Fig. 2From: Influence of mechanical and TGF-β3 stimulation on the tenogenic differentiation of tonsil-derived mesenchymal stem cellsmRNA expression of collagen genes (A) COLI, (B) COLIII, and (C) COLI/III measured using qRT-PCR after 1, 3, 7, and 14 days under mechanical strain without or with 10 ng/ml TGF-β3. Data shown are mean fold static condition group ± SEM at each time pointBack to article page