title: Enchancement of the infectivity of simian virus 40 deoxyribonucleic acid with diethylaminoethyl-dextran.
mesh_terms: D000818:Animals; D002471:Cell Transformation, Neoplastic / Q000187:drug effects; D046508:Culture Techniques; D003588:Cytopathogenic Effect, Viral; D004279:DNA, Viral / Q000032:analysis; D003911:Dextrans; D000882:Haplorhini; D007475:Ion Exchange Resins; D007668:Kidney / Q000166:cytology; D013539:Simian virus 40 / Q000472:pathogenicity*
chemical_list: D004279:DNA, Viral; D003911:Dextrans; D007475:Ion Exchange Resins