Collagen , a fibrous protein found in co ective ti ue , bone and cartilage , basically holds the body together 胶原蛋白是存在于结缔组织、骨质和软骨中的纤维蛋白质,它的基本作用是将人体各组织结合在一起。
Collagen , a fibrous protein found in connective tissue , bone and cartilage , basically holds the body together 胶原蛋白是存在于结缔组织骨质和软骨中的纤维蛋白质,它的基本作用是将人体各组织结合在一起。
The outer layer of the barbules consists of a two - dimensional crystal framework made of melanin rods connected by keratin ? a fibrous protein ? in a lattice pattern 外层的小羽枝由一个二维的结晶状结构组成,由黑色素杆状细胞构成,与角蛋白相连? ?一种纤维状蛋白质? ?在一种格子式样图案里面。
Collagen , a fibrous protein found in connective tissue , bone and cartilage , basically holds the body together . the loss of collagen is what causes sagging and deep wrinkles in older people 胶原蛋白是存在于结缔组织、骨质和软骨中的纤维蛋白质,它的基本作用是将人体各组织结合在一起。胶原蛋白的丧失是导致老年人皮肤松弛和深度皱纹的原因。