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硒是一种必需的微量元素。自从Schwarz等证明硒是一种抗致坏死因子以来,陆续发现多种动物的多个系统的病征对补硒有良好的反应,其中包括牛、羊、蹊鼠及貂类等动物的心肌坏死。 克山病是一种以心肌坏死为特征的地方病。调查发现所有病区都处于硒贫乏状态,给
Selenium is an essential trace element. Since Schwarz et al. Have demonstrated that selenium is an anti-necrotic factor, many systems of multiple animals have been found to respond favorably to selenium supplementation, including myocardial necrosis in animals such as cattle, sheep, walruses and minks. Keshan disease is a endemic disease characterized by myocardial necrosis. The survey found that all wards were in a state of selenium deficiency