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Fig. 1 | Biomaterials Research

Fig. 1

From: Induction of chondrogenesis of human placenta-derived mesenchymal stem cells via heparin-grafted human fibroblast derived matrix

Fig. 1

Preparation of hFDM and characterization of heparin-grafted hFDM (hFDM-hep). a hFDM morphology before and after decellularization; b Toluidine blue staining of hFDM and hFDM-hep; c Quantitative measurement of heparin content; d Compositional analysis of hFDM-hep using ATR-FTIR; e Identification of TGF-β1 immobilized on the hFDM and hFDM-hep, respectively via immunofluorescence of TGF-β1 (green). Scale bar is 200 μm

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