messenger RNA nonhuman 224 metabolism 204 article 202 Animals 196 controlled study 190 genetics 190 priority journal 190 RNA, Messenger 176 Humans 140 animal 136 human 136 unclassified drug 136 gene expression 114 gene expression regulation 106 animal cell 100 protein expression 88 Article 84 genetic transcription 82 mouse 80 Mice 74 signal transduction 72 animal tissue 70 animal experiment 66 Transcription, Genetic 64 physiology 64 reverse transcription polymerase chain reaction 62 Signal Transduction 60 alternative RNA splicing 60 human cell 60