The imino acid contents ( proline and hydroxyproline ) of collagen were less than that of porcine skin , and the denaturation temperature of the collagen was about 20 ℃ by differential scanning calorimeter .
草鱼皮胶原氨基酸组成中，亚氨基酸（脯氨酸和羟脯氨酸）含量低于猪皮胶原中亚氨基酸含量；差式扫描量热计测定草鱼皮胶原变性温度约为20℃；
Imino acid