TW200812584A - Use of inhibitors of the Na+/H+ exchanger, subtype 5 (NHE5) for improving memory - Google Patents
Use of inhibitors of the Na+/H+ exchanger, subtype 5 (NHE5) for improving memory Download PDFInfo
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- TW200812584A TW200812584A TW095134387A TW95134387A TW200812584A TW 200812584 A TW200812584 A TW 200812584A TW 095134387 A TW095134387 A TW 095134387A TW 95134387 A TW95134387 A TW 95134387A TW 200812584 A TW200812584 A TW 200812584A
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Classifications
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- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D217/00—Heterocyclic compounds containing isoquinoline or hydrogenated isoquinoline ring systems
- C07D217/02—Heterocyclic compounds containing isoquinoline or hydrogenated isoquinoline ring systems with only hydrogen atoms or radicals containing only carbon and hydrogen atoms, directly attached to carbon atoms of the nitrogen-containing ring; Alkylene-bis-isoquinolines
- C07D217/04—Heterocyclic compounds containing isoquinoline or hydrogenated isoquinoline ring systems with only hydrogen atoms or radicals containing only carbon and hydrogen atoms, directly attached to carbon atoms of the nitrogen-containing ring; Alkylene-bis-isoquinolines with hydrocarbon or substituted hydrocarbon radicals attached to the ring nitrogen atom
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K31/00—Medicinal preparations containing organic active ingredients
- A61K31/33—Heterocyclic compounds
- A61K31/395—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins
- A61K31/435—Heterocyclic compounds having nitrogen as a ring hetero atom, e.g. guanethidine or rifamycins having six-membered rings with one nitrogen as the only ring hetero atom
- A61K31/47—Quinolines; Isoquinolines
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/14—Drugs for disorders of the nervous system for treating abnormal movements, e.g. chorea, dyskinesia
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/14—Drugs for disorders of the nervous system for treating abnormal movements, e.g. chorea, dyskinesia
- A61P25/16—Anti-Parkinson drugs
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P25/00—Drugs for disorders of the nervous system
- A61P25/28—Drugs for disorders of the nervous system for treating neurodegenerative disorders of the central nervous system, e.g. nootropic agents, cognition enhancers, drugs for treating Alzheimer's disease or other forms of dementia
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P43/00—Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61P—SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- A61P9/00—Drugs for disorders of the cardiovascular system
