title: [Transfer of pathogenic activity of a virulent strain of Listeria to an avirulent strain].
abstract: The pathogenicity of a virulent strain of Listeria monocytogenes was transfered to an avirulent strain by mixing the filtered culture of the pathogenic strain with an exponentially growing avirulent strain.
mesh_terms: D000818:Animals; D003470:Culture Media; D006461:Hemolysis; D008089:Listeria monocytogenes / Q000254:growth & development / Q000472:pathogenicity*; D051379:Mice; D014774:Virulence
chemical_list: D003470:Culture Media
vernacular_title: Transfert du pouvoir pathogène d'une souche virulente de Listeria á une souche non virulente.