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a2s2d3 发表于 2005-9-28 10:05:00 | 显示全部楼层 |阅读模式

news in brief

 

China’s human-cloning policy fudges law on cross-species fusions

Tokyo China has outlawed human
reproductive cloning but has not legislated
for or against controversial pioneering
work that fuses human cells with eggs
of other species.
Guidelines issued by the Chinese
Ministry of Science and Technology and
the Ministry of Health ban the crossspecies
fusion of eggs and sperm. But they
make no mention of techniques used by
Huizhen Sheng of Shanghai Second
Medical University to reprogramme
human cells by fusing them with rabbit
eggs emptied of their genetic material
(see Nature 424, 711; 2003).
The legislation, announced last week,
permits the derivation of embryonic-stemcell
lines from surplus embryos left over
from in vitro fertilization and embryos
created by transferring adult cells into
empty eggs — a process known as
therapeutic cloning or somatic-cell nuclear
transplantation. But such embryos cannot
be grown beyond 14 days.
Scientific advisers to the Chinese
government say that the guidelines are
based on the relatively liberal UK legislation.

 

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pl 发表于 2005-9-28 13:03:00 | 显示全部楼层
好啊,早应该制定相关政策,与国际接轨。克隆人很敏感,到底究竟如何,禁止是一方面,私人也有搞的,让我们拭目以待吧。
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