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锌的抗衰老秘密:维持平衡,守护细胞活力
那么,锌在这个过程中扮演了什么角色呢?研究发现,锌离子能与蛋白质中的氨基酸残基(如半胱氨酸)结合,调节蛋白质的活性与稳定。在高尔基体中,锌通过维持两个关键蛋白——Golgin45和GRASP55之间的相互作用,帮助稳定高尔基体的结构。同时,高尔基体也 ...
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