JP2000507202A - 生体人工装置及びそのための細胞マトリックス - Google Patents
生体人工装置及びそのための細胞マトリックスInfo
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- JP2000507202A JP2000507202A JP9521275A JP52127597A JP2000507202A JP 2000507202 A JP2000507202 A JP 2000507202A JP 9521275 A JP9521275 A JP 9521275A JP 52127597 A JP52127597 A JP 52127597A JP 2000507202 A JP2000507202 A JP 2000507202A
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- matrix
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- nitric oxide
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- A61L27/38—Materials for grafts or prostheses or for coating grafts or prostheses containing ingredients of undetermined constitution or reaction products thereof, e.g. transplant tissue, natural bone, extracellular matrix containing added animal cells
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Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.次のものを含む約15〜96.5%重量の水性栄養溶液から成る、細胞組 織の長期保存に適したヒドロゲルマトリックス。 0.001〜100mMのコラーゲン 0.01〜1000マイクロモル濃度の凍結保護物質 0.001〜100mMの二価キレート化剤 0.01マイクロモル濃度〜300mMの酸化窒素阻害物質。 2.コラーゲンが、変性コラーゲンである請求項1に記載のマトリックス。 3.コラーゲンが、変性コラーゲンと天然コラーゲンの組合せである請求項1 に記載のマトリックス。 4.凍結保護物質が長鎖炭水化物を主成分とする糖である、請求項1に記載の マトリックス。 5.凍結保護物質が、デキストランと、硫酸デキストランと、アミロペクチン と、プロテオグリカンとからなるグループから選択される、請求項1に記載のマ トリックス。 6.酸化窒素阻害物質がアミノ酸である、請求項1に記載のマトリックス。 7.酸化窒素阻害物質が、デキストランと、ヘパリンと、システインと、シス チンとからなるグループから選択される、請求項1に記載のマトリックス。 8.酸化窒素阻害物質が、Lアルギニン類似体である、請求項1に記載のマト リックス。 9.該アルギニン類似体が、アミノグアニジンと、N‐モノエチルL‐アルギ ニンと、N‐ニトロ‐L‐アルギニンと、D‐アルギニンとから成るグループか ら選択される、請求項8に記載のマトリックス。 10.二価キレート化剤が、クエン酸塩と、EDTAと、EGTAとからなる グループから選ばれる、請求項1に記載のマトリックス。 11.栄養溶液が水に可溶性のタンパク質を含む、請求項1に記載のマトリッ クス。 12.さらに抗生物質を含む請求項1に記載のマトリックス。 13.4℃で固体であり、37℃で液体であることを特徴とする請求項1に記 載のマトリックス。 14.約5,000〜40,0000の分子量有孔性を有する半透過性膜によ り被包された請求項1のヒドロゲルマトリックス中に細胞部分を含む移植可能な 生体人工装置。 15.半透過性膜によって被包されたヒドロゲルマトリックス中に細胞成分を 含有し、該マトリックスが約0.01〜30mMの量のゼラチン、約15〜96 .5重量%の量の液体、および約0.01μM〜300mMの量の酸化窒素阻害 物質を含む、移植可能な生体人工装置。 16.該細胞成分が治療上所望される物質単位を産生し、該膜が前記の物質単 位の分子量から約40,000までの間の分子量有孔性を有するポリパラキシリ レンから成る、請求項15に記載の移植可能な生体人工装置。 17.該マトリックスが約0.001〜100mMの濃度で存在する二価キレ ート化剤を含む、請求項15に記載の装置。 18.マトリックスが抗生物質を約0.01μM〜300mMの量で含む、請 求項15に記載の装置。 19.組織から所望する細胞成分を放出するための酵素溶液を用いた組織の消 化における、次から成る改良。 該酵素溶液に約0.001μM〜300mMの酸化窒素阻害物質を添加するこ と。 20.該酸化窒素阻害物質が、デキストランと、ヘパリンと、システインと、 シスチンとからなるグループから選択される、請求項19に記載の発明。 21.該酸化窒素阻害物質が、L‐アルギニン類似体である、請求項19に記 載の発明。 22.該L‐アルギニン類似化合物が、アミノグアニジン、N‐モノエチルL ‐アルギニン、N‐ニトロ‐L‐アルギニン、あるいはD‐アルギニンから成る グループから選択される、請求項21に記載の発明。 23.該酵素溶液がプロテアーゼである、請求項19に記載の発明。 24.該プロテアーゼが、コラゲナーゼと、トリプシンと、リブラーゼ(Libra se)と、タンパク分解酵素とからなるグループから選択される、請求項23に記 載の発明。 25.酵素溶液中に完全な膵島と共に相当量の膵島断片が存在するようになる まで、前記の溶液で膵臓を消化するステップと、かかる溶液を精製して前記の膵 島および膵島断片のペレットを得るステップと、約0.01〜30mMの濃度の ゼラチンと約0.01〜1,000μMの濃度の凍結保護物質を含むマトリック ス中にかかるペレットを入れるステップと、前記膵島断片が実質的に識別できな くなるまで液体温度で該マトリックスを保存するステップとを含んでなる膵臓か ら膵島を分離する方法。 26.該酵素溶液がプロテアーゼである、請求項25に記載の方法。 27.該プロテアーゼが、コラゲナーゼと、トリプシンと、リブラーゼ(Libra se)と、タンパク分解酵素とからなるグループから選択される、請求項26に記 載の方法。 28.凍結保護物質が、デキストランと、硫酸デキストランと、アミロペクチ ンと、プロテオグリカンとから成るグループから選択される、請求項25に記載 の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US08/568,694 US5830492A (en) | 1992-02-24 | 1995-12-07 | Bioartificial devices and cellular matrices therefor |