- A61P9/10—Drugs for disorders of the cardiovascular system for treating ischaemic or atherosclerotic diseases, e.g. antianginal drugs, coronary vasodilators, drugs for myocardial infarction, retinopathy, cerebrovascula insufficiency, renal arteriosclerosis
Landscapes
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Bioinformatics & Cheminformatics (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Medicinal Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Pharmacology & Pharmacy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Biomedical Technology (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Neurosurgery (AREA)
- General Chemical & Material Sciences (AREA)
- Neurology (AREA)
- Epidemiology (AREA)
- Psychology (AREA)
- Cardiology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Urology & Nephrology (AREA)
- Hospice & Palliative Care (AREA)
- Psychiatry (AREA)
- Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
- Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
- Other In-Based Heterocyclic Compounds (AREA)
Description
200812584 九、發明說明: 【發明所屬之技術領域】 關Na+/H+交換器亞型5(醜 , 憶上之醫藥品_途。 〜及供改善記 【先前技術】 癡呆係指智能下降。咸了解,其特難記憶與思 下卜年長者癡呆或老年癡呆係指老年人因中樞神經系絲 10 #構與/或代謝異常所造絲進式、後天智力下降。約7% 65歲以上人口罹患不同嚴重型態之癡呆。癡呆之原因各° 異·阿兹海默氏症為最常見之型式,高達5G%,然後為血管 性癡呆,如··多發性梗塞癡呆,及這兩種型式之組合。較少 見之原因f tau突變、蛋白病毒疾病、聚麵麵胺擴增病 15 良,如·予丁頓氏舞蹈症(Huntington,s chorea)與脊髓小腦 共濟失調與巴金森氏症。亦已知有因感染(例如· HIV)、腦 創傷、腦瘤或中毒(例如:酒精)所造成與/或相關之續發性癡 呆。 s己憶珠刻之觀念係基於新記憶隨時間穩定之能力,而對 20 新訊息之干擾及腦部功能障礙較不敏感。可藉由常用之長期 強化之細胞模式(LTP)之助,來探討記憶訊息與鞏固之基本 狀態與機轉(Neuroscientist. 9: 463-474. 2003 ; Brain Res Brain Res Rev· 45: 30-37, 2004 ; Physiol Rev· 84: 87-136, 2004) 〇 200812584 月自中儲存及處理訊息之最重要區域為海馬回形成區。長 ^以來已知,海馬回中某些電刺激型態(tetanization)會造成 犬觸放力受化(Bhss 與 L〇mo,j phySi〇i· 232: 331-356, 1973) ’現在稱為”長期增強"或,,LTp,,,後來並已於多種不同 5 哺礼動物之腦中其他區域中證實,包括活體内與活體外。 LTP為目前認為學習與記憶之神經元機轉之重要成份之一。 亦已知微弱LTP與短期記憶相關,而強烈LTp則與長期記 憶相關(J Neurosci· 20: 7631-7639, 2000 ; Pr〇c Natl Acad Sci U S Α· 97: 8116-8121、2000)。 10 海馬回在插曲式、空間式與敘事式學習與記憶過程中扮 演重要角色,係空間取向及空間結構回憶上所必需,且在控 制自主性與發育功能上扮演重要角色(McEwen 1999之”壓力 與海馬回之可塑性(Stress and hippocampal plasticity),, Annual Review of Neuroscience 22: 105-122)。人類之癡呆 15 病變中,通常出現學習與記憶過程受損現象,其中即涉及海 馬回。以其他動物進行之實驗亦展現類似結果。 因此,由空間記憶及LTP上出現缺陷之年老小鼠與年輕 小鼠比較’即可顯示改善LTP時,同時降低記憶缺陷(Bach 等人1999之”老年人之空間記憶缺陷與活體外海馬回長期強 2〇 化之後期缺陷具相關性且可利用加強cAMP訊號途徑之藥物 減輕(Age-related defects in spatial memory are correlated with defects in the late phase of hippocampal long-term potentiation in vitro and are attenuated by drugs that enhance the cAMP signaling pathway)” Proc Natl Acad Sci 200812584 U S Α· 27 ; 96:5280-5 ; Fujii & Sumikawa 2001 之’’急性與 慢性接觸尼古丁逆轉大鼠海馬回長期強化誘發過程中隨老化 下降程度(Acute and chronic nicotine exposure reverse age-related declines in the induction of long-term potentiation 5 in the rat hippocampus)’,Brain Res· 894:347-53, Clayton 等 人2002之’,海馬回NR2B缺陷可模擬Fischer 344大鼠長期 強化與空間學習之老化變化(A hippocampal NR2B deficit can mimic age-related changes in long-term potentiation and spatial learning in the Fischer 344 rat),, J i〇 Neurosci.22:3628-37)。 