microRNA genetics 67 MicroRNAs 65 human 63 Humans 59 gene expression regulation 47 metabolism 45 Article 42 unclassified drug 37 controlled study 36 Gene Expression Regulation, Neoplastic 32 male 28 adult 27 gene expression 27 pathology 27 Cell Line, Tumor 25 Male 25 female 25 tumor cell line 25 cell proliferation 24 Female 23 Cell Proliferation 21 down regulation 21 human cell 21 upregulation 21 Middle Aged 20 long untranslated RNA 20 middle aged 20 RNA, Long Noncoding 19 human tissue 18