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 6

(a) Histological examination of fresh HAM (i) and HAAM scaffold (ii). Magnification of the black rectangular area is displayed at the bottom; and 50 μm. (b) SEM observations of the HAAM scaffold. Magnification of the red rectangular area is displayed in (c); and 1 μm.