於活體内及活體外之轉殖基因動物中,當投與β-類澱粉 蛋白肽時,該肽會負面影響LTP或干擾其恆定狀態(Ye & Qiao 1999之’’β-類殿粉蛋白狀片段31-35對長期強化大鼠海 馬回所產生壓抑作用與Ν-曱基天冬胺酸受體無關:以㈠ 15 石杉驗曱彌補(Suppressive action produced by beta-amyloid peptide fragment 31-35 on long-term potentiation in rat hippocampus N-methyl-D-aspartate receptor-independent: it’s offset by (_)huperzine A)”Neurosci Lett· 275:187-90, Rowan等人2003之’’早期阿兹海默氏症動物模式之突觸可塑 20 性(Synaptic plasticity in animal models of early Alzhemer’s disease)”Philos Trans R Soc Lond B Biol Sci· 358: 821_8, Gureviciene等人2004 :^nAPP + PS1轉殖基因小鼠之正常 誘發但加速降低 LTP(Normal induction but accelerated decay of LTP in APP + PS 1 transgenic mice)’’ Neurobiol 200812584
Disl5:lj8-95)。可利用彼等常用於人類阿兹海默氏症療法 之Μ補蘭(rolipram)與膽鹼酶抑制劑來修正LTp與記憶功能 之損傷(Gong等人2_之”阿茲海默氏症小鼠模式在樂補蘭 /口療後持續改善犬觸與認知功(persistent synaptic and cognitive functions in an Alzheimer mouse model after rolipram treatment)^ J Clin Invest. 114Ί624-34) 〇 因此’右使用可改善LTP之物質,應對與認知力損傷及 癡呆相關之病變亦有利。 10 【發明内容】 已驚人發現,細胞NHE5之抑制劑可加強LTp。因此該 抑制劑對癡呆病變,如:阿兹海默氏症與類似阿 症/ 15 之癡呆應具有改善記憶之功效。使用NHE5抑制劑優於= 用於此等病變活性成份,如:乙縣祕__劑,因為 刪5僅表現在神經元,因此僅針對腦部,所以全身 較輕或沒有(Am. J. Physiol. Cell. Physi〇1 281. C1157, 2001)。 · C1146- 因此NHE5抑制劑適用於治療神經變性病變 與癡呆病變,如:老年癡呆、阿縣默氏症、血管性=, 如’例如:多發梗塞性癡呆、阿兹海默氏症與私病辦 之組^、tau突變、蛋白病毒疾病、聚麵胺酿胺擴增病變交 口· 了丁頓氏麵症(Huntington,s ch〇rea)與脊趙小腦 失調與巴金森氏症,且改善記憶之顺防抑制劑亦翻= 20 200812584 療因感染(例如:HIV)、腦創傷、腦瘤或中毒(例如:酒精) 所造成與/或相關之續發性癡呆。 下列式I NHE5抑制劑特別適合治療神經變性病變、記 憶損傷與癡呆病變,及改善記憶。
H0N
其中之定義為:
Rl、R2、R3 與 R4 10 分別獨立為氫、F、a、Br、I、CN、N〇2 或 Rl 1- (CmH2m)-An-; m 零、1、2、3 或 4 ; η 零或1 ; Rll 氫、曱基或CpF2p+l ; 15 A 氧、NH、N(CH3)或 S(0)q ; p 1、2 或 3 ; q 零、1或2 ; R5氫、具有1、2、3、4、5或6個碳原子之烷基或具有 3、4、5或6個碳原子之環烷基; 200812584 R6氫、OH、F、CF3、具有1、2、3或4個碳原子之烷基 或具有3、4、5或6個碳原子之環烷基; R7 與 R8 5 10 15 20 分別獨立為氫、F、Cl、Br、CN、C〇2R12、NR13R14 或 R16-(CmmH2mm)_Enrr ; R12 氳、具有1、2、3或4個碳原子之烷基 或具有3、4、5或6個碳原子之環烷 基; R13 與 R14 分別獨立為氫、具有1、2、3或4個碳 原子之烷基或具有3、4、5或6個碳原 子之環烧基; 或 R13 與 R14 與其所鍵結之氮原子共同形成4-、5-、 6_或7-員環,其中一個CH2基團可被 NR15、S或氧置換; R15 氫、具有1、2、3或4個碳 原子之烷基或具有3、4、5 或6個碳原子之環烷基; mm 零、1、2、3 或 4 ; nn 零或1 ; R16 氳、曱基或 CppF2pp+l ; E 氧或 S(0)qq ; -10- 200812584 pp 1、2 或 3 ; qq 零、1或2 ; 與其醫藥上可接受之鹽類與三氟乙酸鹽。 一項具體實施例中,較佳為式I化合物,其中之定義 5 為:
Rl、R2、R3 與 R4 分別獨立為氫、F、Ο、Br、CN 或 Rll-(CmH2m)-An- m 零或1 ; 10 η 零或1 ; Rll 氫、甲基或CpF2p+1 ; A 氧、NCH3 或 S(0)q ; p 1 或 2 ; q 零、1或2 ; is R5 氬、甲基、乙基或環丙基; R6氫或甲基; R7 與 R8 分別獨立為氫、F、Cl、CN、C〇2R12、NR13R14 或 R16_(CmmH2mm)-Enrr ; 2〇 R12 氫、曱基或乙基; R13 與 R14 分別獨立為氫、具有1、2、3或4個碳 原子之烷基或具有3、4、5或6個碳原 子之環烷基; -11 - 200812584 或 5 與,所鍵結之氮原子共同形成5_、卜或 :貝環,其中—個%基團可被 NR15、S或氧置換; R15氫、具有卜2、3或4個碳 10 原子之烷基或具有3、4、5 或6個碳原子之環烷基; mm 零、1或2 ; nn 零或1 ; R16 氫、曱基或 CppF2pp+1 ; E 氧或 S(0)qq ; PP 1 或 2 ; 15 qq 零、1或2; 與其醫藥上可接受之鹽類與三氣乙酸鹽。 特別佳之式I化合物為其中之定義為: R1 與 R3 氫; 尺2與仏4 20 分別獨立為氫、F、Cl、NH2、NHCH3 或 N(CH3)2 ; R5氫、甲基、乙基或環丙基; R6氫或曱基; R7 與 R8 氫; -12- 200812584 與其醫藥上可接受之鹽類與三1乙酸鹽。 明確較佳化合物為N-二胺基亞曱基冬(6,8_二氯·2_曱 基-1,2,3,4-四氫異喹啉_4_基)苯磺醯胺與其醫藥上可接受之 鹽類與三氟乙酸鹽類。 