title: A simple filtration device to study the interaction of RNA-polymerase with DNA.
mesh_terms: D001665:Binding Sites; D004247:DNA / Q000378:metabolism*; D004262:DNA Restriction Enzymes; D012321:DNA-Directed RNA Polymerases / Q000378:metabolism*; D008970:Molecular Weight; D011485:Protein Binding; D014462:Ultrafiltration / Q000295:instrumentation / Q000379:methods
chemical_list: D004247:DNA; D012321:DNA-Directed RNA Polymerases; D004262:DNA Restriction Enzymes