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Different cell types—say, heart, liver, blood, and sperm cells—possess characteristics that help them carry out their unique jobs in the body. In general, those characteristics are hard-wired. Without...
A newly identified stem cell regulator enables lifelong sperm production（图）
干细胞调节器 干细胞更新因子 细胞工程
2023/7/10
Unlike women, who are born with all the eggs they’ll ever have, men can continue to produce sperm throughout their adult lives. To do so, they require a constant renewal of spermatogonial stem cells, ...