE FOR TREATING THE BIOSUBSTANCE PROPERTIES AND TREATMENT METHOD |
| US8133454B2 (en) | 2004-12-10 | 2012-03-13 | Universal Bio Research Co., Ltd. | Biological material fixed region enclosing tip, biological material fixed region treatment apparatus, and treatment method thereof |
| US8425860B2 (en) | 2004-12-10 | 2013-04-23 | Universal Bio Research Co., Ltd. | Biological material fixed region enclosing tip, biological material fixed region treatment apparatus, and treatment method thereof |
| EP1845366A4 (en) * | 2005-02-01 | 2010-09-29 | Universal Bio Research Co Ltd | ANALYSIS PROCESSING AND DEVICE |
| CN114894800A (zh) * | 2022-07-13 | 2022-08-12 | 西南石油大学 | 基于计算机视觉的石油套管标印检测装置及方法 |
| CN114894800B (zh) * | 2022-07-13 | 2022-09-16 | 西南石油大学 | 基于计算机视觉的石油套管标印检测装置及方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20060268276A1 (en) | 2006-11-30 |
| JP4388016B2 (ja) | 2009-12-24 |
| CN100554945C (zh) | 2009-10-28 |
| CN1745293A (zh) | 2006-03-08 |
| JPWO2004068125A1 (ja) | 2006-05-25 |
| KR20050096158A (ko) | 2005-10-05 |
| EP1589332A1 (en) | 2005-10-26 |
| CA2514961A1 (en) | 2004-08-12 |
| EP1589332A4 (en) | 2006-10-04 |
| CA2514961C (en) | 2013-12-17 |
| US7369241B2 (en) | 2008-05-06 |
| KR101046801B1 (ko) | 2011-07-06 |
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