一項具體貫施例中,較佳為式Z化合物,其中基團R1、 R2 R3 R4 分別獨立為氫、f、ci、Br、CN 或 Rll_ (ΟηΗ2ιη)-Α『,其中m與n分別獨立為零或1,rii為 氳、甲基或CpF2p+1,A為氧、NCH3*s(〇)q,其中口為 1或2與q為零、!或2 ;特別佳為式j化合物,其中以與 R3為鼠R2與R4分別獨立為氳、ρ、ci、NH2、NHCH3 或N(CH3)2,例如:α。一項具體實施例中,較佳為式工化 合物’其中R2與R4不為氫。 另一項具體實施例中,較佳為式〗化合物,其中R5為 氫、曱基、乙基或環丙基,例如:甲基。 另一項具體實施例中,較佳為式丨化合物,其中R6為 氫或曱基。 另一項具體實施例中,較佳為式〗化合物,其中基團 R7 與 R8 分別獨立為氫、f、Cl、CN、C〇2R12、NR13R14 或R16_(CmniH2mm)-Enn_ ’其中r12為氫、曱基或乙基、 R13與R14分別獨立為氳、具有!、2、3或*個碳原子之烧 基或具有3、4、5或6個碳原子之環烷基,R13與R14與其 所鍵結之氮原子共同形成5-、6-或7-員環,其中一個CH2 基團可被NR15、S或氧置換,其中R15為氫、具有t、2、 3或4個碳原子之烧基或具有3、4、5或6個碳原子之環烷 -13- 200812584 基,其中mm為零、!或2,nn為零或卜Rl6為氫、甲基 或CppF2pp+1 ’其中E為氧或s(〇)qq,其中卯為i或2與 qq為零、1或2 ;特別佳為式j化合物,其中R7盥似為 5 10 15 20 若式I化合物包含一個或多個不對稱令心時,其可分別 獨立為S與R組態。該等化合物可呈光學異構物、非對映異 構物、消旋物或其所有比例之混合物之型式。 本發明包括式I化合物之所有可能互變異構型。 本發明進-步包括式!化合物之衍生物,例如:溶劑合 物如.水合物與醇加合物、酿、前藥與式!化合物之其他 生里上可接又之彳生物、與式〗化合物之活性代謝物。本發 明同樣包括^1化合物之所有結晶修飾型。 你^基可為絲或分支。此料義於當其射取代基或 制1^基團之取代鱗’例如:氟絲或餘基。烧基實 基:基、正丙基、異丙基(=ι-甲基乙基)、正丁 丁其二!'甲基丙基)、第二丁基(=1_曱基丙基)、第三 _二曱基乙基)、正戊基、異戊基、第三戊基、新戊 較佳烧基為甲基、乙基、正丙基、異丙基與正丁 f、。烷基中-個或多個,例如:卜2、3、4、5、6、7、 箄翁/二U、12、13或14個氫原子可被氟原子置換。此 貫例為三氟曱基、2,2,2_三氟乙基、五氟乙基、七 1基。經取代之絲巾任液置均可經取代。 為直鏈it如例如:CmH2m、CmmH2mm或CrH2r可 ’、、、H H转驗當其具有取絲或作為其他基 -14- 200812584 團之取代基時,例如: 氣伸烧基,如,例如:CpF2p與
CppF2pp。伸烧基實例為亞曱基、伸乙基、卜甲基亞甲基、 伸丙基、1-甲基伸乙基、伸丁基、 、1-丙基亞甲基、1-乙基-1-
伸丙基、1,3-二曱基伸丙基、2,2_二曱基伸丙基、伸己基與 1-曱基伸戊基。伸烧基中一個或多個例如:^、2、3、4、 5、6、7、8、9、10、11或12個氫原子可被氟原子置換。 1〇 經取代之伸烷基中任何位置均可經取代。伸烷基中一個或多 個CH2基團可被氧、S、NH、队烷基或N-環烷基置換。 環烷基實例為環丙基、環丁基、環戊基或環己基。環烷 基中一個或多個例如:1、2、3、4、5、6、7、8、9、1〇、 11或12個氫原子可被氟原子置換。經取代之環烧基中任何 15 位置均可經取代。環烷基亦可呈分支型,如:烷基環烷基或 環烧基烧基,例如:甲基環己基或環己基甲基。 衍生自NR13R14之環實例(其中R13與R14與其所鍵 結之氮原子共同形成4-、5-、6-或7-員環,其中一個CH2 基團可被NR15、S或氧置換)為嗎琳、XJ比咯σ定、旅ϋ定、旅π井 20 與Ν-甲基旅畊。 若代號出現一次以上時,每次出現之代號定義分別獨 若式I化合物包含一個或多個酸性或鹼性基團或一個或 多個鹼性雜環時,本發明亦包括其相應之生理上或毒物學上 -15- 200812584 可接文之鹽類,尤指醫藥上適用之鹽類。因此,式〗化合物 之酸性基目可赚質子顧彡賴如^金屬_,較佳為鈉 或鉀鹽類,或形成銨购,例如:與氨或有機胺或胺基酸形 成之叙鹽類使用。由於式I化合物總是包含至少驗性基 團,因此其亦可製成其生理上可耐受之酸加成鹽類,例如: 與下列酸類形成之鹽類:無機酸類,如:鹽酸、硫酸或磷 酉欠戈有機S文類,如·乙酸、摔樣酸、酒石酸、乳酸、丙二 酉欠、曱石戸、酸、萄馬酸。此時合適之酸加成鹽類為所有醫藥上 可接受之酸類之鹽類,例如:_化物,特定言之鹽酸鹽、乳 酸鹽、硫酸鹽、擰檬酸鹽、酒石酸鹽、乙酸鹽、麟酸鹽、曱 基磺酸鹽、對曱苯磺酸鹽、己二酸鹽、富馬酸鹽、葡糖酸 鹽、麵胺酸鹽、甘油填酸鹽、馬來酸鹽與雙經萘酸鹽(此族 群亦相應於生理上可接受之陰離子);且亦包括三氟乙酸鹽
類。 I 本文所說明之式I化合物可由式VIII化合物依據習此相 關技藝之人士已知之方法,進行氯磺酸化反應,然後依據習 此相關技藝之人士已知方法與胍反應製得(其說明於例如: Synthetic Communications,33(7),1073 ; 2003) 〇
16- 200812584 與應後所得式χπ中間物不需要單離即可直接
式VIII起始化合物製法如下: 10 可例如:使用氫硼化鈉還原式VI化合物中之羰基,然 後依習此相·藝之人士已知製法,由所得式νπ醇進行 酸-或驗催化之環化反應(參見Tetrahedron
Lett· 1989,30, 5837,Org. prep. proced. Int 1995, 27, 513),製備式 vma 四氫異噎琳’其中尺丨至]^如上述定義。 R7
VI
R7
、R5 Villa -17- 200812584 5 式I中R6不為氫之分支烷基化合物製法可依已知方 法,由相應之式IX二苯基乙酸酯中α位置經R6烷化製得。 式X化合物可依標準製程進行轉化,直到式XI相應醯胺類 於皮克-史本賽(Pictet-Spengler)-類似物反應中轉化成所需式 Vlllb 四氳異喹啉為止(參見 Tetrahedron 1987, 43, 439 ; Chem. Pharm. Bull. 1985, 33, 340), 其中R1至R8如上述定義,LG相當於常用於烷化反應 之脫離基,如,例如:溴化物、氯化物、甲苯磺酸鹽或甲磺 酸鹽。 10
如上述使用之式VI化合物最好由式IV苯甲基胺,依習 -18- 200812584 此相關技藝之人士已知方法,由式V適當胺基取代之α-溴乙 醯苯化合物(其中R1至R8如上述定義)反應製備。
R7
R7
VI 式V α-溴乙醯苯化合物可依文獻中已知之方法,由相應 之乙醯苯前體進行溴化反應製備。 式IV苯甲胺前體若無法購得時,可採用習此相關技藝 ίο 之人士已知之標準製法,由式III相應苯曱基鹵化物,例 如:苯甲基氯或苯曱基溴,及由相應胺類R5-NH2合成, 其中R1至R5如上述定義,X為F、C卜Br或I,特定 言之C1或Br。
