Article 147 human 146 controlled study 138 nonhuman 116 unclassified drug 116 Humans 100 male 81 article 61 metabolism 60 chemistry 59 female 57 Animals 55 Male 54 priority journal 54 Female 46 animal 46 animal experiment 44 Malaysia 42 adult 41 plant extract 41 human cell 40 drug effect 36 antioxidant 35 protein expression 35 II-VI semiconductors 34 animal model 34 rat 34 antioxidant activity 33 in vitro study 33 mouse 32