IC50 Article 78 controlled study 64 unclassified drug 58 nonhuman 49 human 44 chemistry 36 plant extract 29 Humans 28 human cell 27 molecular docking 27 in vitro study 25 metabolism 25 Animals 23 animal 23 enzyme inhibition 20 drug effect 19 plant leaf 17 proton nuclear magnetic resonance 16 antioxidant activity 15 drug structure 15 mouse 15 MTT assay 14 animal cell 14 animal experiment 14 antineoplastic activity 14 antioxidant 14 apoptosis 14 cell viability 14 drug screening 14