Listeria - Articles | Dairy Foods

bowl of cottage cheese with strawberries and blueberries on top

What are protective cultures and other bio-preservative approaches?

Yogurt and cottage cheese could benefit from bio-preservation to reduce spoilage.

John A. Lucey Ph.D., Director, Center for Dairy Research

April 11, 2025

Protective cultures are an emerging and growing area in the food industry, including for use in dairy products. Among other benefits, they can help reduce food waste and spoilage.

Blue Bell Creameries agrees to plead guilty, pay $19.35 million for listeria contamination

The company’s former president was charged in connection with a cover-up scheme.

May 4, 2020

Brenham, Texas-based ice cream manufacturer Blue Bell Creameries L.P. agreed to plead guilty to charges it shipped contaminated products linked to a 2015 listeriosis outbreak, said the U.S. Department of Justice.

Address Listeria testing challenges

New testing options enhance speed and accuracy

Kathie Canning

April 18, 2018

According to the Centers for Disease Control and Prevention (CDC), an estimated 1,600 Americans get listeriosis each year, and about 260 of them die. The infection typically is caused by eating food contaminated with the bacterium Listeria monocytogenes.

Use of endolysins can yield a safer Hispanic cheese

Researchers at the University of Illinois find that PlyP100 is effective at inhibiting the growth of Listeria in laboratory fresh cheeses.

Max Holle Luis Ibarra Sanchez

August 11, 2017

Hispanic cuisine makes up a large portion of the food market in the United States, and the demand of Hispanic-style cheeses has been rising over the past two decades.

Dairy food safety: Zoning practices can control Listeria

The first step towards developing an effective seek-and-destroy program is to make sure the Zone 1 food contact surfaces are of good sanitary design.

John T. Allan III, MS

August 7, 2017

The food industry has been fighting the deadly bacteria Listeria monocytogenes (Lm) for decades. Drawing on experience, science and technology, the industry has made great progress in devising strategies to prevent product contamination.

Respond to Listeria threat with GMPs, vigilance

Ed Finkel

June 3, 2015

Listeria closed two ice cream plants temporarily this spring. Experts offer advice on how to control this potentially deadly organism.

DuPont Nutrition & Health introduces BAX System Real-Time PCR Assay for Genus Listeria

June 14, 2014

DuPont Nutrition & Health introduced the BAX System Real-Time PCR Assay for Genus Listeria.

Win the war against listeria

Jayne Randolph

June 12, 2014

Arm your staff with information. Teach them what listeria is, where to look for it and how to eliminate it in your dairy plant.

Quality on the Line

Controlling listeria in a dairy plant

The dairy industry has learned quite a bit about Listeria since a major outbreak in 1985.

Henry Randolph

June 15, 2013

The dairy industry has learned quite a bit about Listeria since a major outbreak in 1985. Controlling Listeria is an issue of effective cleaning, not sanitizer effectiveness.

3M’s molecular detection system

February 19, 2013

3M’s molecular detection system is said to be an accurate and easy-to-use method of detecting pathogens like Salmonella, E. coli -0157 (including H7) and Listeria in a variety of food types.