title: GENOMIC MASKING PRODUCED BY DOUBLE-INFECTION OF HELA CELLS WITH HETEROTYPIC POLIOVIRUSES.
mesh_terms: D023281:Genomics; D019791:Guanidine; D006146:Guanidines; D006367:HeLa Cells; D006801:Humans; D009500:Neutralization Tests; D017955:Poliovirus; D011506:Proteins / Q000378:metabolism*; D012313:RNA; D012367:RNA, Viral; D012106:Research; D046509:Tissue Culture Techniques; D014764:Viral Proteins; D014776:Virus Cultivation
chemical_list: D006146:Guanidines; D011506:Proteins; D012367:RNA, Viral; D014764:Viral Proteins; D012313:RNA; D019791:Guanidine
keywords: EXPERIMENTAL LAB STUDY; GUANIDINES; NEUTRALIZATION TESTS; POLIOVIRUS; PROTEIN METABOLISM; RNA, VIRAL; TISSUE CULTURE; VIRAL PROTEINS; VIRUS CULTIVATION