Immunophenotyping of human adipose-derived stem cells (hASCs). Representative flow cytometry analysis of fourth-passage hASCs. The cells were cultured in complete media human platelet lysate and incubated with monoclonal antibodies (CD34-APC, CD45-RPECy5, HLA II-RPE, CD73-PE, CD90-APC, CD105-PE, HLA I-FITC) or their respective isotype controls.