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美国科学家最近从转基因烟草中“生产”胰岛素获得成功,他们将这种烟草冷冻干燥后制成粉末,给糖尿病鼠服用,血糖恢复正常,更令人惊喜的是,这些小鼠的胰岛细胞
American scientists recently succeeded in producing “” insulin from genetically engineered tobacco. They freeze-dried the tobacco and made it into powder for diabetic mice to return to normal blood glucose. Even more surprising is that the islet cells of these mice