title: Factors in fusion of cells by HVJ.
mesh_terms: D000371:Agglutination; D000818:Animals; D002118:Calcium; D002286:Carcinoma, Ehrlich Tumor / Q000276:immunology*; D004140:Dinitrophenols / Q000494:pharmacology; D006863:Hydrogen-Ion Concentration; D008854:Microscopy, Electron; D010222:Parainfluenza Virus 1, Human / Q000032:analysis / Q000276:immunology*; D013696:Temperature; D014776:Virus Cultivation
chemical_list: D004140:Dinitrophenols; D002118:Calcium