genetics 281 human 230 Humans 212 metabolism 156 Article 143 controlled study 101 Animals 98 animal 97 Biology, life sciences 83 nonhuman 80 biology 66 female 65 mouse 65 Computational Biology 63 male 63 gene expression 60 Mice 54 gene expression regulation 53 procedures 53 human cell 51 unclassified drug 51 Female 50 Research & information: general 50 pathology 47 adult 46 Male 45 protein expression 43 signal transduction 41 article 38 cell proliferation 35