Introns priority journal 22 article 20 intron 20 Animals 18 Humans 18 Exons 14 nonhuman 14 Base Sequence 12 RNA Splicing 12 Animalia 10 Male 10 Mice 10 Molecular Sequence Data 10 RNA Precursors 10 alternative RNA splicing 10 genetics 10 human 10 male 10 Alternative Splicing 8 Genes, Reporter 8 Models, Genetic 8 Mutation 8 Rats 8 promoter region 8 reporter gene 8 spliceosome 8 Cell Line 6 Evolution, Molecular 6 Fibronectins 6