The Italian experience in the control of rabies. III. Laboratory studies on SADB19 Tü vaccine used in the fox vaccination campaign

: Results of laboratory investigations on the SADB19 Tu vaccine used for oral vaccination of fox show: 1) the need to check the vaccine efficacy before its application in the field; 2) the importance of monoclonal antibodies to distinguish sylvatic from vaccinal virus strains in the diagnosis of rabies during the vaccination campaigns; 3) the relevance of a careful evaluation of the epidemiological risk encountered when releasing baits containing activated vaccine.