JPH03503241A - 胚幹細胞のインビトロ増殖 - Google Patents
胚幹細胞のインビトロ増殖Info
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- JPH03503241A JPH03503241A JP1508674A JP50867489A JPH03503241A JP H03503241 A JPH03503241 A JP H03503241A JP 1508674 A JP1508674 A JP 1508674A JP 50867489 A JP50867489 A JP 50867489A JP H03503241 A JPH03503241 A JP H03503241A
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Classifications
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K67/00—Rearing or breeding animals, not otherwise provided for; New or modified breeds of animals
- A01K67/027—New or modified breeds of vertebrates
- A01K67/0275—Genetically modified vertebrates, e.g. transgenic
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- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N5/00—Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
- C12N5/06—Animal cells or tissues; Human cells or tissues
- C12N5/0602—Vertebrate cells
- C12N5/0603—Embryonic cells ; Embryoid bodies
- C12N5/0606—Pluripotent embryonic cells, e.g. embryonic stem cells [ES]
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01K—ANIMAL HUSBANDRY; AVICULTURE; APICULTURE; PISCICULTURE; FISHING; REARING OR BREEDING ANIMALS, NOT OTHERWISE PROVIDED FOR; NEW BREEDS OF ANIMALS
- A01K2217/00—Genetically modified animals
- A01K2217/05—Animals comprising random inserted nucleic acids (transgenic)
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- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N2501/00—Active agents used in cell culture processes, e.g. differentation
- C12N2501/20—Cytokines; Chemokines
- C12N2501/23—Interleukins [IL]
- C12N2501/235—Leukemia inhibitory factor [LIF]
-
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12N—MICROORGANISMS OR ENZYMES; COMPOSITIONS THEREOF; PROPAGATING, PRESERVING, OR MAINTAINING MICROORGANISMS; MUTATION OR GENETIC ENGINEERING; CULTURE MEDIA
- C12N2510/00—Genetically modified cells
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- Engineering & Computer Science (AREA)
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- Biomedical Technology (AREA)
- Zoology (AREA)
- Chemical & Material Sciences (AREA)
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- Developmental Biology & Embryology (AREA)
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- Cell Biology (AREA)
- Microbiology (AREA)
- Biodiversity & Conservation Biology (AREA)
- Animal Husbandry (AREA)
- Biochemistry (AREA)
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- Veterinary Medicine (AREA)
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- Medicines Containing Material From Animals Or Micro-Organisms (AREA)
Abstract
Description
Claims (30)
- (1)インビトロで動物胚から胚幹(ES)細胞へ分離方法であって、有効量の 白血病抑制因子(LIF)を含んでいる培地で上記のES細胞の発育に充分な時 間および条件下上記の胚を誘導し、維持することを含む方法。
- (2)培地が、フィーダー細胞を欠いている請求項1記載の方法。
- (3)動物胚がヒト、マウス、鳥類、ヒツジ、ブタ、ウシ、ヤギまたは魚から誘 導される請求項1または2記載の方法。
- (4)動物胚がマウスから誘導される請求項3記載の方法。
