KR20180117628A - 내이 지지 세포의 확장 및 분화 및 그의 사용 방법 - Google Patents
내이 지지 세포의 확장 및 분화 및 그의 사용 방법 Download PDFInfo
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- KR20180117628A KR20180117628A KR1020187024892A KR20187024892A KR20180117628A KR 20180117628 A KR20180117628 A KR 20180117628A KR 1020187024892 A KR1020187024892 A KR 1020187024892A KR 20187024892 A KR20187024892 A KR 20187024892A KR 20180117628 A KR20180117628 A KR 20180117628A
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Abstract
Description
도 1은 증식에 영향을 미치는 약물에 대한 Lgr5+ 세포의 스크리닝에 대한 시각표이다.
도 2는 분화에 영향을 미치는 약물에 대한 Lgr5+ 세포의 스크리닝에 대한 시각표이다.
도 3은 Lgr5-GFP 세포의 증식에 영향을 미치는 약물에 대한 스크린으로부터의 Lgr5-GFP+ 세포의 퍼센트를 도시하는 그래프이다. 화합물에 대한 요점에 대해 표 1을 참조한다 (WJM = CHIR 99021 및 발프로산).
도 4는 Lgr5-GFP 세포의 증식에 영향을 미치는 약물에 대한 스크린으로부터의 Lgr5-GFP+ 세포의 수를 도시하는 그래프이다. 화합물에 대한 요점에 대해 표 1을 참조한다 (WJM = CHIR 99021 및 발프로산).
도 5는 Atoh1-GFP+ 세포의 분화에 영향을 미치는 약물에 대한 스크린으로부터의 Atoh1-GFP+ 세포의 퍼센트를 도시하는 그래프이다. 화합물에 대한 요점에 대해 표 1을 참조한다 (WJM = CHIR 99021 및 발프로산).
도 6은 트랜스제닉 마우스를 생성하는 데 사용하기 위한 플라스미드의 개략도이며, 여기서 mCherry 형광 단백질은 Atoh1 인핸서의 제어 하에 있다.
도 7은 구체적 스크리닝 화합물, 화합물 A (WO 2009/100438 참조), 화합물 B (WO 2009/100438 참조), 화합물 C (WO 2009/100438 참조), 및 BI8622 (문헌 [Peter et al., EMBO Mol Med. 2014 Dec; 6(12): 1525-1541]으로부터의 것)의 구조이다.
Claims (80)
- 내이 지지 세포의 집단을
(a) 레티노이드 수용체 신호전달 활성화제;
(b) 표 A에 제시된 Wnt 신호전달 활성화제;
(c) 표 B에 제시된 골 형태형성 단백질 (BMP) 신호전달 억제제;
(d) 표 C에 제시된 시클린-의존성 키나제 (CDK) 활성화제;
(e) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(f) 표 E에 제시된 Notch 신호전달 활성화제;
(g) 표 F에 제시된 히스톤 데아세틸라제 (HDAC) 억제제;
(h) 표 G에 제시된 단백질 분해 억제제;
(i) 표 H에 제시된 PI3K-Akt 신호전달 억제제; 및
(j) 표 I에 제시된 cAMP 반응 요소 결합 단백질 (CREB) 활성화제
로 이루어진 군으로부터 선택된 1종 이상의 작용제와 접촉시키는 것을 포함하는, 내이 지지 세포의 확장된 집단을 생산하는 방법이며,
여기서 1종 이상의 작용제는 내이 지지 세포의 확장된 집단을 생산하기에 충분한 양으로 존재하는 것인 방법. - 제1항에 있어서, Notch 신호전달 활성화제가 델타-유사 단백질 활성화제, 재기드 단백질 활성화제, Notch 활성화제, 및/또는 γ-세크레타제 활성화제인 방법.
- 제1항에 있어서, 1종 이상의 작용제가
(a) 레티노이드 수용체 신호전달 활성화제;
(b) 표 A에 제시된 Wnt 신호전달 활성화제;
(c) 표 B에 제시된 BMP 신호전달 억제제;
(d) 표 C에 제시된 CDK 활성화제; 및
(e) 표 D에 제시된 E 박스-의존성 전사 활성화제
로 이루어진 군으로부터 선택된 것인 방법. - 제1항 내지 제3항 중 어느 한 항에 있어서, 내이 지지 세포의 확장된 집단이 Lgr5+ 내이 지지 세포의 확장된 집단인 방법.
