Humans Male controlled study human 460 male 434 Female 371 article 371 female 358 priority journal 328 adult 311 Adult 249 Middle Aged 194 nonhuman 147 Animals 146 human cell 138 major clinical study 119 Article 115 clinical article 112 Aged 109 aged 109 animal experiment 97 protein expression 86 Argentina 81 Young Adult 79 Adolescent 73 Mice 73 animal cell 72 mouse 71 middle aged 68 unclassified drug 64