或者,式IV化合物亦可由式Ilia醛,依據習此相關技 -19- 200812584 藝之人士已知方法, R5如上述定義。 進行還原性胺化反應製得,其中R1至 5
θ式ΠΙ與IIIa、IX與R6-LG與R5_NH2化合物可自商品 講知或可㈣或類似文獻及習此相關技藝之人士已知之方法 製備。 10 若舄要守了採用常用之方法操作及純化產物與/或中 間物,如:萃取法、層析法或結晶法與常用之乾燥法。 15 本發明係有關以式I化合物與其醫藥上可接受之鹽類於 製造醫藥上之用途,供治療神經變性病變、記憶損傷與癡呆 病變,如:老年癡呆、阿茲海默氏症、血管性癡呆,如,例 如·多發梗塞性癡呆、阿茲海默氏症與腦血管性病變之組 合、tau突變、蛋白病毒疾病、聚麩胺醯胺擴增病變,如: 亨丁頓氏舞蹈症(Huntington’s chorea)與脊髓小腦共濟失調 與巴金森氏症,且改善記憶之NHE5抑制劑亦適用於治療因 感染(例如:HIV)、腦創傷、腦瘤或中毒(例如:酒精)所造 成與/或相關之續發性癡呆。 本發明亦有關包含有效量之式I化合物與/或其醫藥上可 接受之鹽之人類或獸醫用之醫藥,及單獨包含有效量之式工 -20- 20 200812584 化合物與/或其醫藥上可接受之鹽歧 他醫藥二可接受之活性成份或醫藥之人類或獸醫=夕種其 經口 =合物或其醫藥上可接受之鹽之 、、 非、、二%式、肌内、靜脈内、直腸内、畠& 特二於:二:::使:或與醫藥賦形劑組合使用, 其醫藥上可接受之_ 1活性成份與/或 至1克。 孤類 般3里為母早位劑量0.01毫克 藥調:物之::,丨之二=可依據其專業知識判斷適合所需醫 劑賦形劑與其他錄成份基質、鍵 劑、勻散劑i 打使用例如:抗氧化 劑或著色劑。 劑、氣味遮蔽劑、防腐劑、溶解 15 20 合,ΖΙΓί活性化合物係與適合此目的之添加物混 合適劑型,::劑==釋劑’並依習知方式轉化成 或油性溶液:二=剎、兩段式膠囊、水性、醇性 碳酸鎂、細/ _實例為阿拉伯膠、氧化镁、 呈乾粒與渴=、乳糖、葡萄糖或殿粉,尤指玉米趟粉。可 動物油十美=魚=之油性載劑或溶劑為植物油或 供皮下 一 若需要時,=皮膚或靜脈内投藥時,所使用之活性化合物 或其他賦形劑,鏟:物貝’如…谷解劑、乳化劑 轉化成办液、懸洋液、或乳液。合適溶劑實 -21 - 200812584 ^為^技食鹽水溶液或_,例如:乙醇、 油,及糖浴液,如:葡萄糖或 ..+ ^ 溶劑之混合物。 ㈣H或如上述不同
==氣_或魏型式鄕之 I活性成份於醫藥上可接受之溶劑,如,特定〗D 或此等溶劑之混合物形成之溶、液、縣…、σ %或水 物若兩I日士 ^ ' 芯净液或乳液。該等調配 =而要亦可包含其他醫藥賦形劑,如:界面活性劑、 礼化t女定劑,與推進劑氣體。、 通常編.1錢,特定言之纟⑷㈣-度 f力ϋί性成份之投藥劑量與投藥頻率依所使用化合物之 定;亦可依所治療疾病之性質與嚴重性, /、所^哺摘物之性別、年齡、體重與健反應決定。 15 20 量至π: ’4重Γ75公斤,患者之式1化合物每日劑 13〇真吞/八☆毛a斤體重’較佳為ο.1毫克/公斤,至最 冋笔克/么斤,較佳為1毫克/公斤體重,若需要時,亦可 急狀態下提高劑量,例如:在高海拔下呼吸暫停‘ 尤,、*經靜脈内使用時,可能需要使用高達3GG毫克/公斤/ =例如:加護耗内之梗塞患者。該每日劑量可分成 ❹Μ,如·’至多4個小劑量投藥。 【實施方式】 實驗說明與實例 所使用之縮寫列表: AMP Α 从 可藉由α_胺基-3-羥基-5-甲基異噚唑_4_丙酸鹽 -22- 200812584 5 10 15 活化之受體偶合通道 CA 1 CA =阿蒙角(Ammon’s horn),海馬回中之 CA區1 EA 乙酸乙酯 EPSP 激發突觸後電位 ES+ 電喷灑 HEP 正庚烧 Cone. NH3 飽和NH3水溶液 LTP 長期增強 LTP1 早期LTP(LTP期) MeOH 曱醇 mp 熔點 MS 質譜 NMDA 使用N-曱基天冬胺酸鹽活化之受體偶合通 道 RT 室溫 STP 短期增強(LTP期) THF 四氳呋喃 20 貫例1 · N-二胺基亞甲基-4-(6,8-二氣-2-曱基-1,2,3,4-四鼠 異喹啉-4-基)苯磺醯胺二鹽酸鹽 -23- 200812584
Cl
2HCI
於氬氣下,取0.36克胍懸浮於30毫升i水thf 六 加0.40克4_(6,8_二氯_2m,2,认四氯異啥琳冰臭= 磺醯氯(W02003048129)。於室溫下攪拌混合物= 澱,真空乾燥。得到〇·45克,mpl40°C(分解)。 Rf (EA/HEP/CH2Cl2/MeOH/conc. NH3- 10:5:5:5-1) = 〇 30 MS (ES+) : 412 後’蒸顧排除THF。添加1〇毫升水至殘質中,濾出沉殿了 以10毫升水洗滌,真空乾燥。取固體懸浮於1〇毫升, 添加10毫升飽和HC1之乙醚溶液。真空排除揮性成份1 殘質懸浮於10毫升EA中,於室溫下攪拌5小&。據^沉 10 藥理試驗: 15 NHE5試驗說明: 本試驗中,測定穩定表現不同鈉-質子交換器(NHE)亞型 之LAP1細胞經過酸化後之細胞内ρΗ(ρΗ〇回復程度。此回 復值係在無碳酸氫根條件下,使用有功能之NHE測定。因 此,使用對pH敏感之螢光染料BCECF(Molecular Probes, -24- 200812584
Eugene,OR,USA ;採用前體 BCECF-AM)測定 pHi。細胞 先與BCECF(5pM BCECF_AM),於NH4CI緩衝液中培養 (NH4CI 缓衝液·· 115 mM 膽鹼 Cl、20 mM NH4CI、 5mMKCl、1 mM CaCl2、1 mM MgCl2、20 mM Hepes、5 5 mM葡萄糖;使用1 Μ KOH調至ρΗ7·4)。使用無NH4CI 緩衝液(133.8 mM膽鹼氣化物、4.7mM KC1、1.25 mM CaCl2、1·25 mM MgCl2、0·97 mM K2HPO4、0.23 mM KH2PO4、5mM Hepes、5 mM 葡萄糖;使用 1 M KOH 調 至ρΗ7·4)洗滌於NH4CI緩衝液中培養之細胞,以誘發細胞 ίο 内酸化。經過洗滌後,在細胞内留下90微升無NH4CI緩衝 液。於分析儀器中(FLIPR,”螢光顯影板讀數機