- 제4항에 있어서, Lgr5+ 내이 지지 세포의 확장된 집단이 Lgr5+ 와우 지지 세포의 확장된 집단인 방법.
- 제4항에 있어서, Lgr5+ 내이 지지 세포의 확장된 집단이 Lgr5+ 전정 지지 세포의 확장된 집단인 방법.
- 내이 지지 세포의 집단을
(a) 레티노이드 수용체 신호전달 활성화제;
(b) 표 A에 제시된 Wnt 신호전달 활성화제;
(c) 표 B에 제시된 BMP 신호전달 억제제;
(d) 표 C에 제시된 CDK 활성화제;
(e) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(f) 표 F에 제시된 HDAC 억제제;
(g) 표 G에 제시된 단백질 분해 억제제;
(h) 표 H에 제시된 PI3K-Akt 신호전달 억제제;
(i) 표 I에 제시된 CREB 활성화제; 및
(j) 표 J에 제시된 Notch 신호전달 억제제
로 이루어진 군으로부터 선택된 1종 이상의 작용제와 접촉시키는 것을 포함하는, 내이 유모 세포의 집단으로의 내이 지지 세포의 집단의 분화를 촉진하는 방법이며,
여기서 1종 이상의 작용제는 내이 유모 세포의 집단으로의 분화를 촉진하기에 충분한 양으로 존재하는 것인 방법. - 제7항에 있어서, 1종 이상의 작용제가
(a) 표 A에 제시된 Wnt 신호전달 활성화제;
(b) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(c) 표 F에 제시된 HDAC 억제제;
(d) 표 G에 제시된 단백질 분해 억제제; 및
(e) 표 J에 제시된 Notch 신호전달 억제제
로 이루어진 군으로부터 선택된 것인 방법. - 제7항 또는 제8항에 있어서, Notch 신호전달 억제제가 델타-유사 단백질 억제제, 재기드 단백질 억제제, Notch 억제제, 및/또는 γ-세크레타제 억제제인 방법.
- 제7항 내지 제9항 중 어느 한 항에 있어서, 내이 유모 세포의 집단이 어토널 호몰로그 1 (Atoh1)+ 내이 유모 세포의 집단인 방법.
- 제10항에 있어서, Atoh1+ 내이 유모 세포의 집단이 Atoh1+ 와우 유모 세포의 집단인 방법.
- 제10항에 있어서, Atoh1+ 내이 유모 세포의 집단이 Atoh1+ 전정 유모 세포의 집단인 방법.
- 제1항 내지 제7항 및 제9항 내지 제12항 중 어느 한 항에 있어서, 레티노이드 수용체 신호전달 활성화제가 표 K에 제시된 레티노산 수용체 (RAR) 효능제 또는 표 K에 제시된 레티노산 X 수용체 (RXR) 효능제인 방법.
- 제13항에 있어서, RAR 효능제가 RARα 효능제, RARβ 효능제, 및/또는 RARγ 효능제인 방법.
- 제13항에 있어서, RXR 효능제가 RXRα 효능제, RXRβ 효능제, 및/또는 RXRγ 효능제인 방법.
- 제1항 내지 제15항 중 어느 한 항에 있어서, Wnt 신호전달 활성화제가 글리코겐 신타제 키나제-3β (GSK-3β) 억제제, Wnt 활성화제, 프리즐드 수용체 활성화제, 지단백질 수용체-관련 단백질 5/6 (LRP5/6) 활성화제, 디쉐블드 (Dvl) 활성화제, 액신 억제제, 딕코프 (Dkk) 억제제, 분비된 프리즐드-관련 단백질 (sFRP) 억제제, 그루초 억제제, 및/또는 Wnt 억제 단백질 (WIF) 억제제인 방법.
- 제1항 내지 제7항 및 제9항 내지 제16항 중 어느 한 항에 있어서, BMP 신호전달 억제제가 노긴 활성화제, 코르딘 활성화제, BMP 수용체 억제제, SMAD1/5/8 억제제, SMAD2/3 억제제, 및/또는 SMAD4 억제제인 방법.
- 제1항 내지 제7항 및 제9항 내지 제17항 중 어느 한 항에 있어서, CDK 활성화제가 p27Kip1 억제제 및/또는 망막모세포종 단백질 (Rb) 억제제인 방법.