US08/568,694 | 1995-12-07 | ||
PCT/US1996/018209 WO1997020569A2 (en) | 1995-12-07 | 1996-11-14 | Bioartificial devices and cellular matrices therefor |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2000507202A true JP2000507202A (ja) | 2000-06-13 |
JP3606585B2 JP3606585B2 (ja) | 2005-01-05 |
Family
ID=24272337
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52127597A Expired - Lifetime JP3606585B2 (ja) | 1995-12-07 | 1996-11-14 | 生体人工装置及びそのための細胞マトリックス |
Country Status (9)
Country | Link |
---|---|
US (1) | US5830492A (ja) |
EP (2) | EP0865288B1 (ja) |
JP (1) | JP3606585B2 (ja) |
AT (2) | ATE247478T1 (ja) |
AU (1) | AU714465B2 (ja) |
CA (1) | CA2239498C (ja) |
DE (2) | DE69635940T2 (ja) |
WO (1) | WO1997020569A2 (ja) |
ZA (1) | ZA9610297B (ja) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005528933A (ja) * | 2002-02-21 | 2005-09-29 | エンセル,インコーポレイテッド | 架橋生物活性ヒドロゲルマトリックス |
JP2008035806A (ja) * | 2006-08-08 | 2008-02-21 | Kisco Ltd | 細胞培養用基材およびその製造方法 |
JP2009513721A (ja) * | 2005-10-31 | 2009-04-02 | メディアテック,インコーポレイテッド | 単離中の膵島分離方法 |
JP2010029106A (ja) * | 2008-07-29 | 2010-02-12 | Biorois Co Ltd | 細胞輸送用担体及びそれを使用した細胞の輸送方法 |
WO2012176908A1 (ja) | 2011-06-24 | 2012-12-27 | Kisco株式会社 | 細胞培養用基膜、細胞培養用基材、及び細胞培養用基材の製造方法 |
WO2020262642A1 (ja) * | 2019-06-28 | 2020-12-30 | 持田製薬株式会社 | 化学架橋アルギン酸を用いた移植用デバイス |
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- 1996-11-14 CA CA002239498A patent/CA2239498C/en not_active Expired - Lifetime
- 1996-11-14 EP EP03075752A patent/EP1321516B1/en not_active Expired - Lifetime
- 1996-11-14 WO PCT/US1996/018209 patent/WO1997020569A2/en active IP Right Grant
- 1996-11-14 AU AU11192/97A patent/AU714465B2/en not_active Expired
- 1996-11-14 DE DE69635940T patent/DE69635940T2/de not_active Expired - Lifetime
- 1996-11-14 JP JP52127597A patent/JP3606585B2/ja not_active Expired - Lifetime
- 1996-11-14 AT AT96941993T patent/ATE247478T1/de not_active IP Right Cessation
- 1996-11-14 AT AT03075752T patent/ATE321126T1/de not_active IP Right Cessation
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JP2010029106A (ja) * | 2008-07-29 | 2010-02-12 | Biorois Co Ltd | 細胞輸送用担体及びそれを使用した細胞の輸送方法 |
WO2012176908A1 (ja) | 2011-06-24 | 2012-12-27 | Kisco株式会社 | 細胞培養用基膜、細胞培養用基材、及び細胞培養用基材の製造方法 |
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Also Published As
Publication number | Publication date |
---|---|
DE69629583D1 (de) | 2003-09-25 |
EP1321516A3 (en) | 2003-07-02 |
WO1997020569A3 (en) | 1997-09-18 |
ATE247478T1 (de) | 2003-09-15 |
DE69635940T2 (de) | 2006-10-26 |
CA2239498C (en) | 2003-09-09 |
AU1119297A (en) | 1997-06-27 |
JP3606585B2 (ja) | 2005-01-05 |
EP1321516A2 (en) | 2003-06-25 |
EP1321516B1 (en) | 2006-03-22 |
US5830492A (en) | 1998-11-03 |
AU714465B2 (en) | 2000-01-06 |
DE69635940D1 (de) | 2006-05-11 |
EP0865288B1 (en) | 2003-08-20 |
ZA9610297B (en) | 1997-06-18 |
WO1997020569A2 (en) | 1997-06-12 |
CA2239498A1 (en) | 1997-06-12 |
ATE321126T1 (de) | 2006-04-15 |
EP0865288A2 (en) | 1998-09-23 |
DE69629583T2 (de) | 2004-08-19 |
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