date:Aug 25, 2020
steria species and Listeria monocytogenes (L. mono). Each device contains liquid media containing antibiotics, growth enhancers, and color-changing compounds specific to Listeria plus fluorescent compounds specific to Listeria monocytogenes. Within 48 hours, the two-step test changes color in the presence of Listeria species, while illumination with UV light reveals L. monocytogenes if present.