human 77 genetics 76 metabolism 64 Humans 63 nonhuman 60 Biology, life sciences 55 Article 52 Animals 47 Research & information: general 46 controlled study 44 animal 43 mouse 40 male 38 Mice 29 female 29 article 27 animal experiment 23 Male 22 wild type 22 unclassified drug 20 animal model 19 phenotype 17 Female 16 Research and information: general 15 animal cell 15 animal tissue 14 gene expression 14 Escherichia coli 13 Mutation 13 SARS-CoV-2 13