(Fluorometric Imaging Plate Reader),1,Molecular Devices, Sunnyvale,Ca·,USA),添加 90 微升含 Na+-緩衝液(133.8 mM NaCl、4·7 mM KC1、1.25 mM CaCl2、1·25 mM 15 MgC12、0.97 mM Na2HP〇4、〇·23 mM NaH2P〇4、10 mM Hepes、5mM葡萄糖;使用1 M Na0H調至pH7 4),開始 回^ PH。採用激發波長498nm與FupR發射光濾光片 i(帶狀間隙由510至570nm)測定BCECF。隨後追蹤nhe5 榮光變化2分鐘,以測定pH回復程度。計算試驗物質之 2〇 NHE_抑制潛力時,由細胞先於可完全回復pH或完全不回復 衝液中培養。用於完全_pH⑽%)時,細胞係與 二盔a _緩衝液(如上述)培養,若測定〇%值(如上述)時,則 ””、、Na+緩衝液培養。試驗物質係於含Na+_緩衝中 配。各試驗物質濃度下之細胞内pH回復程度係以 -25- 200812584 大回復程度之百分比表示。由pH回復程度百分比,即可利 用程式 XLFit (idbs, Surrey, UK)計算各 NHE 亞型之 1(:5〇。 NHE5 lC5〇 [μΜ] 實例1 0.37 5 試驗說明:海馬回切片之長期實驗(活體外) 實驗方法 CA1區中之LTP為最適合於活體外被特徵化之LTp。 此區域之分層與輸入之結構得以連續數小時於活體外測定場 電位。NHE試驗中,採用減弱的電刺激,其係針對θ_節律 ίο 且會誘發早期LTP,並在3小時内恢復初始值(J〇urnal 〇f
Neuroscience, 18(16), 6071(1998) ; Eur J Pharmacol. 502: 99-104, 2004)。最近已證實,增加連串卜衝擊次數所誘發 LTP之強度與持續性均提高(J Neurophysiol. 88:249-255 2002) ’亦即單一微弱刺激所誘發之ltp不飽和,未達LTp 15 飽合型之最高程度。此LTP之強度(Behnisch,Reymann et al·,Neurosci· Lett· 1998, 253(2): 91-94)與持續性(例如: Neuropeptides 26·· 421-427, 1994)可因物質影響而改善或負 面影響。在本試驗中出現之早期LTP同樣為不飽和。因此 可判斷會誘發早期LTP改善或惡化之物質。所探討之早期 20 LTP包括STP成份,已知其可持續約30分鐘(Nature 335: 820-824,1988) ’與LTP1成份,其通常在誘發LTP後先持 -26- 200812584 續 1-2 小時(Learn Mem. 3: 1-24,1996) 〇 電刺激處理前短時間(30-60分鐘)所記錄初始值可以探 討試驗物質對正常、未受刺激之突觸傳送作用之影響。由於 主要之激發性突觸為麩胺酸鹽激導性(J Clin Neurophysiol. 9: 252-263, 1992),亦即單一突觸場EPSP主要由AMPA決定 且相當小部份由NMDA受體決定,因此可同時間接測定對 麵胺酸鹽激導性傳送作用之影響。 方法:對海馬回切片之長期影響(活體内) 10 15 20 動物型態: 年齡· 7-8週 品種:Wistar (Shoe Wist,Shoe) 性別:公鼠 養殖場:Harlan Winkelmann GmbH,人工照明(618 〇〇 h) 與每日周期 製法: 昏厥法·使用鐵棒打擊頸後部 殺死動物:切頭術 取腦:沿著頭顱矢狀縫,自背面往腹面切開頭顱 民自半球處切開腦部,自右半球開始,使用鈍端器 具拉出海馬回。 製作切片·取出之海馬回送至附有濕濾紙之冷卻盤上,利用 -27« 200812584 另一張濾紙吸除多餘之水份。取依此方式固定在冷卻盤上 此海馬回置於切刀上,平行旋轉,直縣馬回與切 角度為止。 5 切角度·為了維持海馬回之分層結構,必需以相對於切刀 呈約70度之角度切割海馬回。 切片:以400微米間隔切割海馬回。利用完全濕透之極軟毛 刷。(貂鼠毛)取下刀片上之切片,移至含有經通入 95/〇〇2/5%c〇2之冷卻營養液之玻璃瓶中。總製作時間不超 ίο 過5分鐘。 切片保存法: =泡切片:取切片置入控溫槽内(33°C)液面下1-3毫米處。 机速為2·5耄升/分鐘。先在預備槽中,在稍提高壓力下(约 15 iatm) ’利用顯微針頭通氣。由切片槽與預備槽連接,以維 持小循環。該小循環係由95%〇2/5%C〇2流出顯微針頭所 驅動。 切片调適··新鮮製備之海馬回切片先於33°C之切片槽中調 20 適至少1小時。 試驗刺激程度之測定·· 刺激程度:fEPSP :最高epsp之30% -28- 200812584 局部電位之測定 ㈣由烤漆過之不錄鋼及怪定電流、雙向刺激發生器 ,1作所組成之單極刺激電極局部刺激謝弗(Schaffer) Ί(電壓·· 1_5V,_個極性之脈衝寬度G1毫秒,總脈衝 10
1疋法·使用填充—般營養液之玻璃電極(含細纖維之卿 ^鹽玻璃,WMOhm,直徑:15毫米,尖端直徑:3_2〇微 ^^己錄來自輻射層之激發性後突觸電位(fEPSP)。使用DC 私i:擴大相對於位在切#槽邊緣之氯化銀參考電極測定 場電位。該場電位再經低通量之濾片(5kHz)顧。、 場電位測定法:測定鹏p之斜率(ffipsp斜率),以進行本 實驗之統計分析。利用神經生理學部門所發展之軟 15 (PWIN)進行實驗記錄、分析與控制。平均fEPSP斜率之^ ‘成及各時間點與作圖結構均利用Excel軟體進行,使用衫 放大器自動記錄數據。 營養培養基(林格氏液): 物質 mM 數含量 NaCl 124 7.248 KC1 4.9 0.356 MgS04* 7H20 1.3 0.321 CaC12+無水 2.5 0.368 -29- 200812584 KH2P04 1.2 0.164 NaHC03 25.6 2.152 葡萄糖 10 1.802 滲透度mOsm 330 PH 7.4 取實例1溶於DMSO,以林格氏液稀釋至最終實驗濃度(終 濃度 0.01%DMSO)。 青驗大綱: 對照組實驗中’先記錄底線突觸傳送作用60—120分 鐘。隨後每間隔200毫秒施與兩個雙重脈衝,共四次,雙重 脈衝之間間隔10毫秒,各脈衝寬度〇·2毫秒(弱電刺激)。記 錄所得強化之EPSP至少60分鐘。 測試ΝΗΕ5抑制劑效應之實驗中,先再度記錄底線6〇_ 120分鐘。在刺激前先添加ΝΗΕ5抑制劑(1〇ρΜ)2()分鐘。 對照組則每間隔200毫秒施與兩個雙重脈衝,共四次,雙重 脈衝之間間隔1G毫秒’各脈衝寬度〇·2毫秒。刺激後,洗 除物質20分鐘,且記錄所得強化之Epsp至少6〇分鐘。
結果I 貫例1化合物於所使用之濃度中對突觸傳送作用沒有内 因性效應。 刺激80分鐘後,投與實例丨後之強化程度仍低於底線 137% ’崎肋條件下之強化程度職乎回復底線程度, -30- 200812584 達底線之113%。此顯示,即使10μΜ實例1化合物即可改 善維持弱LTP。
Claims (2)