- 제1항 내지 제18항 중 어느 한 항에 있어서, E 박스-의존성 전사 활성화제가 Atoh1 활성화제인 방법.
- 제1항, 제2항, 및 제4항 내지 제19항 중 어느 한 항에 있어서, HDAC 억제제가 HDAC 부류 I 억제제, HDAC 부류 II 억제제, HDAC 부류 III 억제제, 및/또는 범-HDAC 억제제인 방법.
- 제20항에 있어서, HDAC 부류 III 억제제가 SIRT1 억제제 및/또는 SIRT2 억제제인 방법.
- 제1항, 제2항, 및 제4항 내지 제21항 중 어느 한 항에 있어서, 단백질 분해 억제제가 프로테아솜 억제제 또는 유비퀴틴 리가제 억제제인 방법.
- 제1항, 제2항, 제4항 내지 제7항, 및 제9항 내지 제22항 중 어느 한 항에 있어서, PI3K-Akt 신호전달 억제제가 Akt 억제제, PI3K 억제제, PKC 억제제, 및/또는 PDK1 억제제인 방법.
- 제1항 내지 제23항 중 어느 한 항에 있어서, 내이 지지 세포의 집단이 Lgr5+ 내이 지지 세포의 집단인 방법.
- 제24항에 있어서, Lgr5+ 내이 지지 세포의 집단이 Lgr5+ 와우 지지 세포의 집단인 방법.
- 제24항에 있어서, Lgr5+ 내이 지지 세포의 집단이 Lgr5+ 전정 지지 세포의 집단인 방법.
- Lgr5, Sox2, p27, Prox1, FGFR3, Glast, 및 Lfng로 이루어진 군으로부터 선택된 내이 지지 세포 마커의 조절 요소의 제어 하에 제1 리포터 유전자를 포함하는 제1 재조합 핵산 분자, 및 Atoh1, Myo7a, Cdh23, Pcdh15, Myo6, Myo1c, Tmc1, 및 Cav1.3으로 이루어진 군으로부터 선택된 내이 유모 세포 마커의 조절 요소의 제어 하에 제2 리포터 유전자를 포함하는 제2 재조합 핵산 분자를 포함하는 인간 세포이며, 여기서 제1 리포터 유전자는 제2 리포터 유전자와 상이한 것인 세포.
- 제27항에 있어서, 내이 지지 세포 마커가 Lgr5인 세포.
- 제27항에 있어서, 내이 유모 세포 마커가 Atoh1인 세포.
- 제28항 또는 제29항에 있어서, 내이 지지 세포 마커가 Lgr5이고 내이 유모 세포 마커가 Atoh1인 세포.
- 제28항 내지 제30항 중 어느 한 항에 있어서, 내이 지지 세포 마커의 조절 요소가 Lgr5 프로모터인 세포.
- 제28항 내지 제30항 중 어느 한 항에 있어서, 내이 유모 세포 마커의 조절 요소가 Atoh1 인핸서인 세포.
- 제32항에 있어서, Atoh1 인핸서가 SV40 프로모터 또는 글로빈 프로모터에 작동가능하게 연결된 것인 세포.
- 제27항 내지 제33항 중 어느 한 항에 있어서, 제1 리포터 유전자가 제1 형광 단백질을 코딩하고 제2 리포터 유전자가 제2 형광 단백질을 코딩하며, 여기서 제1 형광 단백질은 제2 형광 단백질과 상이한 것인 세포.
- 적어도 Lgr5, Sox2, p27, Prox1, FGFR3, Glast, 및 Lfng로 이루어진 군으로부터 선택된 내이 지지 세포 마커의 조절 요소의 제어 하에 제1 리포터 유전자를 포함하는 제1 재조합 핵산 분자, 및 Atoh1, Myo7a, Cdh23, Pcdh15, Myo6, Myo1c, Tmc1, 및 Cav1.3으로 이루어진 군으로부터 선택된 내이 유모 세포 마커의 조절 요소의 제어 하에 제2 리포터 유전자를 포함하는 제2 재조합 핵산 분자를 포함하는, 마우스의 게놈 내로 안정하게 통합된 2종 이상의 재조합 핵산 분자를 갖는 트랜스제닉 마우스이며, 여기서 제1 리포터 유전자는 제2 리포터 유전자와 상이한 것인 트랜스제닉 마우스.
