Survival of a native toxigenic isolate of Listeria monocytogenes CFR 1302 during storage of milk-based foods can be a potential cause of health risk.

The ability of a native toxigenic culture of Listeria monocytogenes CFR 1302 to survive and elaborate associated toxigenic trait in ice cream and mango pulp-based lactic fermented milk was studied. The culture of L. monocytogenes inoculated at two initial levels of 4.