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防痢疾的西红柿近期被美国《时代》杂志评为2002年问世的数十项“最酷”发明之一。 防痢疾的西红柿是美国亚利桑那州立大学生物学家查尔斯·阿恩岑历尽5年心血研究出来的。这种防痢疾西红柿含有从大肠杆菌体内提取的一种基因。尽管有些大肠杆菌能够引起人们腹泻不止甚至死亡,但提取的基因却能促使西红柿产生某种蛋白质,从而起到疫苗的作用。 也许有人会问,现在不是有很多现成的疫苗吗?为何非要用
Anti-dysentery tomatoes recently by the United States “Time” magazine as the advent of dozens of “coolest” inventions in 2002. Anti-dysentery tomatoes is the result of a five-year effort by Charles Arnant, a biologist at Arizona State University in the United States. This dysentery tomato contains a gene that has been extracted from E. coli. Although some Escherichia coli can cause more than diarrhea and even death, but the extracted genes can make tomatoes produce some kind of protein, which play a role in the vaccine. Some people may ask, is not there a lot of ready-made vaccine? Why not use