- 제35항에 있어서, 내이 지지 세포 마커가 Lgr5인 트랜스제닉 마우스.
- 제35항에 있어서, 내이 유모 세포 마커가 Atoh1인 트랜스제닉 마우스.
- 제36항 또는 제37항에 있어서, 내이 지지 세포 마커가 Lgr5이고 내이 유모 세포 마커가 Atoh1인 트랜스제닉 마우스.
- 제36항 내지 제38항 중 어느 한 항에 있어서, 내이 지지 세포 마커의 조절 요소가 Lgr5 프로모터인 트랜스제닉 마우스.
- 제36항 내지 제38항 중 어느 한 항에 있어서, 내이 유모 세포 마커의 조절 요소가 Atoh1 인핸서인 트랜스제닉 마우스.
- 제40항에 있어서, Atoh1 인핸서가 SV40 프로모터 또는 글로빈 프로모터에 작동가능하게 연결된 것인 트랜스제닉 마우스.
- 제35항 내지 제41항 중 어느 한 항에 있어서, 제1 리포터 유전자가 제1 형광 단백질을 코딩하고 제2 리포터 유전자가 제2 형광 단백질을 코딩하며, 여기서 제1 형광 단백질은 제2 형광 단백질과 상이한 것인 트랜스제닉 마우스.
- 제1 재조합 핵산 분자 및 제2 재조합 핵산 분자를 포함하는, 제35항 내지 제42항 중 어느 한 항의 트랜스제닉 마우스로부터 단리된 세포.
- 제43항에 있어서, 트랜스제닉 마우스의 내이로부터 단리된 세포.
- 와우 또는 전정 유모 세포의 상실과 연관된 청각 상실 또는 균형 상실의 치료를 위한 후보 작용제를 확인하는 방법이며,
(a) 제35항 내지 제42항 중 어느 한 항의 마우스로부터 내이 지지 세포의 집단을 단리시키고;
(b) 내이 지지 세포의 집단을 내이 지지 세포의 확장된 집단을 생산하기에 충분한 조건 하에 유지하고;
(c) 내이 지지 세포의 확장된 집단에게 시험 화합물을 투여하고;
(d) 시험 화합물의 존재 하의 내이 지지 세포의 확장된 집단에서 제1 리포터 유전자 및 제2 리포터 유전자의 발현 수준을 검출하고;
(e) 시험 화합물의 부재 하의 제1 리포터 유전자의 발현 수준과 비교하여 제1 리포터 유전자의 발현 수준을 증가시키고/거나, 시험 화합물의 부재 하의 제2 리포터 유전자의 발현 수준과 비교하여 제2 리포터 유전자의 발현 수준을 증가시키는 시험 화합물을 청각 상실 또는 균형 상실의 치료를 위한 후보 작용제로서 선택하는 것
을 포함하는 방법. - 제45항에 있어서, 내이 지지 세포의 확장된 집단을 생산하기에 충분한 조건이 1종 이상의 성장 인자, 바람직하게는 표피 성장 인자 (EGF), 염기성 섬유모세포 성장 인자 (bFGF), 및/또는 인슐린-유사 성장 인자 (IGF1)의 존재 하의 배지, 바람직하게는 DMEM 및 F12 배지의 혼합물, 바람직하게는 1:1 혼합물을 포함하는 것인 방법.
- 제45항 또는 제46항에 있어서, 내이 지지 세포의 확장된 집단을 생산하기에 충분한 조건이
(a) 레티노이드 수용체 신호전달 활성화제;
(b) 표 A에 제시된 Wnt 신호전달 활성화제;
(c) 표 B에 제시된 BMP 신호전달 억제제;
(d) 표 C에 제시된 CDK 활성화제;
(e) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(f) 표 E에 제시된 Notch 신호전달 활성화제 또는 표 J에 제시된 Notch 신호전달 억제제;
(g) 표 F에 제시된 HDAC 억제제;
(h) 표 G에 제시된 단백질 분해 억제제;
(i) 표 H에 제시된 PI3K-Akt 신호전달 억제제; 및
(j) 표 I에 제시된 CREB 활성화제
로 이루어진 군으로부터 선택된 1종 이상의 작용제를 추가로 포함하는 것인 방법. - 제47항에 있어서, 레티노이드 수용체 신호전달 활성화제가 표 K에 제시된 RAR 효능제 또는 표 K에 제시된 RXR 효능제인 방법.