- (5)培地がイーグル培地またはその修飾培地またはそれと同等のものである請 求項1または2項記載の方法。
- (6)LIFが、組み換えLIFである前述の請求項の何れか1項記載の方法。
- (7)LIFが組み換えヒトまたはネズミLIFである方法。
- (8)LIFが、10−1000000単位/mlの濃度で培地に添加される請 求項7記載の方法。
- (9)LIFが、10−100000単位/mlの濃度で培地に添加される請求 項8記載の方法。
- (10)LIFが、50−10000単位/mlの濃度で培地に添加される請求 項9記載の方法。
- (11)有効な時間が、1日−20週である前述の請求項の何れか1項記載の方 法。
- (12)有効な時間が、1日から8週間である請求項11記載の方法。
- (13)分化多能性表現型を保ちながらインビトロで動物胚幹(ES)細胞を維 持する方法であって、有効量の白血病抑制因子(LIF)を含んでいる培地で上 記の細胞を維持するのに充分である条件下上記の細胞を培養することを含む方法 。
- (14)培地が、フィーダー細胞を欠いている請求項13記載の方法。
- (15)動物ES細胞が、ヒト、マウス、鳥類、ヒツジ、ブタ、ウシ、ヤギまた は魚から誘導される請求項13または14項記載の方法。
- (16)動物ES細胞が、マウスから誘導される請求項15記載の方法。
- (17)培地がイーグル培地またはその修飾培地またはそれと同等のものよりな る請求項13または14項記載の方法。
- (18)LIFが組み換えLIFである請求項13−14項の何れか1項記載の 方法。
- (19)LIFが組み換えネズミまたはヒトLIFである請求項18記載の方法 。
- (20)組み換えLIFが10−1000000単位/mlの濃度で培地に添加 される請求項19記載の方法。
- (21)組み換えLIFが100−100000単位/mlの濃度で培地に添加 される請求項20記載の方法。
- (22)LIFが500−10000単位/mlの濃度で培地に添加される請求 項21記載の方法。
- (23)培地中で胚を誘導し、維持することによって分離された、インビトロで 動物胚から誘導される胚幹(ES)細胞であって、上記培地は、ES細胞の発育 に充分な時間および条件下、有効量の白血病制御因子(LIF)を含んでいる、 細胞。
- (24)培地がフィーダー細胞を欠いている請求項23記載のES細胞。
- (25)ヒト、マウス、鳥類、ヒツジ、ブタ、ウシ、ヤギまたは魚の胚から誘導 される請求項23または24項記載のES細胞。
- (26)マウス胚から誘導される請求項23記載のES細胞。
- (27)請求項1記載の動物胚から分離されたES細胞を用いて産生されるキメ ラ動物またはそのトランスジェニック子孫。
- (28)請求項13記載の方法によりインビトロで維持された動物ES細胞を用 いて産生されたキメラ動物またはそのトランスジェニック子孫。
- (29)上記の動物がマウスである請求項27または28記載のキメラ動物また はそのトランスジェニック子孫。
- (30)ES細胞がその中に挿入される付加的遺伝学的物質を含む請求項27ま たは28または29項記載のキメラ動物またはそのトランスジェニック子孫。
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AUPI964488 | 1988-08-04 | ||
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US (1) | US5166065A (ja) |
EP (1) | EP0380646B1 (ja) |
JP (1) | JP2740320B2 (ja) |
AT (1) | ATE175994T1 (ja) |
AU (1) | AU623922B2 (ja) |
CA (1) | CA1341469C (ja) |
DE (1) | DE68928914T2 (ja) |
DK (1) | DK176238B1 (ja) |
HK (1) | HK1003208A1 (ja) |
NO (1) | NO322243B1 (ja) |
WO (1) | WO1990001541A1 (ja) |
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JP2006515173A (ja) * | 2002-12-16 | 2006-05-25 | テクニオン リサーチ アンド ディベロップメント ファウンデーション リミテッド | 支持細胞非含有、異種非含有のヒト胚性幹細胞の調製方法およびこれらを使用して調製された幹細胞培養物 |
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JP2006515173A (ja) * | 2002-12-16 | 2006-05-25 | テクニオン リサーチ アンド ディベロップメント ファウンデーション リミテッド | 支持細胞非含有、異種非含有のヒト胚性幹細胞の調製方法およびこれらを使用して調製された幹細胞培養物 |
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DK17091D0 (da) | 1991-01-31 |
DK176238B1 (da) | 2007-04-10 |
JP2740320B2 (ja) | 1998-04-15 |
ATE175994T1 (de) | 1999-02-15 |
DK17091A (da) | 1991-04-04 |
DE68928914D1 (de) | 1999-03-04 |
EP0380646A1 (en) | 1990-08-08 |
HK1003208A1 (en) | 1998-10-16 |
US5166065A (en) | 1992-11-24 |
AU4059089A (en) | 1990-03-05 |
NO322243B1 (no) | 2006-09-04 |
CA1341469C (en) | 2004-12-28 |
AU623922B2 (en) | 1992-05-28 |
DE68928914T2 (de) | 1999-09-09 |
NO910385D0 (no) | 1991-02-01 |
NO910385L (no) | 1991-04-04 |
WO1990001541A1 (en) | 1990-02-22 |
EP0380646A4 (en) | 1991-01-23 |
EP0380646B1 (en) | 1999-01-20 |
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