Research Article

FGF-2-Induced Human Amniotic Mesenchymal Stem Cells Seeded on a Human Acellular Amniotic Membrane Scaffold Accelerated Tendon-to-Bone Healing in a Rabbit Extra-Articular Model

Figure 9

Histological evaluation of TBI in all groups at 3 months postoperation: (a) HE staining; (b) TB staining; (c) Safranin O/Fast Green staining; (d) Masson’s trichrome staining. Note: Group 1: control; Group 2: HAAM; Group 3: HAAM+hAMSCs; Group 4: HAAM+FGF-2-induced hAMSCs; B: bone; T: tendon; IF: interface.