genetics male Male 320 animal 272 Animals 262 female 242 Female 222 article 170 nonhuman 144 controlled study 138 metabolism 132 human 118 Article 106 Humans 104 priority journal 102 adult 92 physiology 92 animal experiment 76 mouse 72 Mice 70 Argentina 64 animal tissue 62 gene expression regulation 54 genetic variability 50 Adult 46 pathology 46 animal cell 44 gene expression 44 genotype 44 protein expression 44