Collagen Type I (Collagen Type 1, Alpha-1 Type I Collagen, Collagen alpha-1(I) Chain, Collagen Type I alpha 1, COL1A1, COLIA1, Alpha-2 Type I Collagen, Collagen alpha-2(I) Chain, Collagen Type I alpha 2, COL1A2, Collagen Of Skin Tendon And Bone, Osteogene