Listeria monocytogenes is a Gram-positive foodborne pathogen that is ubiquitously found in diverse environments such as soil, water, various food products, animals, and humans [1]. Infection by Listeria monocytogenes occurs almost exclusively after ingestion of contaminated food.
Henry Ruschmann accidentally invented glitter when he was trying to figure out a way to put discarded plastic to use. 01:55.
â¢ The company's early inventions, including the first solid-state dimmer invented by Lutron founder Joel Spira, are at the Smithsonian's National Museum of American History in Washington. â¢Lutron won a contract in 2012 to supply light controls throughout New York City's iconic Empire State Building.