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ｒｓｉｎｉＦ ,ＨｅｉｍＳ ,ＫｉｅｓｓＭｅｔａｌ .ＤｕａｌｆｕｎｃｔｉｏｎｏｆｔｈｅｓｅｌｅｎｏｐｒｏｔｅｉｎＰＨＧＰｘｄｕｒｉｎｇｓｐｅｒｍｍａｔｕｒａｔｉｏｎ .Ｓｃｉｅｎｃｅ ,1999,2 85(5432 ) :1993- 1396几十年前科学家已经发现动物喂养缺乏硒的饮食后 ,所
rsiniF, HeimS, KiessMetal. DualfunctionoftheselenoproteinPHGPxduringspermmaturation .Science, 1999,2 85 (5432): 1993- 1396 Tens of years ago scientists have found that animals fed a diet deficient in selenium