Representative flow cytometry histograms. (A): Representative flow cytometry histograms of stromal vascular fraction. (B): Representative flow cytometry histograms of adipose-derived stem cells (ADSCs). (C): Appearance of ADSCs after 3 weeks of induction of adipogenic, osteogenic, and chondrogenic differentiation. Magnification, ×100 in adipogenesis and osteogenesis and ×400 in chondrogenesis. Abbreviations: APC, allophycocyanin; FITC, fluorescein isothiocyanate; PE, phycoerythrin.