好在,这项研究中,人-猴嵌合体胚胎只培养到第 20 天,避免了更大的伦理问题。论文第一作者、昆明理工大学生物学教授谭韬告诉果壳,他们没有移植胚胎的计划,至于是否要继续培养胚胎,也还需要后续广泛的讨论和伦理论证。
各国规定各不相同
然而,制造“半人半动物”的胚胎,看起来仍是极大的伦理挑战。为了规范这类实验,不少国家制定了相应
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