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The United Kingdom's Human Fertilisation and Embryology Authority (HFEA) has given permission "in principle" for scientists to create human/animal embryos for the purpose of medical stem-cell research in a September 5 ruling. "This is not a total green light for cytoplasmic hybrid research, but recognition that this area of research can, with caution and careful scrutiny be permitted," the HFEA said.
This HFEA permission entails using animal eggs (in this case bovine eggs) with genetic material removed and DNA from humans implanted in them, and resulting in a human/animal hybrid embryo known as a chimera, considered 99 percent human. The chimeras are grown in the lab for about two weeks until they mature enough to be used as a source of stem cells. The developmental manipulators justify this experimental degradation of human life with excuses and promises of ...