- 제47항 또는 제48항에 있어서, 내이 지지 세포의 확장된 집단을 생산하기에 충분한 조건이 표 1에 제시된 1종 이상의 작용제를 포함하는 것인 방법.
- 제45항 내지 제49항 중 어느 한 항에 있어서, 내이 지지 세포의 확장된 집단을 생산하기에 충분한 조건이 N2, B27, EGF, bFGF, IGF1, CHIR99021, 및 VPA로 보충된 배지, 바람직하게는 DMEM 및 F12의 1:1 혼합물을 포함하는 것인 방법.
- 제45항 내지 제50항 중 어느 한 항에 있어서, 후보 작용제가 소분자, 화합물, 핵산, 펩티드, 폴리펩티드, 성장 인자, 및 후성적 조절제로 이루어진 군으로부터 선택된 것인 방법.
- 제45항 내지 제51항 중 어느 한 항에 있어서, 내이 지지 세포의 집단이 먼저 코르티 기관을 절제하고, 감각 상피를 단리시키고, 단세포 현탁액을 생성하는 것을 포함하는 방법에 의해 마우스의 와우로부터 단리된 것인 방법.
- 제45항 내지 제52항 중 어느 한 항에 있어서, 내이 지지 세포의 집단이 Lgr5+ 내이 지지 세포의 집단인 방법.
- 제45항 내지 제53항 중 어느 한 항에 있어서, 제1 리포터 유전자가 제1 형광 단백질을 코딩하고 제2 리포터 유전자가 제2 형광 단백질을 코딩하며, 여기서 제1 형광 단백질은 제2 형광 단백질과 상이한 것인 방법.
- 제45항 내지 제54항 중 어느 한 항에 있어서, 제1 리포터 유전자 및 제2 리포터 유전자의 발현 수준이 단백질 발현 수준인 방법.
- 와우 또는 전정 유모 세포의 상실과 연관된 청각 상실 또는 균형 상실의 치료를 위한 후보 작용제를 확인하는 방법이며,
(a) Lgr5, Sox2, p27, Prox1, FGFR3, Glast, 및 Lfng로 이루어진 군으로부터 선택된 내이 지지 세포 마커의 조절 요소의 제어 하에 리포터 유전자를 포함하는 안정하게 통합된 재조합 핵산 분자를 갖는 내이 지지 세포의 집단을 제공하고;
(b) 내이 지지 세포의 집단을 내이 지지 세포의 확장된 집단을 생산하기에 충분한 조건 하에 유지하며, 여기서 조건은
(i) 레티노이드 수용체 신호전달 활성화제,
(ii) 표 A에 제시된 Wnt 신호전달 활성화제,
(iii) 표 B에 제시된 BMP 신호전달 억제제,
(iv) 표 C에 제시된 CDK 활성화제,
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제,
(vi) 표 E에 제시된 Notch 신호전달 활성화제,
(vii) 표 F에 제시된 HDAC 억제제,
(viii) 표 G에 제시된 단백질 분해 억제제,
(ix) 표 H에 제시된 PI3K-Akt 신호전달 억제제, 및
(x) 표 I에 제시된 CREB 활성화제
로 이루어진 군으로부터 선택된 1종 이상의 작용제를 포함하고;
(c) 내이 지지 세포의 확장된 집단에게 시험 화합물을 투여하고;
(d) 시험 화합물의 존재 하의 내이 지지 세포의 확장된 집단에서 리포터 유전자의 발현 수준을 검출하고;
(e) 시험 화합물의 부재 하의 리포터 유전자의 발현 수준과 비교하여 리포터 유전자의 발현 수준을 증가시키는 시험 화합물을 청각 상실 또는 균형 상실의 치료를 위한 후보 작용제로서 선택하는 것
