Animals Male genetics male 241 animal 239 female 160 Female 155 nonhuman 115 article 113 metabolism 95 controlled study 90 physiology 80 Article 74 priority journal 74 animal experiment 71 mouse 64 Mice 62 animal tissue 51 human 46 gene expression regulation 43 Humans 40 adult 40 gene expression 40 Drosophila melanogaster 37 phenotype 37 Argentina 36 animal cell 36 animal model 34 chromosome 32 drug effects 32