Article 45 Humans 45 Middle Aged female human 45 middle aged 45 unclassified drug Female 44 adult 44 controlled study 40 genetics 40 male 40 Male 39 major clinical study 36 gene expression 26 aged 24 pathology 24 gene expression regulation 23 human tissue 21 Aged 20 Biomarkers, Tumor 20 metabolism 20 tumor marker 20 Gene Expression Regulation, Neoplastic 19 blood 18 microRNA 18 MicroRNAs 17 upregulation 16 case control study 15 prognosis 15