- 专利标题: Chemical reprogramming of human glial cells into neurons for brain and spinal cord repair
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申请号: US17397927申请日: 2021-08-09
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公开(公告)号: US11850273B2公开(公告)日: 2023-12-26
- 发明人: Gong Chen , Gang-Yi Wu , Lei Zhang , Jiu-Chao Yin , Hana Yeh , Ning-Xin Ma , Grace Lee
- 申请人: The Penn State Research Foundation
- 申请人地址: US PA University Park
- 专利权人: The Penn State Research Foundation
- 当前专利权人: The Penn State Research Foundation
- 当前专利权人地址: US PA University Park
- 代理机构: Arnold & Porter Kaye Scholer LLP
- 分案原申请号: US16588054 2019.09.30
- 主分类号: A61K38/05
- IPC分类号: A61K38/05 ; A61K31/519 ; A61K31/4439 ; A61K31/506 ; A61K31/00 ; C12N5/0793
摘要:
Provided are methods and compositions from reprogramming human glial cells into human neurons. The reprogramming is achieved using combinations of compounds that can modify signaling via Transforming growth factor beta (TGF-β), Bone morphogenetic protein (BMP), glycogen synthase kinase 3 (GSK-3), and γ-secretase/Notch pathways. The reprogramming is demonstrated using groups of three or four compounds that are chosen from the group thiazovivin, LDN193189, SB431542, TTNPB, CHIR99021, DAPT, VPA, SAG; purmorphamine. Reprogramming is demonstrated using the group of LDN193189/CHIR99021/DAPT, the group of B431542/CHIR99021/DAPT, the group of LDN193189/DAPT/SB431542, the group of LDN193189/CHIR99021/SB431542, a three drug combination of SB431542/CHIR99021/DAPT. Reprogramming using functional analogs of the compounds is also provided, as are pharmaceutical formulations that contain the drug combinations.
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