A PCR (Polymerase Chain Reaction) technique was used in this study for the
detection of Salmonella sp. in 90 samples of mozzarella produced in Campani
a region. This technique was compared with a traditional analytical procedu
re to evaluate specificity and sensibility of the methods. Two samples resu
lted contaminated with Salmonella sp., but only for one of them the implica
ted strain was identified by the traditional procedure.