title: Cytophotometric study on the ribonucleic acid contents of uninfected and poliovirus-infected HEp-2 cells.
mesh_terms: D000818:Animals; D002417:Cattle; D046508:Culture Techniques; D003588:Cytopathogenic Effect, Viral; D003593:Cytoplasm; D010783:Photometry; D017955:Poliovirus; D012367:RNA, Viral
chemical_list: D012367:RNA, Viral