An experimental farm in Russia could soon be producing human breast milk substitutes following successful milking trials on mice, scientists report. Thanks to human genes spliced into their genome, the mice are the first genetically modified animals to produce lactoferrin. This human breast milk protein protects babies from viruses and bacteria while the infants' immune systems are still developing. The ultimate aim of the Russian team, and of similar research projects in other countries. (source: news.nationalgeographic.com)
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