Alternative Splicing 2 Alternative splicing 2 Base Sequence 2 Cell Line 2 Coupling 2 DNA Polymerase II 2 DNA Primers 2 Eukaryota 2 Exons 2 Fibronectins 2 Humans 2 Introns 2 Kinetics 2 Models, Biological 2 Mutation 2 Order of intron removal 2 Pol II elongation 2 RNA Precursors 2 RNA Splice Sites 2 Transfection 2 alternative RNA splicing 2 article 2 exon 2 gene cassette 2 human 2 human cell 2 intron 2 mutation 2 priority journal 2 spliceosome