을 포함하는 방법. - 와우 또는 전정 유모 세포의 상실과 연관된 청각 상실 또는 균형 상실의 치료를 위한 후보 작용제를 확인하는 방법이며,
(a) Atoh1, Myo7a, Cdh23, Pcdh15, Myo6, Myo1c, Tmc1, 및 Cav1.3으로 이루어진 군으로부터 선택된 내이 유모 세포 마커의 조절 요소의 제어 하에 리포터 유전자를 포함하는 안정하게 통합된 재조합 핵산 분자를 갖는 내이 지지 세포의 집단을 제공하고;
(b) 내이 지지 세포의 집단을 내이 지지 세포의 확장된 집단을 생산하기에 충분한 조건 하에 유지하며, 여기서 조건은
(i) 레티노이드 수용체 신호전달 활성화제,
(ii) 표 A에 제시된 Wnt 신호전달 활성화제,
(iii) 표 B에 제시된 BMP 신호전달 억제제,
(iv) 표 C에 제시된 CDK 활성화제,
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제,
(vi) 표 E에 제시된 Notch 신호전달 활성화제,
(vii) 표 F에 제시된 HDAC 억제제,
(viii) 표 G에 제시된 단백질 분해 억제제,
(ix) 표 H에 제시된 PI3K-Akt 신호전달 억제제, 및
(x) 표 I에 제시된 CREB 활성화제
로 이루어진 군으로부터 선택된 1종 이상의 작용제를 포함하고;
(c) 내이 지지 세포의 확장된 집단에게 시험 화합물을 투여하고;
(d) 시험 화합물의 존재 하의 내이 세포의 확장된 집단에서 리포터 유전자의 발현 수준을 검출하고;
(e) 시험 화합물의 부재 하의 리포터 유전자의 발현 수준과 비교하여 리포터 유전자의 발현 수준을 증가시키는 시험 화합물을 청각 상실 또는 균형 상실의 치료를 위한 후보 작용제로서 선택하는 것
을 포함하는 방법. - 제56항 또는 제57항에 있어서, 레티노이드 수용체 신호전달 활성화제가 표 K에 제시된 RAR 효능제 또는 표 K에 제시된 RXR 효능제인 방법.
- 제56항 내지 제58항 중 어느 한 항에 있어서, 내이 지지 세포의 확장된 집단을 생산하기에 충분한 조건이
(a) 레티노이드 수용체 신호전달 활성화제;
(b) 표 A에 제시된 Wnt 신호전달 활성화제;
(c) 표 B에 제시된 BMP 신호전달 억제제;
(d) 표 C에 제시된 CDK 활성화제; 및
(e) 표 D에 제시된 E 박스-의존성 전사 활성화제
로 이루어진 군으로부터 선택된 1종 이상의 작용제를 포함하는 것인 방법. - 제56항 내지 제59항 중 어느 한 항에 있어서, 내이 지지 세포의 확장된 집단이 Lgr5+ 내이 지지 세포의 확장된 집단인 방법.
- 제60항에 있어서, Lgr5+ 내이 지지 세포의 확장된 집단이 Lgr5+ 와우 지지 세포의 확장된 집단인 방법.
- 제60항에 있어서, Lgr5+ 내이 지지 세포의 확장된 집단이 Lgr5+ 전정 지지 세포의 확장된 집단인 방법.
- 제56항 내지 제62항 중 어느 한 항에 있어서, 내이 지지 세포의 집단이 인간으로부터 단리된 것인 방법.
- 제56항 내지 제62항 중 어느 한 항에 있어서, 내이 지지 세포의 집단이 마우스로부터 단리된 것인 방법.
- 제56항 내지 제64항 중 어느 한 항에 있어서, 리포터 유전자가 형광 단백질을 코딩하는 것인 방법.
