目前大量研究结果表明,维生素 D 系统的功能比早期的认识更复杂。早期对维生素 D 的作用和作用机制的解释已日益与新发现的事实不符。本文作者根据最近的一些研究结果提出了对维生素 D 系统的新看法:1.细胞粘附蛋白或1,25-(OH)_2D_(?)受体不仅限于骨和小肠这经典的靶组织还存在于其他组织中,例如 At present, a large number of research results show that the function of vitamin D system is more complicated than the earlier understanding. The early explanation of the role and mechanism of vitamin D has increasingly been inconsistent with newly discovered facts. The authors propose new insights into the vitamin D system based on recent findings: 1. Cell adhesion proteins or 1,25- (OH) 2-D receptors are not limited to the bone and small intestine. This classic target tissue also exists In other organizations, for example