维生素依赖症(Vitamin dependency)是指必须有大量维生素供给机体才能维持生理机能,否则就会出现一系列相应的维生素缺乏症的一类疾病。一、病因分类1.酶蛋白的结构异常所致的维生素依赖症由于酶本质的变异而导致与辅酶的亲和性降低,一般浓度无反应,必须在大量维 Vitamin dependence refers to the need to have a large supply of vitamins to maintain the body’s physiological function, otherwise there will be a series of corresponding vitamin deficiency diseases. First, the cause classification 1. Enzymes structural abnormalities due to vitamin-dependent mutations due to the nature of the enzyme and coenzyme affinity decreased, the general concentration of non-response, must be a large number of dimensions