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Journal J. Food Prot.

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Evaluation of Aflatoxin Concentrations and Occurrence of Potentially Toxigenic Fungi in Imported Chia Seeds Consumed in Thailand.

Usuma Jermnak, Chompoonek Yurayart, Amnart Poapolathep, Saranya Poapolathep, Kanjana Imsilp, Phanwimol Tanhan, Orawan Limsivilai,

ABSTRACT:This study was conducted to investigate possible contamination by aflatoxins (AFs) and aflatoxigenic fungi in imported chia seeds consumed in Thailand. A survey was performed on 100 samples of imported chia seeds collected from supermarkets and health food stores in Bangkok from May 2017 to February 2018. Ten mold species ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):497-502]

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Reduction in the Radiocesium in Meats of the Sika Deer and Wild Boar by Cooking.

Mayumi Hachinohe, Ryusuke Fujimoto, Takuro Shinano, Eiichi Kotake-Nara, Shioka Hamamatsu, Shinichi Kawamoto,

ABSTRACT:The behavior of radiocesium in wild animal meats upon cooking was investigated. The ratio of the concentration change (processing factor, Pf), remaining ratio (food processing retention factor, Fr), and removal ratio of radiocesium in the meats by grilling, boiling, and steaming were determined. Differences in cooking methods, rather than differences ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):467-475]

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Evaluation of Bead-Based Assays for the Isolation of Foodborne Viruses from Low-Moisture Foods.

Neda Nasheri, Jennifer Harlow, Angela Chen, Nathalie Corneau, Sabah Bidawid,

ABSTRACT:Foodborne viruses such as norovirus and hepatitis A virus (HAV) are highly transmissible, persistent in the environment, and resistant to many conventional inactivation methods. Foods can become contaminated with these viruses either at the source of harvest or during food handling and processing. Multiple lines of evidence suggest that foodborne ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):388-396]

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Prevalence and Antimicrobial Resistance of Salmonella from Antibiotic-Free Broilers During Organic and Conventional Processing.

Matthew Bailey, Rhonda Taylor, Jagpinder Brar, Sydney Corkran, Carmen Velásquez, Estefania Novoa-Rama, Haley F Oliver, Manpreet Singh,

ABSTRACT:Salmonella is one of the top causes for bacterial foodborne infections in the United States, emphasizing the importance of controlling this pathogen for protecting public health. Poultry and poultry products are commonly associated with Salmonella, and interventions during production and processing are necessary to manage the risk of infection due ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):491-496]

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Shiga Toxin-Producing Escherichia coli Contamination of Raw Beef and Beef-Based Ready-to-Eat Products at Retail Outlets in Pretoria, South Africa.

Libby O Onyeka, Abiodun A Adesiyun, Karen H Keddy, Evelyn Madoroba, Ayanda Manqele, Peter N Thompson,

ABSTRACT:A cross-sectional study was conducted to determine the prevalence of and factors associated with Shiga toxin-producing Escherichia coli (STEC) in raw beef and ready-to-eat (RTE) beef products sold in 31 retail outlets in Pretoria, South Africa, and nearby areas. A total of 463 beef and RTE samples were screened for ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):476-484]

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Analysis of Benzalkonium Chloride Resistance and Potential Virulence of Listeria monocytogenes Isolates Obtained from Different Stages of a Poultry Production Chain in Spain.

Victoria López-Alonso, Sagrario Ortiz, Alfredo Corujo, Joaquín V Martínez-Suárez,

ABSTRACT:Listeria monocytogenes can survive in food production facilities and can be transmitted via contamination of food during the various stages of food production. This study was conducted to compile the results of three independent previous studies on the genetic diversity of L. monocytogenes in a poultry production company in Spain ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):443-451]

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Inactivation of Escherichia coli K-12 in Liquid Egg White By a Flow-through Pulsed Uv Light Treatment System.

Beining Ouyang, Ali Demirci, Paul H Patterson,

ABSTRACT:Unpasteurized liquid egg can be contaminated with pathogenic microorganisms and may cause foodborne outbreaks. Thus, it is essential to decontaminate the liquid egg to ensure food safety. Pulsed UV light is one of the emerging technologies for food decontamination in recent years. This static treatment system has been studied previously ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):418-425]

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Rapid Identification of Campylobacter Strains Cultured Under Aerobic Incubation Using Hyperspectral Microscope Imaging.

