Listeria

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  • Essay on Listeria Monocytogenus

    1293 Words  | 6 Pages

    Introduction: The purpose of this Literature review is to gain a broader insight into the food borne pathogen known as Listeria and its traits .In This review I will discuss in detail the different types of Listeria Species which can be isolated from various types of food samples and determining their overall antibiotic resistance, the illness associated with each and the incidences and outbreaks worldwide. I will then compare my overall findings, due to the word count I will not be discussing the

  • Listeria Monocytogenes

    2714 Words  | 11 Pages

    Description Listeria monocytogenes is a gram-positive motile facultative anaerobe that inhabits a variety of environments. Using selective media it can be readily isolated from soil, water, vegetation and processed products, including ready-to-eat products designated for human consumption (Graves et al., 1992). The bacterium was named monocytogenes because one distinguish characteristic of infection in rabbits, which was the production of monocytosis in blood (Shuin et al., 1982). L. monocytogenes

  • Reaction Paper On Listeria

    801 Words  | 4 Pages

    FOOD QUALITY AND SAFETY ASSURANCE Listeria is an infection caused by the bacterium Listeria monocytogenes. An estimated 1600 people are diagnosed with listeriosis each year around the world, and about 1/5th of these patients die.(“Listeria (Listeriosis) | Listeria | CDC,” n.d.)⁠ The symptoms of Listeria include fever and diarrhea similar to other food contaminating germs, but the common nature of those means it is rarely diagnosed. Invasive Listeria, or when the bacteria has spread beyond the stomach

  • Listeria monocytogenes Essay

    1007 Words  | 5 Pages

    Listeria monocytogenes Introduction Listeria monocytogenes, a motile, gram-positive rod, is an opportunistic food-borne pathogen capable of causing listeriosis in humans. Listeriosis includes manifestations of septicemia, meningitis, pneumonia, and encephalitis. L. monocytogenes is also implicated in miscarriages, stillbirth, and premature birth for pregnant women. L. monocytogenes is a tough bacterium resistant to freezing, drying, and heat; most strains have been shown to be pathogenic. It

  • A Dairy Problem : Listeria Monocytogenes

    1612 Words  | 7 Pages

    A Dairy Problem: Listeria monocytogenes I. History One of the earliest detections of Listeria was in 1924 by E.G.D. Murray from rabbits. He isolated Gram-positive rods from a rabbit’s blood in the laboratory. He was unable to classify it with other bacterial genus, thus he decided to call this new species Bacterium monocytogenes. However, only after 1940 that this bacterium was given the genus name Listeria by J.H.H. Pirie. He was able to classify it due to its catalase-positive, Gram-positive rod

  • Listeria Monocytogenes Essay examples

    660 Words  | 3 Pages

    Listeria monocytogenes can cause a food borne illness called Listeriosis. (Murano 2003) This bacterium can be found in soil and water. (Murano 2003) Unlike many other germs, it can grow in cold temperatures such as the refrigerator. Listeria monocytogenes can be killed by pasteurization and cooking. (Murano 2003) Some foods that are typically contaminate by Listeria monocytogenes are a variety of raw foods, processed foods and foods made from unpasteurized milk. Vegetables can become contaminated

  • Listeria Outbreak

    427 Words  | 2 Pages

    The Maple leaf foods listeria outbreak resulted 22 deaths and a widespread recall of luncheon meat, Sandwiches and deli platters, more than  220 packages of produce and a 20$ million dollar settlement for the company as well as consumer confidence in the produce was jolted. The Outbreak was caused by two meat slicing machine’s that were contaminated with Listeriosis and not cleaned properly. This result in an outbreak that started in June 2008 where an increase in Ontario of Listeriosis cases climbed

  • Listeria Innocculosis

    654 Words  | 3 Pages

    The aims of this experiment were to investigate the inhibitory power of nisin on Listeria innocua and determine the minimum inhibitory concentration (MIC) of nisin on this bacterium. This was evaluated by inoculating a sterilized slice of mozzarella cheese with a known concentration of L. innocua and nisin. Then after incubation at 7°C for 5 days, the log10 reduction value was calculated. Nisin’s effect on L. innocua’s growth was also evaluated via microdilution, with the goal of determining the

  • Listeria Research Paper

    507 Words  | 3 Pages

    Listeria is a genus of small, facultative anaerobic, Gram-positive motile bacilli which infect many types of animals and contaminates numerous foods, including vegetables, milk, chicken and beef. The most important species of the genus, Listeria monocytogenes, is an important cause of foodborne illness which disproportionately affects pregnant women and their newborns. Due to its high mortality rate, ongoing efforts are needed to further reduce the incidence of listeriosis. Proper storage and handling

  • Ebola Vs Listeria

    300 Words  | 2 Pages

    recipient of deadly bacterial diseases. Therefore, millions of people have died. In particular, diseases such as Ebola and Listeria remain some of the most harmful diseases. Although Ebola remained discovered in the 1970s, the virus has recently experienced a resurgence. As a result, the virus claimed the lives of thousands of people by contaminating their food sources. Moreover, Listeria also remains a deadly virus

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