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. 2018 Nov 1;24(21-22):1616–1630. doi: 10.1089/ten.tea.2017.0471

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Copyright 2018, Mary Ann Liebert, Inc., publishers

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FIG. 3. — Representative micro-CT images of bone formation in the mouse heterotopic model using keratin hydrogels or collagen sponges with (+) rhBMP-2) or without (−) rhBMP-2). (A) Collagen+rhBMP-2. (B) KOS+rhBMP-2. (C) KTN+rhBMP-2. (D) 30:70 KOS:KTN+rhBMP-2. (E) 50:50 KOS:KTN+rhBMP-2. (F) 70:30 KOS:KTN+rhBMP-2. (G) Collagen only. (H) KOS only. (I) KTN only. (J) 30:70 KOS:KTN only. (K) 50:50 KOS:KTN only. (L) 70:30 KOS:KTN only. Keratin formulations are indicated as KOS:KTN ratio by weight percentage. KOS, keratose; KTN, kerateine.