Fig. 3From: Human platelet lysate in mesenchymal stromal cell expansion according to a GMP grade protocol: a cell factory experienceMSC differentiation potential assays. MSC differentiation potential assay after 15 or 21 days of specific induction in both culture conditions. a, b Alcian Blue staining shows hyaluronic acid for chondrocytes, c, d Oil Red O shows intracytoplasmatic vacuoles in adipocytes and e, f Alizarin Red S staining shows presence of calcium matrix in osteoblasts, respectively, in PL-MSCs and FBS-MSCs. n = 12. FBS fetal bovine serum, LP platelet lysateBack to article page