Matthew Eady, Bosoon Park, Arthur Hinton,

ABSTRACT:Campylobacter is an organism of concern for food safety and is one of the leading causes of foodborne bacterial gastroenteritis. This pathogen can be found in broiler chickens, and the level of allowable contamination of processed poultry is regulated by federal agency guidelines. Traditional methods for detecting and isolating this ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):405-411]

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Health Risk Assessment of Exposure to Heavy Metals from Sheep Meat and Offal in Kuwait.

Samir Mohammed Abd-Elghany, Mahmoud Ahmed Mohammed, Adel Abdelkhalek, Faisal Saad Saud Saad, Khalid Ibrahim Sallam,

ABSTRACT:A total of 600 sheep samples (200 each of muscle, liver, and kidney) collected from 200 sheep carcasses slaughtered at abattoirs in Kuwait were analyzed by atomic absorption spectrophotometry for concentrations of mercury (Hg), arsenic (As), lead (Pb), cadmium (Cd), and chromium (Cr). These metals were detected in all (100%) ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):503-510]

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Isolation and Characterization of Non-O157 Shiga Toxin-Producing Escherichia coli in Foods Sold at Retail Markets in China.

Guangzhu Yang, Shuhong Zhang, Yuanbin Huang, Qinghua Ye, Jumei Zhang, Qingping Wu, Juan Wang, Moutong Chen, Liang Xue,

ABSTRACT:Non-O157 Shiga toxin-producing Escherichia coli (STEC) strains are significant foodborne pathogens that can cause acute diarrhea in humans. This study was conducted to investigate the contamination by non-O157 STEC in different types of food sold at retail markets in the People's Republic of China and to characterize non-O157 STEC strains. ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):460-466]

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An Insight into Surface Topographical Parameters and Bacterial Adhesion: A Case Study of Listeria monocytogenes Scott A Attachment on 304 Stainless Steel.

Jayanti DAS, Jennifer A Chase, Melissa L Partyka, Edward R Atwill, Barbara Linke,

ABSTRACT:Bacterial attachment on surfaces is an important biological and industrial concern. Many parameters affect cell attachment behavior, including surface roughness and other topographical features. An understanding of these relationships is critical in the light of recent outbreaks caused by foodborne bacteria. Postharvest packing lines have been identified as a potential ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):426-433]

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Evaluation of Chlorine Dioxide Gas against Four Salmonella enterica Serovars Artificially Contaminated on Whole Blueberries.

Bassam A Annous, David Buckley, Angela Burke,

ABSTRACT:Fresh produce, such as blueberries, continues to be a source of foodborne illness in the United States. Despite new practices and intervention technologies, blueberries and other produce are contaminated with foodborne pathogens, such as Salmonella. The aim of this study was to evaluate the efficacy of chlorine dioxide gas (CDG) ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):412-417]

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PCR-Restriction Fragment Length Polymorphism and Pulsed-Field Gel Electrophoresis Characterization of Listeria monocytogenes Isolates from Ready-to-Eat Foods, the Food Processing Environment, and Clinical Samples in South Africa.

Diane Rip, Pieter A Gouws,

ABSTRACT:Listeria monocytogenes is a ubiquitous, intracellular foodborne pathogen that is responsible for invasive listeriosis. The ability of L. monocytogenes to cause disease has some correlation with the serotypes of a specific lineage group, making the identification of lineage groups important for epidemiological analysis. The development of typing methods to link ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):518-533]

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Listeria monocytogenes From Farm to Fork in a Brazilian Pork Production Chain.

Danilo A L Silva, Clarisse V Botelho, Bruna T F Martins, Rafaela M Tavares, Anderson C Camargo, Ricardo S Yamatogi, Luciano S Bersot, Luís A Nero,

ABSTRACT:Listeria monocytogenes contamination was assessed in different steps of a pork production chain. Ten lots of pigs were sampled at termination barns, at slaughter (after bleeding, after buckling, after evisceration, and after final washing), at processing (knives, deboning tables, and employees' hands), and of end products (ribs, shoulder, ham, and ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):485-490]

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Viability of Shiga Toxin-Producing Escherichia coli, Salmonella, and Listeria monocytogenes within Plant versus Beef Burgers during Cold Storage and following Pan Frying.

John B Luchansky, Bradley A Shoyer, Yangjin Jung, Laura E Shane, Manuela Osoria, Anna C S Porto-Fett,

ABSTRACT:The viability of Shiga toxin-producing Escherichia coli (STEC), Salmonella, and Listeria monocytogenes within plant- and beef-based burgers was monitored during storage and cooking. When inoculated (ca. 3.5 log CFU/g) into 15-g portions of plant- or beef-based burgers, levels of STEC and Salmonella decreased slightly (≤0.5-log decrease) in both types of ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):434-442]

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Development of an Effective Two-Step Enrichment Process to Enhance Bax System Detection of Healthy and Injured Salmonella Enteritidis in Liquid Whole Egg and Egg Yolk.

