RNA Precursors priority journal 42 Humans 38 messenger RNA 38 nonhuman 36 Alternative Splicing 34 Animals 32 human 32 RNA Splicing 30 alternative RNA splicing 28 article 24 RNA precursor 22 RNA splicing 22 RNA, Messenger 22 Transcription, Genetic 22 controlled study 20 spliceosome 20 unclassified drug 20 RNA polymerase II 18 Base Sequence 16 RNA Polymerase II 16 intron 16 RNA processing 14 chromatin structure 14 gene expression 14 genetic transcription 14 Alternative splicing 12 Models, Biological 12 Models, Genetic 12 exon 12