Abstract: The quantity of chelate of Cu may be raised by exchanging the number of PH which is in the liquid of chelate-of fibroin with Cu Element.

• 文章摘要: 以水解丝素粉螯合微量金属元素，通过改变螯合液的PH值可以调节微量金属元素的螯合量，螯合的金属元素改变了丝素肽的分子结构及其蛋白末端羧基的性质。