Characterization and Antimicrobial Resistance of Listeria Monocytogenes Isolated from Food-Related Environments
PEER-REVIEWED ARTICLE Dongryeoul Bae,1 Ronald D. Smiley,2 3 1* Food Protection Trends, Vol 36, No. 5, p.357–361 Ezat H. Mezal and Ashraf A. Khan Copyright© 2016, International Association for Food Protection 6200 Aurora Ave., Suite 200W, Des Moines, IA 50322-2864 1*Division of Microbiology, National Center for Toxicological Research, U.S. Food and Drug Administration, Jefferson, AR 72079, USA 2Arkansas Regional Laboratory, Office of Regulatory Affairs, U.S. Food and Drug Administration, Jefferson, AR 72079, USA 3Dept. of Biology, University of Thi-Qar, Thi-Qar, Iraq Food Products and Processing Facilities Linked to Recent Outbreaks of Listeriosis in the US Frozen Vegetables (2016, WA) Cheeses (2013, WI) Raw Milk Caramel Apples Soy Products (2016, PA) (2014 – 2015, CA) (2014, IL) Packaged Salads Dairy Products (2016, OH) (2014, DE) Caramel Apples (2014 – 2015, MO) Soft Cheese Ice Cream (2015, CA) (2015, OK) Ice Cream (2015, AL) Ice Cream Product (2015, TX) Soft Cheese (2014, FL) Data source: Centers for Disease Control and Prevention www.cdc.gov/listeria/outbreaks/index,html Characterization and Antimicrobial Resistance of Listeria monocytogenes Isolated from Food-related Environments ABSTRACT streptomycin and tetracycline. No strain was resist- The purpose of this study was to determine the ant to 3 or more antimicrobial classes. All tetracy- diversity and antimicrobial resistance of Listeria cline-resistant strains were serotype 1/2a, and only monocytogenes strains isolated from food-related tetM was amplified from the chromosomal DNA. This environments in the United States. Nineteen unre- study, which reports the genetic diversity and anti- lated strains of L.
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