Article 29 human 23 nonhuman 18 controlled study 15 adult 14 female 14 male 12 gene expression 8 article 7 animal experiment 6 major clinical study 6 bioinformatics 5 unclassified drug 5 Western blotting 4 accuracy 4 body mass 4 down regulation 4 gene ontology 4 human experiment 4 polymerase chain reaction 4 reverse transcription polymerase chain reaction 4 risk factor 4 validation study 4 Classification 3 RNA extraction 3 Review 3 TP Chemical technology 3 aged 3 animal cell 3 body weight 3