Effect of freezing on the infectivity of toxoplasma cysts to cats.
D000818:Animals; D001921:Brain / Q000382:microbiology; D002371:Cat Diseases / Q000209:etiology* / Q000276:immunology / Q000382:microbiology; D002415:Cats; D005243:Feces / Q000382:microbiology; D005260:Female; D005615:Freezing; D006321:Heart / Q000382:microbiology; D007274:Injections, Intraperitoneal; D008297:Male; D051379:Mice; D009132:Muscles / Q000382:microbiology; D011309:Preservation, Biological; D012756:Sheep; D012757:Sheep Diseases / Q000382:microbiology; D014122:Toxoplasma / Q000302:isolation & purification / Q000472:pathogenicity*; D014124:Toxoplasmosis, Animal / Q000209:etiology* / Q000276:immunology / Q000382:microbiology