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胆碱 被引量:4

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摘要 胆碱(choline)是磷脂酰胆碱(phosphatidyl choline,PC)和神经鞘磷脂的关键组成成分,作为机体可变的甲基(或一碳单位)的来源参与甲基供体的合成与代谢。此外,胆碱还是神经递质乙酰胆碱的前体。1998年,胆碱首次被美国食物与营养委员会(Food and Nutrition Board,FNB)列入人类必需营养素而修订了其推荐量。由于人体可以利用PC碱和神经鞘磷脂合成内源性胆碱,因此胆碱缺乏病很罕见。
作者 朱惠莲
出处 《营养学报》 CAS CSCD 北大核心 2013年第2期121-124,共4页 Acta Nutrimenta Sinica
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