title: Relationship of physical particles of Yaba virus to infectivity as assayed by an improved focus-counting method.
mesh_terms: D000818:Animals; D000956:Antigens, Viral / Q000032:analysis; D002460:Cell Line; D002478:Cells, Cultured; D002642:Chick Embryo; D003168:Complement Fixation Tests; D000882:Haplorhini; D007668:Kidney; D007840:Latex; D008722:Methods; D008854:Microscopy, Electron; D008863:Microspheres; D013053:Spectrophotometry; D014466:Ultraviolet Rays; D014616:Vaccinia virus; D014999:Yaba monkey tumor virus / Q000276:immunology / Q000302:isolation & purification / Q000472:pathogenicity
chemical_list: D000956:Antigens, Viral; D007840:Latex