The cell-infecting unit of wound tumor virus.
D002460:Cell Line / Q000382:microbiology; D005163:Factor Analysis, Statistical; D006863:Hydrogen-Ion Concentration; D007313:Insecta; D008722:Methods; D010935:Plant Diseases; D010942:Plant Viruses / Q000302:isolation & purification / Q000472:pathogenicity*; D014776:Virus Cultivation