OD 570nm (M TT assay) 1.20 1.22 1.24 1.26 1.28 1.30 1.32 1.34 1.36 D3 D6 NS * ** NS NS NS ** ** Supplementary Figures A B Ca Serum Free 10% FBS Cb Serum Free 10% FBS CN dex indo IBMX insulin D CN dex/dex+IBMX IBMX/dex+IBMX dex/dex IBMX/IBMX dex+IBMX/dex+IBMX CN dex indo IBMX insulin Light microscopy Oil Red O staining Light microscopy Alizarin staining 15 days 25 days