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近年来,许多作者研究了维生素E与动脉粥样硬化的关系,维生素E作为治疗冠心病的药物也开始试用于临床,维生素E在防治冠心病方面的作用已越来越受到重视。现将有关材料简述如下: 一、维生素E代谢与血浆脂蛋白的关系 1.维生素E的吸收和运输维生素E是一种脂溶性维生素,在小肠被机体吸收。吸收后作为脂蛋白复合物的一部分经淋巴系统输送到血液。小肠中段是吸收维生素E的主要部位,其中、上1/3连接部吸收最多。维生素E的吸收效率很低,约为摄入量的20～40％,非酯化的维生素E很难吸收,故膳食中的维生素E吸收很不完全。饱和
In recent years, many authors have studied the relationship between vitamin E and atherosclerosis. Vitamin E as a medicine for treating coronary heart disease has also started to be used clinically. The role of vitamin E in preventing and treating coronary heart disease has drawn more and more attention. The relevant materials are briefly described as follows: First, the relationship between vitamin E metabolism and plasma lipoprotein 1. Vitamin E absorption and transport Vitamin E is a fat-soluble vitamins, the body is absorbed in the small intestine. After absorption, it is delivered to the bloodstream via the lymphatic system as part of the lipoprotein complex. The middle part of the small intestine is the main part of the absorption of vitamin E, of which, the upper 1/3 connection absorb most. Vitamin E absorption efficiency is very low, about 20 to 40% of intake, non-esterified vitamin E is difficult to absorb, so the diet of vitamin E absorption is not complete. saturation