Objective: To determine the prevalence rate of Listeria species in bovine, ovine, caprine, camel
and water buffalo milk in Iran.
Methods: From September 2010 to December 2011 a total of 260 bulk milk samples including
85 bovine, 37 camel, 34 water buffalo, 56 ovine and 48 caprine bulk milk samples were collected
from commercial dairy herds, in Fars and Khuzestan provinces, Iran and were evaluated for the
presence of Listeria species using cultural method and the PCR assay.
Results: Using cultural method, 19 samples (7.3%) were positive for Listeria spp. The highest
prevalence of Listeria was found in raw water buffalo milk (11.8%), followed ...