Analysis of splicing complexes and small nuclear ribonucleoprotein particles by native gel electrophoresis.

Blotting, Northern Cell Nucleus/drug effects,metabolism Electrophoresis, Polyacrylamide Gel/methods Exons HeLa Cells/metabolism Heparin/pharmacology Humans Indicators and Reagents Kinetics Nucleic Acid Hybridization Plasmids RNA Splicing Ribonucleoproteins/analysis,isolation & purification,metabolism Ribonucleoproteins, Small Nuclear

Indicators and Reagents Ribonucleoproteins Ribonucleoproteins, Small Nuclear Heparin