title: Assaying of organisms for the presence of restriction endonucleases.
mesh_terms: D001419:Bacteria / Q000201:enzymology*; D010582:Bacteriophage lambda; D004262:DNA Restriction Enzymes / Q000032:analysis*; D004279:DNA, Viral; D004587:Electrophoresis, Agar Gel / Q000379:methods; D013045:Species Specificity
chemical_list: D004279:DNA, Viral; D004262:DNA Restriction Enzymes