日本则相反,他们在 2019 年放开了管制。原本,含有人细胞的动物胚胎不能培养超过 14 天。但随着新规出台,在科学合理且必要的条件下,嵌合体胚胎不仅可以在 14 天后继续培育,而且允许被移植到代孕动物体内,但不能与人的生殖细胞进行任何结合。
%B0%FC%DA%41%B0%C4%E9%54%EB%8A%D7%D3%B0%6C%C5%C6%D1%A5%BA%CF%D7%F7%2D%A1%BE%40%31%33%37%31%30%30%37%39%36%38%38%A1%BF
%B0%FC%DA%41%B0%C4%E9%54%EB%8A%D7%D3%B0%6C%C5%C6%D1%A5%BA%CF%D7%F7%2D%A1%BE%40%31%33%37%31%30%30%37%39%36%38%38%A1%BF
%B0%FC%DA%41%B0%C4%E9%54%EB%8A%D7%D3%B0%6C%C5%C6%D1%A5%BA%CF%D7%F7%2D%A1%BE%40%31%33%37%31%30%30%37%39%36%38%38%A1%BF
%B0%FC%DA%41%B0%C4%E9%54%EB%8A%D7%D3%B0%6C%C5%C6%D1%A5%BA%CF%D7%F7%2D%A1%BE%40%31%33%37%31%30%30%37%39%36%38%38%A1%BF




