硒是人体必需的微量元素之一 ,参与谷胱甘肽氧化酶、辅酶Ｑ及辅酶Ａ的合成 ,保护心肌 ,促进免疫球蛋白生成。母乳中的硒含量国内外报道较少。作者以荧光分光光度法对 2 7份母乳中的硒含量进行了测定 ,为母乳喂养婴儿的优越性提供了新证据。1 材料与方法母乳来源　向南通市第一 Selenium is one of the trace elements essential to the human body, involved in the synthesis of glutathione oxidase, coenzyme Q and coenzyme A, protect the myocardium and promote the formation of immunoglobulin. Selenium content in breast milk less reported at home and abroad. The authors tested the selenium content of 27 breastfunctures by fluorescence spectrophotometry, providing new evidence of the superiority of breastfeeding infants. 1 Materials and Methods Source of breast milk to Nantong first