- 청각 상실 또는 균형 상실을 갖는 대상체를 치료하는 방법이며, 그를 필요로 하는 대상체에게 하기 중 하나 또는 둘 다를 투여하는 것을 포함하는 방법:
(a) (i) 레티노이드 수용체 신호전달 활성화제;
(ii) 표 A에 제시된 Wnt 신호전달 활성화제;
(iii) 표 B에 제시된 BMP 신호전달 억제제;
(iv) 표 C에 제시된 CDK 활성화제;
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(vi) 표 E에 제시된 Notch 신호전달 활성화제;
(vii) 표 F에 제시된 HDAC 억제제;
(viii) 표 G에 제시된 단백질 분해 억제제; 및
(ix) 표 H에 제시된 PI3K-Akt 신호전달 억제제
로 이루어진 군으로부터 선택된, 내이 지지 세포의 증식을 촉진하는 치료 유효량의 1종 이상의 작용제; 및/또는
(b) (i) 레티노이드 수용체 신호전달 활성화제;
(ii) 표 A에 제시된 Wnt 신호전달 활성화제;
(iii) 표 B에 제시된 BMP 신호전달 억제제;
(iv) 표 C에 제시된 CDK 활성화제;
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(vi) 표 F에 제시된 HDAC 억제제;
(vii) 표 G에 제시된 단백질 분해 억제제;
(viii) 표 H에 제시된 PI3K-Akt 신호전달 억제제; 및
(ix) 표 J에 제시된 Notch 신호전달 억제제
로 이루어진 군으로부터 선택된, 내이 유모 세포로의 내이 지지 세포의 분화를 촉진하는 치료 유효량의 1종 이상의 작용제. - 제66항에 있어서, 그를 필요로 하는 대상체에게 하기 중 하나 또는 둘 다를 투여하는 것을 포함하는 방법:
(a) (i) 레티노이드 수용체 신호전달 활성화제;
(ii) 표 A에 제시된 Wnt 신호전달 활성화제;
(iii) 표 B에 제시된 BMP 신호전달 억제제;
(iv) 표 C에 제시된 CDK 활성화제; 및
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제
로 이루어진 군으로부터 선택된, 내이 지지 세포의 증식을 촉진하는 치료 유효량의 1종 이상의 작용제; 및/또는
(b) (i) 표 A에 제시된 Wnt 신호전달 활성화제;
(ii) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(iii) 표 F에 제시된 HDAC 억제제;
(iv) 표 G에 제시된 단백질 분해 억제제; 및
(v) 표 J에 제시된 Notch 신호전달 억제제
로 이루어진 군으로부터 선택된, 내이 유모 세포로의 내이 지지 세포의 분화를 촉진하는 치료 유효량의 1종 이상의 작용제. - 제66항 또는 제67항에 있어서, 1종 이상의 작용제가 전신으로 또는 대상체의 귀에, 바람직하게는 대상체의 중이에 경고실로 투여되는 것인 방법.
- 제66항 내지 제68항 중 어느 한 항에 있어서, 내이 지지 세포의 증식을 촉진하는 1종 이상의 작용제가 내이 유모 세포로의 내이 지지 세포의 분화를 촉진하는 1종 이상의 작용제 전에 투여되는 것인 방법.
- 청각 상실 또는 균형 상실을 갖는 대상체를 치료하는 방법이며,
(a) 1개 이상의 내이 지지 세포를, 임의로 시험관내에서,
(i) 레티노이드 수용체 신호전달 활성화제;
(ii) 표 A에 제시된 Wnt 신호전달 활성화제;
(iii) 표 B에 제시된 BMP 신호전달 억제제;
(iv) 표 C에 제시된 CDK 활성화제;
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(vi) 표 E에 제시된 Notch 신호전달 활성화제;
(vii) 표 F에 제시된 HDAC 억제제;
(viii) 표 G에 제시된 단백질 분해 억제제;
(ix) 표 H에 제시된 PI3K-Akt 신호전달 억제제; 및
(x) 표 I에 제시된 CREB 활성화제
로 이루어진 군으로부터 선택된, 내이 지지 세포의 증식을 촉진하는 1종 이상의 작용제와 접촉시키고;
(b) 내이 지지 세포의 확장된 집단을
(i) 레티노이드 수용체 신호전달 활성화제;
(ii) 표 A에 제시된 Wnt 신호전달 활성화제;
(iii) 표 B에 제시된 BMP 신호전달 억제제;
(iv) 표 C에 제시된 CDK 활성화제;
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(vi) 표 F에 제시된 HDAC 억제제;
(vii) 표 G에 제시된 단백질 분해 억제제;
(viii) 표 H에 제시된 PI3K-Akt 신호전달 억제제;
(ix) 표 I에 제시된 CREB 활성화제; 및
(x) 표 J에 제시된 Notch 신호전달 억제제
로 이루어진 군으로부터 선택된, 내이 유모 세포로의 내이 지지 세포의 분화를 촉진하는 1종 이상의 작용제와 임의로 접촉시키고;
