cytotoxicity human 49 Article 43 controlled study 41 human cell 36 unclassified drug 35 nonhuman 30 Humans 26 in vitro study 23 chemistry 19 antineoplastic activity 18 apoptosis 18 plant extract 18 antineoplastic agent 16 cell viability 16 mouse 16 Cell Line, Tumor 13 IC50 13 Animals 12 antibacterial activity 12 article 12 female 12 flow cytometry 12 priority journal 12 Cytotoxicity 11 animal 11 antioxidant activity 11 cell proliferation 11 medicinal plant 11 metabolism 11