Prompt
"Illustrate a microscopic view of a rod-shaped, Gram-positive bacterium with peritrichous flagella, representing the genus Listeria, which is a type of bacteria that can cause listeriosis, with a notable species being Listeria monocytogenes, in a contaminated food environment, such as a slice of cheese or a piece of cantaloupe, with a background suggesting a laboratory setting, using a realistic and scientific style."