JP2000500121A - 免疫系による生きた被移植細胞の破壊を阻止する方法 - Google Patents
免疫系による生きた被移植細胞の破壊を阻止する方法Info
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- JP2000500121A JP2000500121A JP9513711A JP51371197A JP2000500121A JP 2000500121 A JP2000500121 A JP 2000500121A JP 9513711 A JP9513711 A JP 9513711A JP 51371197 A JP51371197 A JP 51371197A JP 2000500121 A JP2000500121 A JP 2000500121A
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.患者に移植した生きた細胞が、患者の免疫系によって破壊されるのを阻止 する方法であって、 a)移植の前に、半透膜を具備する装置内に、生きた細胞、または生きた細胞 を具備する組織を封入することと、 b)前記被封入細胞または組織に対する患者の免疫系の応答を有効に阻止する 量の、免疫系協同刺激現象を阻害する物質で、患者を処置すること を具備してなる方法。 2.該物質がCTLA4である請求項1の方法 3.該装置が中空の繊維、円盤、または球体である請求項1の方法。 4.該装置がミクロカプセルである請求項1の方法。 5.該生きた細胞、または生きた細胞を具備する組織を異種のドナーから得る 請求項1の方法。 6.該生きた細胞、または生きた細胞を具備する組織を同種のドナーから得る 請求項1の方法。 7.該生きた細胞、または生きた細胞を具備する組織を患者から得る請求項1 の方法。 8.患者への移植の前に、該生きた細胞に遺伝子工学的処理を施す請求項7の 方法。 9.該患者がヒトである請求項1の方法。 10.哺乳類から該生きた細胞を得る、請求項9の方法。 11.該哺乳類がヒトである請求項10の方法。 12.該患者が家畜である請求項1の方法。 13.該家畜がウシ、子ウシ、ブタ、ヒツジ、子ヒツジ、ウマまたはニワトリで ある請求項12の方法。 14.該細胞が家畜の成長を促すホルモンを分泌する細胞を具備する請求項12 の方法。 15.該生きた細胞が生物学的に活性な物質を分泌する細胞を具備する請求項1 の方法。 16.生物学的に活性な物質を分泌する細胞が内分泌細胞である請求項15の方 法。 17.該内分泌細胞がインシュリン産生細胞、肝細胞、上皮小体細胞、または下 垂体細胞である請求項16の方法。 18.生物学的に活性な物質を分泌する該細胞が神経外胚葉細胞である請求項1 5の方法。 19.該神経外胚葉細胞が副腎細胞またはリンパ球である請求項18の方法。 20.該半透膜が免疫グロブリンおよび/またはリンパ球を透過させない請求項 1の方法。 21.請求項2の方法であって、CTLA4で患者を処置することが、患者に可 溶性CTLA4を投与することを具備する方法。 22.該可溶性CTLA4がCTLA4Igである請求項21の方法。 23.請求項1の方法であって、前記被封入細胞または組織に対する患者の免疫 系の応答を阻止することが、該生きた細胞または組織と反応し得る免疫グロブリ ンおよび活性化されたマクロファージを阻止することを具備する方法。 24.患者の糖尿病を治療する方法であって、 a)半透膜を具備する装置内に、生きたインシュリン産生細胞、または生きた インシュリン産生細胞を具備する組織を封入することにより、生きた被封入イン シュリン産生細胞を得ることと、 b)患者の糖尿病を治療するのに有効な量の、ステップ(a)で得た、生きた被 封入インシュリン産生細胞を患者に移植することと、 c)ステップ(b)で得られた、多数の生きた被封入インシュリン産生細胞に対 する患者の免疫系の応答を有効に阻止する量の、免疫系協同刺激現象を阻害する 物質で患者を処置すること を具備する方法。 25.免疫系協同刺激現象を阻害する該物質がCTLA4である、請求項24の 方法。 26.請求項24の方法であって、生きたインシュリン産生細胞を具備する該組 織が、膵臓膵島組織を具備している方法 27.請求項24の方法であって、該生きたインシュリン産生細胞が、移植の前 に、インシュリンを分泌するように遺伝子工学的処理を施した細胞を具備する方 法。 28.該装置が中空の繊維、円盤、または球体である請求項24の方法。 29.該装置がミクロカプセルである請求項24の方法。 30.請求項24の方法であって、該生きたインシュリン産生細胞細胞、または 生きたインシュリン産生細胞を具備する組織を異種のドナーから得る方法。 31.請求項24の方法であって、該生きたインシュリン産生細胞、または生き たインシュリン産生細胞を具備する組織を同種のドナーから得る請求項24の方 法。 32.請求項24の方法であって、該生きたインシュリン産生細胞、または生き たインシュリン産生細胞を具備する組織を患者から得る方法。 33.請求項32の方法であって、患者に移植する前に遺伝子工学的処理を施し て、該生きたインシュリン産生細胞にインシュリンを分泌せしめる方法。 34.該患者がインシュリン依存性糖尿病患者である請求項24の方法。 35.該患者が哺乳類である請求項34の方法。 36.該患者がヒトである請求項35の方法。 37.該患者が哺乳類である請求項24の方法。 38.該患者がヒトである請求項37の方法。 39.