title: Listeriosis of animals: problems and research.
abstract: In a pig farm virulent Listeria were found in 25% of animal tissues and environmental object and 7% in human tonsil samples from patients with tonsillitis. The isolates were characterized by serological and phage-typing. Purified cytoplasm and cell wall fractions and subfractions protected laboratory animals in 40-58%.
authors.affiliation: All-Union Research Institute of Veterinary Virology and Microbiology, Pokrov, USSR.
authors.forename: I A
authors.initials: IA
authors.lastname: Bakulov
mesh_terms: D000818:Animals; D000829:Animals, Domestic / Q000382:microbiology*; D001434:Bacteriophage Typing; D008087:Listeria / Q000145:classification* / Q000302:isolation & purification; D008088:Listeriosis / Q000453:epidemiology / Q000662:veterinary*; D012703:Serotyping; D014586:USSR / Q000453:epidemiology