male protein localization 70 nonhuman 66 controlled study 60 article 56 priority journal 54 Animals 50 Male 46 animal tissue 46 animal cell 42 female 38 protein expression 38 immunohistochemistry 30 animal experiment 26 human 24 rat 22 Female 20 mouse 20 protein function 20 Immunohistochemistry 18 animal 18 human cell 18 metabolism 18 messenger RNA 16 physiology 16 Blotting, Western 14 Mice 14 cellular distribution 14 nucleotide sequence 14 unclassified drug 14