chromatin structure 60 human 56 Humans 54 nonhuman 40 priority journal 40 Animals 36 Alternative Splicing 34 Chromatin 34 alternative RNA splicing 34 RNA polymerase II 30 article 28 chromatin 28 messenger RNA 28 exon 24 Histones 22 controlled study 22 genetic transcription 22 Transcription, Genetic 20 histone 20 transcription regulation 20 Alternative splicing 18 DNA methylation 18 animal 18 human cell 18 unclassified drug 18 Models, Biological 16 gene expression 16 RNA Precursors 14 RNA Splicing 14 RNA splicing 14