- 200812584 十、申請專利範圍: 1. 一種以式I化合物及其醫藥上可接受之鹽類於製造供治療 神經變性病變、記憶損傷與癡呆病變及供改善記憶上之醫 藥品的用途, HUN其中之定義為: Rl、R2、R3 與 R4 ίο 分;^獨立為氬、F、Cl、Br、I、CN、N〇2 或 R11- (CmH2m)-An-; m 零、1、2、3 或 4 ; η 零或1 ; Rll 氫、曱基或CpF2p+i ; 15 A 氧、NH,N(CH3)或 S(0)q ; p 1、2 或 3 ; q零、1或2 ; R5 氫、具有1、2、3、4、5或6個碳原子之烷基或具有 -32- 200812584 3、4、5或6個碳原子之環烷基; R6氫、OH、F、CF3、具有1、2、3或4個碳原子之烧 基或具有3、4、5或6個碳原子之環烧基· R7 與 R8 5 分別獨立為氳、F、Cl、Br、CN、C〇2R12、 NR13R14 或 R16-(CmmH2mm)-Enn-; R12 氫、具有1、2、3或4個碳原子之烷基 或具有3、4、5或6個碳原子之環烷 基; ίο R13 與 R14 分別獨立為氫、具有1、2、3或4個碳 原子之烷基或具有3、4、5或6個碳原 子之環烧基; 或 15 R13 與 R14 與其所鍵結之氮原子共同形成4-、5-、6-或員環,其中一個CH2基團可被 NR15、S或氧置換; R15 氮、具有1、2、3或4個碳 20 原子之烷基或具有3、4、5 或6個碳原子之環烷基; mm 零、1、2、3 或 4 ; nn 零或1 ; R16 氫、甲基或 CppF2pp+i ; - 33- 200812584 E 氧或 S(0)qq ; pp 1、2 或 3 ; qq 零、1或2 ; 2.根據申請專利範圍第1項之用途,其中使用式I化合物, 5 其中之定義為: Rl、R2、R3 與 R4 分別獨立為氫、F、Cl、Br、CN 或 Rll-(CmH2m)- An_ ·, m 零或1 ; 10 η 零或1 ; Rll 氫、曱基或CpF2p+l ; A 氧、NCH3 或 S(0)q ; 15 R5 氫、曱基、 p 1 或 2 ; q 零、1或2 ; 乙基或環丙基; R6氳或曱基; R7 與 R8 分別獨立為氫、F、C卜CN、C〇2R12、NR13R14或 R16-(CmmH2mm)"Enn-; 2〇 R12 氫、曱基或乙基; R13 與 R14 分別獨立為氫、具有1、2、3或4個碳 原子之烷基或具有3、4、5或6個碳原 子之環烷基; -34- 200812584 或 R13 與 R14 與其所鍵結之氮原子共同形成5-、6-或 7-員環,其中一個CH2基團可被 NR15、S或氧置換; R15 氫、具有1、2、3或4個碳 原子之烷基或具有3、4、5 或6個碳原子之環烷基; mm 零、1或2 ; 10 nn 零或1 ; R16 氫、甲基或CppF2pp+l ; E 氧或 S(0)qq; ρρ 1 或 2 ; qq 零、1或2 ; 15 與其醫藥上可接受之鹽類。 3.根據申請專利範圍第1或2項之用途,其中使用式I化合 物,其中之定義為: R1 與 R3 氫; 2〇 R2 與 R4 分別獨立為氳、F、Cl、NH2、NHCH3或 N(CH3)2 ; R5氫、曱基、乙基或環丙基; R6氳或甲基; -35- 5 10 15 20 200812584 氫; 與其醫藥上可接受之鹽類。 申請專利範圍第…項中一項或 :二;絲甲基邻,1 2 3-如 5 #土攄本顿胺賴其㈣切接受之鹽類。 用於製造治療癡呆病變之醫藥品。、^、 八、 ::::專利範圍第1 S 5項中-項或多項之用途,其係 :衣造治療老年癡呆之醫藥品。 ^據^ 1專利範圍第1至4項中—項或多項之用途,其係 i 1衣!^/〇療阿兹海默氏症、血管性癡呆、阿茲海默氏症 二腦血管性病變之組合、tau突變、蛋白病毒疾病、聚麩 胺酿胺擴增病變與巴金森氏症之醫藥品。 -36- 1 ·根據申請專利範圍第1至4項中-項或多項之用途,其係 用於製造治療阿茲海默氏症、多發梗塞性癡呆、阿茲海默 ^症與腦血管性病變之組合、tau突變、蛋白病毒疾病”、 =丁頓氏舞蹈症、髓小腦共濟失調與巴金森氏症之醫藥 σσ ° 2 ·根據申凊專利範圍第1至4中一項或多項之用途,其係用 於製造治療因感染、腦創傷、腦瘤或中毒所造成與/或相 關之續發性癡呆的醫藥品。 3 ·根據申睛專利範圍第1至4中一項或多項之用途,苴 於製造改善記憶之醫藥品。 ' 200812584 七、指定代表圖: (一) 本案指定代表圖為:第(無)圖。 (二) 本代表圖之元件代表符號簡單說明: 無 八、本案若有化學式時,請揭示最能顯示發明特徵的化學式: 10200812584 、 N 發明專利說明書 (本說明書格式、順序及粗體字,請勿任意更動,※記號部分請勿填寫) ※申請案號: ※申請日期: 來1卩〇:分類: 一、 發明名稱:(中文/英文) NaVlt交換器亞型5(ΝΗΕ5)抑制劑於改善記憶之用途 I USE OF INHIBITORS OF THE NAW EXCHANGER, SUBTYPE 5 (NHE5) FOR IMPROVING MEMORY 二、 申請人:(共1人) 姓名或名稱:(中文/英文) 赛諾菲阿凡提斯公司 SANOFI-AVENTIS 4 代表人:(中文/英文) 桑瑞德/THOURET-LEMAITRE,ELISABETH 住居所或營業所地址:(中文/英文) 法國巴黎市法國大道174號
- 174, AVENUE DE FRANCE, F-75013 PARIS, FRANCE 國籍:(中文/英文) 法國/FRANCE 三、 發明人:(共7人) 姓名:(中文/英文) I克利門/KLEEMANN,HEINZ-WERNER 2·連翰喬/LANQ HANS-JOCHEN 3·輪尼爾/HEINELT,UWE 4·侯密特/HOFMEISTER,ARMIN 5·卡呼格/GAUL,HOLGER 1 JA專利申請案\發明申請案\95\95491(9SADG)_發明申請書.doc
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| DE102005044815A DE102005044815A1 (de) | 2005-09-20 | 2005-09-20 | Verwendung von Inhibitoren des Na+/H+ Austauschers, Subtyp 5 (NHE5) zur Gedächtnisverbesserung |
