all strain were tested in triplicates for antimicrobial activity against two Escherichia coli strains,two Samonella Enteritidis strains and two Listeria monocytogenes strain.Fresh overnight bacterial MRS culture supernatants of the potential probiotic strains were collected by centrifugation,adjusted to pH 6.5 and filter-sterillised. The cell-free culture supernatants of the potential probiotic strains were screened for inhibitory activity using the well diffusion assay.