Fig. 2From: Evaluation of bone formation and membrane degradation in guided bone regeneration using a 4-hexylresorcinol-incorporated silk fabric membraneHistological images at 8 weeks after the operation. a 4HR-incorporated SFM (bar = 1 mm). b Conventional SFM (bar = 1 mm). c 4HR-incorporated SFM (bar = 50 μm). d Conventional SFM (bar = 50 μm)Back to article page