(c) 대상체의 귀에 (임의로 내이에) 내이 유모 세포를 투여하는 것
을 포함하는 방법. - 청각 상실 또는 균형 상실을 갖는 대상체를 치료하는 방법이며,
(a) 1개 이상의 내이 지지 세포를, 임의로 시험관내에서,
(i) 레티노이드 수용체 신호전달 활성화제;
(ii) 표 A에 제시된 Wnt 신호전달 활성화제;
(iii) 표 B에 제시된 BMP 신호전달 억제제;
(iv) 표 C에 제시된 CDK 활성화제;
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(vi) 표 E에 제시된 Notch 신호전달 활성화제;
(vii) 표 F에 제시된 HDAC 억제제;
(viii) 표 G에 제시된 단백질 분해 억제제;
(ix) 표 H에 제시된 PI3K-Akt 신호전달 억제제; 및
(x) 표 I에 제시된 CREB 활성화제
로 이루어진 군으로부터 선택된, 내이 지지 세포의 증식을 촉진하는 1종 이상의 작용제와 접촉시키고;
(b) (i) 레티노이드 수용체 신호전달 활성화제;
(ii) 표 A에 제시된 Wnt 신호전달 활성화제;
(iii) 표 B에 제시된 BMP 신호전달 억제제;
(iv) 표 C에 제시된 CDK 활성화제;
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(vi) 표 F에 제시된 HDAC 억제제;
(vii) 표 G에 제시된 단백질 분해 억제제;
(viii) 표 H에 제시된 PI3K-Akt 신호전달 억제제;
(ix) 표 I에 제시된 CREB 활성화제; 및
(x) 표 J에 제시된 Notch 신호전달 억제제
로 이루어진 군으로부터 선택된, 내이 유모 세포로의 내이 지지 세포의 분화를 촉진하는 1종 이상의 작용제의 투여와 조합하여, 바람직하게는 그와 동시에 또는 그 전에 대상체의 귀 (바람직하게는 내이)에 내이 지지 세포의 확장된 집단을 투여하는 것
을 포함하는 방법. - 제66항 내지 제71항 중 어느 한 항에 있어서,
(a) 내이 지지 세포의 증식을 촉진하는 1종 이상의 작용제가
(i) 레티노이드 수용체 신호전달 활성화제;
(ii) 표 A에 제시된 Wnt 신호전달 활성화제;
(iii) 표 B에 제시된 BMP 신호전달 억제제;
(iv) 표 C에 제시된 CDK 활성화제; 및
(v) 표 D에 제시된 E 박스-의존성 전사 활성화제
로 이루어진 군으로부터 선택되고;
(b) 내이 유모 세포로의 내이 지지 세포의 분화를 촉진하는 1종 이상의 작용제가
(i) 표 A에 제시된 Wnt 신호전달 활성화제;
(ii) 표 D에 제시된 E 박스-의존성 전사 활성화제;
(iii) 표 F에 제시된 HDAC 억제제;
(iv) 표 G에 제시된 단백질 분해 억제제; 및
(v) 표 J에 제시된 Notch 신호전달 억제제
로 이루어진 군으로부터 선택된 것인 방법. - 제66항 내지 제72항 중 어느 한 항에 있어서, 레티노이드 수용체 신호전달 활성화제가 표 K에 제시된 RAR 효능제 또는 표 K에 제시된 RXR 효능제인 방법.
- 제66항 내지 제73항 중 어느 한 항에 있어서, 내이 지지 세포가 Lgr5+ 내이 지지 세포인 방법.
- 제66항 내지 제74항 중 어느 한 항에 있어서, 내이 유모 세포가 Atoh1+ 내이 유모 세포인 방법.
- 제66항 내지 제75항 중 어느 한 항에 있어서, 대상체가 균형 상실을 갖는 것인 방법.
- 제66항 내지 제75항 중 어느 한 항에 있어서, 대상체가 청각 상실을 갖는 것인 방법.
- 제77항에 있어서, 청각 상실이 감각신경성 청각 상실인 방법.
- 제77항 또는 제78항에 있어서, 청각 상실이 유전적 또는 선천성 결함, 외상, 노화, 또는 화학물질-유발 이독성의 결과인 방법.
- 제66항 내지 제79항 중 어느 한 항에 있어서, 대상체가 인간인 방법.
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CA2669693C (en) | 2006-11-15 | 2018-06-12 | Massachusetts Eye & Ear Infirmary | Generation of inner ear cells |
AU2013312358B2 (en) | 2012-09-07 | 2018-08-09 | Massachusetts Eye & Ear Infirmary | Treating hearing loss |
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KR20200114355A (ko) | 2019-03-28 | 2020-10-07 | 단국대학교 천안캠퍼스 산학협력단 | 청각세포와의 공배양을 이용한 배아줄기세포의 내이 세포로의 분화 방법 |
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