Fig. 3From: Application of an ultrasound semi-quantitative assessment in the degradation of silk fibroin scaffolds in vivoHE staining of two types of silk fibroin scaffolds. HE staining of silk fibroin scaffolds in SF-A group (a, c, e) and SF-B group (b, d, f) at 1, 4, and 12 weeks after implantation. The black arrow points to the junction of material and organization. “S” denotes the scaffold remnantBack to article page