Journal of Bacteriology and Infectious Diseases

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Commentary - Journal of Bacteriology and Infectious Diseases (2021) Volume 5, Issue 4

Listeriosis and Listeria Monocytogenes

Dr. B E Anderson*

School of Arts and Humanities, University of Huddersfield, Queensgate, Huddersfield HD1 3DH, UK

Corresponding Author:
Dr. B E Anderson School of Arts and Humanities
University of Huddersfield
United Kingdom

E-mail: B.E [email protected]

Accepted date: 27 JULY, 2021

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Listeriosis is a bacterial infection most commonly as a result of Listeria monocytogenes, although L. ivanovii and L. grayi have been said in positive instances. Listeriosis can motive intense contamination, along with excessive sepsis, meningitis, or encephalitis, occasionally resulting in lifelong damage and even death. Those liable to severe contamination are the elderly, fetuses, newborns and people who are immunocompromised. In pregnant ladies it is able to purpose stillbirth or spontaneous abortion, and preterm delivery is not unusual. Listeriosis can also purpose moderate, self-restricting gastroenteritis and fever in every person. 


Listeria is ubiquitous and is in most cases transmitted through the oral path after ingestion of contaminated meals merchandise, and then the micro organism penetrates the intestinal tract to cause systemic infections. The prognosis of listeriosis requires the isolation of the causative bacteria from the blood and/or the cerebrospinal fluid. remedy includes prolonged administration of antibiotics, in most cases ampicillin and gentamicin, to which the organism is typically prone.

The ailment by and large impacts older adults, humans with weakened immune systems, pregnant women, and new-borns. Hardly ever, human beings without these hazard elements can also be affected. Someone with listeriosis normally has fever and muscle aches, often preceded by way of diarrhea or different gastrointestinal signs. nearly everyone who's diagnosed with listeriosis has invasive infection (which means that the micro organism spread from their intestines to their bloodstream or other body sites). Disease might also occur as plenty as months after eating infected food.

Listeria monocytogenes is ubiquitous inside the surroundings. the primary course of acquisition of Listeria is through the ingestion of contaminated meals merchandise. Listeria has been remoted from uncooked meat, dairy products, vegetables, fruit and seafood. Gentle cheeses, unpasteurized milk and unpasteurised pâté are capacity risks; however, some outbreaks related to post-pasteurized milk have been suggested.

Not often listeriosis may additionally gift as cutaneous listeriosis. This infection takes place after direct publicity to L. monocytogenes by using intact skin and is essentially restricted to veterinarians who are handling diseased animals, most usually after a listerial abortion.

The principle means of prevention is through the advertising of secure coping with, cooking and intake of meals. This includes washing uncooked vegetables and cooking raw food very well, as well as reheating leftover or ready-to-devour foods like warm dogs till steaming warm.

Some other factor of prevention is advising excessive-chance businesses which include pregnant women and immunocompromised sufferers to keep away from unpasteurized pâtés and meals including smooth cheeses like feta, Brie, Camembert cheese, and bleu. Cream cheeses, yogurt, and cottage cheese are considered secure. in the united kingdom, advice along these lines from the leader clinical Officer posted in maternity clinics brought about a sharp decline in cases of listeriosis in pregnancy in the past due Nineteen Eighties.

In keeping with the facilities for disorder control and Prevention (CDC) there are about 1,six hundred instances of listeriosis annually in the u.s.a.. as compared to 1996–1998, the occurrence of listeriosis had declined through about 38% by using 2003. but, ailments and deaths preserve to arise. On common from 1998–2008, 2.4 outbreaks in line with 12 months were said to the CDC. A massive outbreak happened in 2002, while 54 ailments, eight deaths, and 3 fetal deaths in 9 states were located to be related to consumption of infected turkey deli meat.

The 2008 Canadian listeriosis outbreak, an outbreak of listeriosis in Canada linked to a Maple Leaf meals plant in Toronto, Ontario killed 22 people.

On March thirteen, 2015, the CDC stated that kingdom and local fitness officials, CDC, and FDA are taking part to analyze an endemic of Listeria.The joint research determined that sure Blue Bell brand ice cream merchandise are the possibly supply for a few or all of those illnesses. Upon similarly research the CDC claimed Blue Bell ice cream had evidence of listeria bacteria in its Oklahoma manufacturing plant as a long way returned as March 2013, which led to a few deaths in Kansas.

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