genetics male Male 151 animal 130 Animals 125 female 113 Female 104 article 77 nonhuman 69 controlled study 65 metabolism 64 human 56 Article 53 priority journal 51 Humans 50 adult 43 physiology 43 animal experiment 37 mouse 35 Mice 34 Argentina 31 animal tissue 30 gene expression regulation 24 animal cell 22 gene expression 22 genetic variability 22 drug effects 21 genotype 21 pathology 21 protein expression 21