KR102594102B1 - 중간 중배엽 세포로부터 신장 전구 세포로의 분화 유도 방법 및 다능성 줄기세포로부터 신장 전구 세포로의 분화 유도 방법 - Google Patents
중간 중배엽 세포로부터 신장 전구 세포로의 분화 유도 방법 및 다능성 줄기세포로부터 신장 전구 세포로의 분화 유도 방법 Download PDFInfo
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Abstract
(i) 다능성 줄기세포를 FGF2, BMP4, GSK-3β 억제제 및 레티노산 또는 그 유도체를 포함하는 배지에서 배양하는 공정;
(ii) 공정 (i)에서 얻어진 세포를 FGF2, GSK-3β 억제제 및 BMP7을 포함하는 배지에서 배양하는 공정;
(iii) 공정 (ii)에서 얻어진 세포를 FGF2, GSK-3β 억제제, BMP7 및 TGFβ 억제제를 포함하는 배지에서 배양하는 공정;
(iv) 공정 (iii)에서 얻어진 세포를 FGF2, GSK-3β 억제제, BMP7, 액티빈 및 ROCK(Rho-kinase) 억제제를 포함하는 배지에서 배양하는 공정;
(v) 공정 (iv)에서 얻어진 세포를 레티노산 또는 그 유도체 및 FGF9를 포함하는 배지에서 배양하는 공정; 및
(vi) 공정 (v)에서 얻어진 세포를 GSK-3β 억제제 및 FGF9를 포함하는 배지에서 배양하고, 중간 중배엽 세포로부터 신장 전구 세포를 유도하는 공정.
Description
도 2는 인간 iPS 세포 유래 신장 전구 세포를 마우스 태자(胎仔) 신장과 공배양하여 얻어진 신장 오가노이드의 염색 결과를 나타낸 사진이다. 도면에서, 포도칼릭신(Podocalyxin)은 사구체의 마커를, LTL은 근위 요세관의 마커를, CDH1은 원위 요세관의 마커를, CDH6은 근위 요세관의 마커를, 네프린(Nephrin)은 사구체의 마커를 나타내고, 또한 스케일 바는 50 μm을 나타낸다.
도 3은 인간 iPS 세포 유래 신장 전구 세포를 배양하여 얻어진 신장 오가노이드의 명시야 상(像) 및 면역 염색 상(像)을 나타낸 사진이다. 도면에서, 포도칼릭신은 사구체의 마커를, LTL은 근위 요세관의 마커를, CDH1 및 BRN1은 원위 요세관과 헨레 고리(Loop of Henle)의 마커를 나타낸다. 도리코스 비플로루스 아글루티닌(Dolicos biflorus agglutinin, DBA)은 원위 요세관 마커이다.
양성 마커 | 음성 마커 | |
① | CDX1, OCT4, NANOG, E-CDH | EOMES, BRACHYURY |
② | BRACHYURY, CDX1 | OCT4, NANOG, E-CDH |
③ | BRACHYURY, CDX2 | |
④ | BRACHYURY, HOX11 | |
⑤ | OSR1, HOX11, WT1 | |
⑥ | OSR1, HOX11, WT1, SIX2, SALL1 |
Claims (26)
- 중간 중배엽 세포를 GSK(글리코겐 합성 효소 키나아제)-3β 억제제 및 FGF(섬유아세포 증식 인자)9를 포함하는 배지에서 접착 배양하여, 중간 중배엽 세포로부터 신장 전구 세포를 유도하는 공정을 포함하는, 신장 전구 세포의 제조 방법으로서,
상기 중간 중배엽 세포는 다능성 줄기세포로부터 유도되며, 다음의 공정(i) ~ (v)을 포함하는 방법으로 제조되는 방법:
(i) 다능성 줄기세포를 FGF2, BMP(골형성 단백질)4, GSK-3β 억제제, 및 레티노산 또는 3-디하이드로레티노산, 4-[[(5,6,7,8-테트라하이드로-5,5,8,8-테트라메틸-2-나프탈레닐)카보닐]아미노]-벤조산(AM580), 4-[(1E)-2-(5,6,7,8-테트라하이드로-5,5,8,8-테트라메틸-2-나프탈레닐)-1-프로펜-1-일]-벤조산(TTNPB), 팔미트산 레티놀, 레티놀, 레티날, 3-디하이드로레티놀 및 3-디하이드로레티날로 이루어진 군에서 선택된 레티노산 유도체를 포함하는 배지에서 배양하는 공정;
(ii) 공정 (i)에서 얻어진 세포를 FGF2, GSK-3β 억제제 및 BMP7을 포함하는 배지에서 배양하는 공정;
(iii) 공정 (ii)에서 얻어진 세포를 FGF2, GSK-3β 억제제, BMP7 및 TGFβ 억제제를 포함하는 배지에서 배양하는 공정;
(iv) 공정 (iii)에서 얻어진 세포를 FGF2, GSK-3β 억제제, BMP7, 액티빈 및 ROCK(Rho-kinase) 억제제를 포함하는 배지에서 배양하는 공정; 및
(v) 공정 (iv)에서 얻어진 세포를 레티노산 또는 3-디하이드로레티노산, 4-[[(5,6,7,8-테트라하이드로-5,5,8,8-테트라메틸-2-나프탈레닐)카보닐]아미노]-벤조산(AM580), 4-[(1E)-2-(5,6,7,8-테트라하이드로-5,5,8,8-테트라메틸-2-나프탈레닐)-1-프로펜-1-일]-벤조산(TTNPB), 팔미트산 레티놀, 레티놀, 레티날, 3-디하이드로레티놀 및 3-디하이드로레티날로 이루어진 군에서 선택된 레티노산 유도체, 및 FGF9를 포함하는 배지에서 배양하는 공정. - 제1항에 있어서,