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| US10543207B2 (en) | 2008-12-31 | 2020-01-28 | Ardelyx, Inc. | Compounds and methods for inhibiting NHE-mediated antiport in the treatment of disorders associated with fluid retention or salt overload and gastrointestinal tract disorders |
| MX382203B (es) | 2013-04-12 | 2025-03-11 | Ardelyx Inc | Compuestos de union a nhe3 (intercambiador de sodio-hidrogeno 3) y metodos para inhibir transporte de fosfato. |
| US10647679B2 (en) | 2015-03-15 | 2020-05-12 | Emory University | N-methyl-D-aspartate receptor (NMDAR) potentiators, pharmaceutical compositions, and uses related thereto |
| UA126283C2 (uk) | 2017-01-09 | 2022-09-14 | Арделікс, Інк. | Сполуки, придатні для лікування розладів шлунково-кишкового тракту |
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| US5352688A (en) * | 1991-02-14 | 1994-10-04 | The Mount Sinai School Of Medicine Of The City University Of New York | Methods for the treatment of bradyphrenia in parkinson's disease |
| US5466696A (en) * | 1992-09-10 | 1995-11-14 | Warner Lambert Company | Tacrine and cytochrome P450 oxidase inhibitors and methods of use |
| JPH08217681A (ja) * | 1995-02-13 | 1996-08-27 | Lion Corp | 老人性痴呆症予防治療剤 |
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| WO2001032625A1 (en) * | 1999-11-03 | 2001-05-10 | Du Pont Pharmaceuticals Company | Aryl- and heteroaryl-substituted tetrahydroisoquinolines and use thereof to block reuptake of norepinephrine, dopamine and serotonin |
| KR20080065707A (ko) * | 1999-11-03 | 2008-07-14 | 에이엠알 테크놀로지, 인크. | 4-페닐-치환 테트라히드로이소퀴놀린, 및 노르에피네프린과도파민과 세로토닌의 재흡수를 차단하기 위한 이의 용도 |
| WO2003033016A1 (en) * | 2001-10-16 | 2003-04-24 | Jenny Phipps | Use of neurotrophic factors for treating neurodegenerative diseases and cancer |
| DE10163914A1 (de) * | 2001-12-22 | 2003-07-03 | Aventis Pharma Gmbh | Substituierte 4-Phenyltetrahydroisochinolinium-Salze, Verfahren zu ihrer Herstellung, ihre Verwendung als Medikament, sowie sie enthaltendes Medikament |
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| DE102005044817A1 (de) * | 2005-09-20 | 2007-03-22 | Sanofi-Aventis Deutschland Gmbh | Substituierte 4-Phenyltetrahydroisochinoline, Verfahren zu ihrer Herstellung, ihre Verwendung als Medikament, sowie sie enthaltendes Medikament |
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| DE102005044815A1 (de) | 2007-03-22 |
| AU2006294137A1 (en) | 2007-03-29 |
| ATE424203T1 (de) | 2009-03-15 |
| JP2009508890A (ja) | 2009-03-05 |
| KR20080046676A (ko) | 2008-05-27 |
| BRPI0616196A2 (pt) | 2011-06-14 |
| DE502006003030D1 (de) | 2009-04-16 |
| CA2623472A1 (en) | 2007-03-29 |
| US20080234317A1 (en) | 2008-09-25 |
| EP1928458A2 (de) | 2008-06-11 |
| AR056520A1 (es) | 2007-10-10 |
| CN101267822A (zh) | 2008-09-17 |
| WO2007033774A3 (de) | 2007-06-28 |
| EP1928458B1 (de) | 2009-03-04 |
| WO2007033774A2 (de) | 2007-03-29 |
| IL189915A0 (en) | 2008-11-03 |
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