transcription initiation 120 nonhuman 106 priority journal 104 article 102 Animals 92 controlled study 90 Humans 66 promoter region 62 animal cell 60 human 58 unclassified drug 52 gene expression 50 metabolism 46 mouse 46 transcription regulation 46 Mice 40 animal 40 gene expression regulation 40 protein expression 38 Transcription, Genetic 36 genetics 36 messenger RNA 36 signal transduction 34 Cell Line, Tumor 30 Transcription Factors 30 genetic transcription 30 human cell 30 protein protein interaction 30 genetic transfection 28 protein function 28