immunofluorescence nonhuman 118 controlled study 114 article 110 priority journal 106 animal cell 80 Animals 74 human 66 Western blotting 60 female 58 unclassified drug 54 human cell 52 male 50 Humans 48 protein expression 44 Male 42 animal experiment 42 mouse 42 Female 40 Article 36 Mice 36 animal tissue 32 protein localization 32 metabolism 28 animal 26 rat 24 genetics 22 cell proliferation 20 embryo 20 immunohistochemistry 20