“Geneticists in Kawasaki, Japan, announced that they had used an engineered virus to insert a jellyfish gene into marmoset embryos, producing monkeys that glow green in ultraviolet light and that can pass on the glow to their offspring. ‘It’s hard to put your finger on what is it about this research that is likely to stimulate ethical debate,’ said a bioethicist in Kentucky, ‘besides the sort of gut feeling that this is not the right thing to do.’”
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