Figure 6From: Chitosan-based scaffold modified with D-(+) raffinose for cartilage repair: an in vivo studyHistology microphotographs of the defects stained with Masson’s trichrome. Chitosan scaffold treated defects (a,b,c,d) after 2 weeks (a,c,d) and 4 weeks (b). Surgical controls after 4 weeks (e,f).Back to article page