flow cytometry 116 human 81 Article 76 controlled study 67 Humans 64 human cell 49 nonhuman 40 female 38 metabolism 37 apoptosis 33 Flow Cytometry 32 male 30 cell proliferation 28 mouse 28 protein expression 28 Apoptosis 26 animal cell 26 Animals 25 unclassified drug 25 animal 24 animal experiment 24 Female 23 adult 23 animal model 23 gene expression 22 genetics 21 upregulation 20 Western blotting 19 Male 18 cell viability 17