該半透膜が免疫グロブリンおよび/またはリンパ球を透過させない請求項 24の方法。 40.請求項25の方法であって、CTLA4で患者を処置することが、患者に 可溶性CTLA4を投与することを具備する方法。 41.該可溶性CTLA4がCTLA4Igである請求項40の方法。 42.請求項24の方法であって、前記生きた被封入インシュリン産生細胞また は組織に対する患者の免疫系の応答を阻止することが、該生きたインシュリン産 生細胞または組織と反応し得る免疫グロブリンおよび活性化されたマクロファー ジを阻止することを具備する方法。 43.請求項1の方法であって、免疫系協同刺激現象を阻害する該物質が、患者 のサイトカインプロフィールも変化せしめて、患者の免疫系から被封入細胞また は組織を保護する方法。 44.該物質が患者のγ−インターフェロンを増加させる請求項43の方法。 45.該物質がCTLA4Igである請求項43の方法。 46.免疫系協同刺激現象を阻害する該物質が補体を結合する請求項1の方法。 47.該物質がCTLA4Igである請求項46の方法。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US437595P | 1995-09-27 | 1995-09-27 | |
| US60/004,375 | 1995-09-27 | ||
| PCT/US1996/015577 WO1997011607A1 (en) | 1995-09-27 | 1996-09-27 | Method of inhibiting immune system destruction of transplanted viable cells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000500121A true JP2000500121A (ja) | 2000-01-11 |
Family
ID=21710493
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9513711A Ceased JP2000500121A (ja) | 1995-09-27 | 1996-09-27 | 免疫系による生きた被移植細胞の破壊を阻止する方法 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2000500121A (ja) |
| AU (1) | AU721737B2 (ja) |
| CA (1) | CA2232815A1 (ja) |
| WO (1) | WO1997011607A1 (ja) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7041634B2 (en) * | 1995-09-27 | 2006-05-09 | Emory University | Method of inhibiting immune system destruction of transplanted viable cells |
| US6197294B1 (en) | 1998-10-26 | 2001-03-06 | Neurotech S.A. | Cell surface molecule-induced macrophage activation |
| SE523817C2 (sv) | 1999-02-05 | 2004-05-18 | Corline Systems Ab | Användning av ett koagulationsförebyggande ämne i samband med transplantation av insulinproducerande celler |
| EP2222697B1 (en) | 2007-11-01 | 2012-12-05 | Perseid Therapeutics LLC | Immunosuppressive polypeptides and nucleic acids |
| US20140112958A1 (en) | 2012-10-24 | 2014-04-24 | Mwm Biomodels Gmbh | Pancreatic islets of transgenic LEA29Y animals for treating diabetes |
-
1996
- 1996-09-27 JP JP9513711A patent/JP2000500121A/ja not_active Ceased
- 1996-09-27 CA CA002232815A patent/CA2232815A1/en not_active Abandoned
- 1996-09-27 WO PCT/US1996/015577 patent/WO1997011607A1/en not_active Ceased
- 1996-09-27 AU AU73782/96A patent/AU721737B2/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CA2232815A1 (en) | 1997-04-03 |
| AU721737B2 (en) | 2000-07-13 |
| AU7378296A (en) | 1997-04-17 |
| WO1997011607A1 (en) | 1997-04-03 |
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