title: New methodology for the isolation of Listeria microorganisms from heavily contaminated environments.
abstract: A new methodology was devised for the isolation of microorganisms of Listeria genus from heavily contaminated materials, by which 88% of tested sheep were identified as carriers. There were 286 strains isolated by our methodology versus 19 by the classical system.
mesh_terms: D000362:Agar; D000818:Animals; D001431:Bacteriological Techniques / Q000662:veterinary; D003470:Culture Media; D005243:Feces / Q000382:microbiology*; D005260:Female; D008087:Listeria / Q000302:isolation & purification*; D008089:Listeria monocytogenes / Q000302:isolation & purification*; D008297:Male; D012756:Sheep / Q000382:microbiology*
chemical_list: D003470:Culture Media; D000362:Agar