Listera Chromogenic Medium

Listeria chromogenic medium is a rapid detection of Listeria monocytogenes in food and pharmaceuticals. Negative results can be detected within 3 days. Listeria monocytogenes was blue, there is an opaque ring around the colony. Peptone provides nitrogen and amino acids, sodium chloride maintains osmotic pressure, agar is a coagulant, lithium chloride inhibits the growth of gram-negative bacteria, and bacteriostats inhibit the growth of Gram-positive bacteria other than