Chameleon™ COLOREX™ Listeria is a selective and differential chromogenic medium used for the detection, isolation, and enumeration of Listeria monocytogenes in environmental, clinical, and food testing. This resilient biofilm-forming pathogen is widespread in soil, sewage, and fecal matter, and is a major cause of foodborne illness. Contamination risks exist throughout the entire food production chain, from raw materials through consumption. • Product meets AOAC, ASM, BAM, CLSI, and USDA performance criteria.• Chameleon™ COLOREX™ Listeria should be used by trained professionals within a laboratory setting. • For in vitro diagnostic (IVD) use.• Product is not intended for use in the diagnosis or treatment of disease or other human conditions.