상기 신장 전구 세포는 SIX2 양성 세포인 것인 방법. - 제1항에 있어서,
상기 중간 중배엽 세포는 OSR1 양성 세포인 것인 방법. - 제1항에 있어서,
GSK-3β 억제제는 CHIR99021인 것인 방법. - 제1항에 있어서,
상기 GSK(글리코겐 합성 효소 키나아제)-3β 억제제 및 FGF(섬유아세포 증식 인자)9를 포함하는 배지는 ROCK 억제제를 더 포함하는 것인 방법. - 제1항에 있어서,
상기 접착 배양은 세포 외 기질로 코팅된 배양 용기를 이용하여 수행되는 것인 방법. - 제6항에 있어서,
상기 세포 외 기질은 라미닌 511의 E8 단편인 것인 방법. - 삭제
- 삭제
- 제1항에 있어서,
공정 (v)의 배지는 BMP 억제제를 더 포함하는 것인 방법. - 제1항에 있어서,
상기 다능성 줄기세포는 인공 다능성 줄기(iPS) 세포인 것인 방법. - 제11항에 있어서,
상기 iPS 세포는 인간 iPS 세포인 것인 방법. - 다능성 줄기세포로부터 신장 전구 세포를 제조하는 방법으로서,
다음의 공정 (i) ~ (vi)를 포함하는 방법:
(i) 다능성 줄기세포를 FGF2, BMP4, GSK-3β 억제제, 및 레티노산 또는 3-디하이드로레티노산, 4-[[(5,6,7,8-테트라하이드로-5,5,8,8-테트라메틸-2-나프탈레닐)카보닐]아미노]-벤조산(AM580), 4-[(1E)-2-(5,6,7,8-테트라하이드로-5,5,8,8-테트라메틸-2-나프탈레닐)-1-프로펜-1-일]-벤조산(TTNPB), 팔미트산 레티놀, 레티놀, 레티날, 3-디하이드로레티놀 및 3-디하이드로레티날로 이루어진 군에서 선택된 레티노산 유도체를 포함하는 배지에서 배양하는 공정;
(ii) 공정 (i)에서 얻어진 세포를 FGF2, GSK-3β 억제제 및 BMP7을 포함하는 배지에서 배양하는 공정;
(iii) 공정 (ii)에서 얻어진 세포를 FGF2, GSK-3β 억제제, BMP7 및 TGFβ 억제제를 포함하는 배지에서 배양하는 공정;
(iv) 공정 (iii)에서 얻어진 세포를 FGF2, GSK-3β 억제제, BMP7, 액티빈 및 ROCK(Rho-kinase) 억제제를 포함하는 배지에서 배양하는 공정;
(v) 공정 (iv)에서 얻어진 세포를 레티노산 또는 3-디하이드로레티노산, 4-[[(5,6,7,8-테트라하이드로-5,5,8,8-테트라메틸-2-나프탈레닐)카보닐]아미노]-벤조산(AM580), 4-[(1E)-2-(5,6,7,8-테트라하이드로-5,5,8,8-테트라메틸-2-나프탈레닐)-1-프로펜-1-일]-벤조산(TTNPB), 팔미트산 레티놀, 레티놀, 레티날, 3-디하이드로레티놀 및 3-디하이드로레티날로 이루어진 군에서 선택된 레티노산 유도체, 및 FGF9를 포함하는 배지에서 배양하는 공정; 및
(vi) 공정 (v)에서 얻어진 세포를 GSK-3β 억제제 및 FGF9를 포함하는 배지에서 배양하여, 중간 중배엽 세포로부터 신장 전구 세포를 유도하는 공정. - 제13항에 있어서,
공정 (v)의 배지는 BMP 억제제를 더 포함하는 것인 방법. - 제13항에 있어서,
상기 신장 전구 세포는 SIX2 양성 세포인 것인 방법. - 제13항에 있어서,
상기 공정 (v)에서 얻어진 세포는 OSR1 양성 세포인 것인 방법. - 제13항에 있어서,
상기 GSK-3β 억제제는 CHIR99021인 것인 방법. - 제13항에 있어서,
상기 공정 (vi)의 배지는 ROCK 억제제를 더 포함하는 것인 방법. - 제13항에 있어서,
상기 배양은 세포 외 기질로 코팅된 배양 용기를 이용하여 수행되는 것인 방법. - 제19항에 있어서,
상기 세포 외 기질은 라미닌 511의 E8 단편인 것인 방법. - 제13항에 있어서,
상기 다능성 줄기세포는 인공 다능성 줄기(iPS) 세포인 것인 방법. - 제21항에 있어서,
상기 iPS 세포는 인간 iPS 세포인 것인 방법. - 제1항 내지 제7항 및 제10항 내지 제22항 중 어느 한 항의 방법으로 제조되는 신장 전구 세포.
- 제1항 내지 제7항 및 제10항 내지 제22항 중 어느 한 항의 방법으로 제조되는 신장 전구 세포를 이용하여 얻어지는 신장 오가노이드.
- 제1항 내지 제7항 및 제10항 내지 제22항 중 어느 한 항의 방법으로 제조되는 신장 전구 세포 또는 이를 이용하여 얻어지는 신장 오가노이드를 포함하는 약학 조성물.
- 제1항 내지 제7항 및 제10항 내지 제22항 중 어느 한 항의 방법으로 제조되는 신장 전구 세포 또는 이를 이용하여 얻어지는 신장 오가노이드를 포함하는 신질환 치료제.
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CN110662832A (zh) | 2020-01-07 |
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BR112019024637A2 (pt) | 2020-06-16 |
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