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生物通
2月
综述:RAS(Ras相关蛋白)在健康和疾病状态下对细胞分化的影响
RAS信号通路在细胞分化中具有双重作用:促进早期增殖同时抑制终末分化,其功能失衡导致RASopathies和癌症。研究揭示了RAS亚型在胚胎发育(如germ层分化、体轴形成)和成人组织稳态中的特异性调控,以及NF1-GAP和SPRY对信号通路的负调控机制。通过抑制RAS-MAPK通路 ...
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