[Data on the study of variability of Toxoplasma. 1. Studies of the composition of the population of an old laboratory strain and some spontaneous mutants isolated from it].
D000818:Animals; D051379:Mice; D009154:Mutation; D014122:Toxoplasma / Q000302:isolation & purification / Q000472:pathogenicity*
Materialy k izucheniiu izmenchivosti toksoplazm. 1. Izuchenie sostava populiatsii starogo laboratornogo shtamma i nekotorykh vydelennykh iz nego spontannykh mutantov.