Shishi Huang, Tay Boon Hui, Hyun-Gyun Yuk, Qianwang Zheng,

ABSTRACT:The BAX system for pathogen detection has been highly accurate in a variety of food products. However, false-negative results have been reported for the detection of pathogens in liquid egg products because of failed pathogen resuscitation and the existence of inhibitory components. In this study, a short-time enrichment step was ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):397-404]

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Consumers' Awareness and Trust Toward Food Safety News on Social Media in Malaysia.

Jan Mei Soon,

ABSTRACT:Social media offers numerous advantages for personal users and organizations to communicate, socialize, and market their products. When used correctly, social media is an effective tool to communicate and to share food safety news and good practices. However, there have been reports of fake food safety news shared via social ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, 83(3):452-459]

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Robustness testing of the xMAP Food Allergen Detection Assay: a multiplex assay for the simultaneous detection of food allergens.

Prasad Rallabhandi, Chung Y Cho, William L Nowatzke, Kerry G Oliver, Eric A E Garber,

The xMAP Food Allergen Detection Assay (xMAP FADA) can simultaneously detect 15 analytes (14 food allergens, plus gluten) in one analysis. The xMAP FADA typically employs two antibody bead sets per analyte, providing built-in confirmation that is not available with other antibody-based assays. Before an analytical method can be used, ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, :]

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Compatibility of commercially produced protective cultures with common cheesemaking cultures and their antagonistic effect on foodborne pathogens.

Catherine Anne Gensler, Stephanie Renee Barnes Brown, Sulaiman F Aljasir, Dennis D'Amico,

The documented survival of pathogenic bacteria including Listeria monocytogenes (LM), shiga toxin-producing Escherichia coli (STEC), and Salmonella during the manufacture and aging of some cheeses highlights the need for additional interventions to enhance food safety. Unfortunately, few interventions are compliant with the Standards of Identity for cheese. Protective bacterial cultures (PC) represent actionable, natural interventions. However, supportive data ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, :]

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Occurrence and characteristics of Listeria monocytogenes in ready-to-eat meat products in Poland.

Elżbieta Maćkiw, Monika Stasiak, Joanna Kowalska, Katarzyna Kucharek, Dorota Korsak, Jacek Postupolski,

Listeria monocytogenes is a potential hazard for food safety and therefore public health. The aim of the present study was to determine the prevalence and characteristics of L. monocytogenes in Polish ready-to-eat (RTE) meat products in retail. Among the 184 439 food samples collected within the framework of national official ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, :]

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Effect of Storage Conditions on Microbiological Characteristics, Biogenic Amines and Physicochemical Quality of Low-salt Fermented Fish.

Yingying Sun, Pei Gao, Yanshun Xu, Wenshui Xia, Qian Hua, Qixing Jiang,

The present study aimed to evaluate the effects of long-term storage at different temperatures (4, 25 and 35 °C) on flavor, microbiological and physicochemical quality characteristics of low-salt fermented fish. Food spoilage and pathogenic bacteria, such as coliforms,  Pseudomonas ,  Salmonella , were inhibited during the 90 days of storage at all ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, :]

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Survival and histamine production by histamine forming bacteria exposed to low doses of gamma irradiation.

Ramakrishna Reddy, Sanath H Kumar, Binaya Bhusan Nayak,

Histamine fish poisoning occurs when fish containing high amount of histamine are consumed. Since histamine is thermally stable, control of histamine forming bacteria in seafood is a good strategy to prevent the formation of histamine. One of the potential ways to do this is to apply gamma radiation on the ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, :]

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Determination of 3,5-Dinitrosalicylic Acid Hydrazide in Honey by Solid-phase Extraction-ultra Performance Liquid Chromatography-tandem Mass Spectrometry.

Rui Chen, Jiaxuan Li, Zhiwei Yang, Xiang Li, Fengmei Zhu, Jun Li, Jinjie Zhang,

3,5-Dinitrosalicylic acid hydrazide (DNSAH) is the metabolite of the antibacterial nitrofuran nifursol. A simple and accurate analytical method to determine 3,5-Dinitrosalicylic acid hydrazide in honey by solid-phase extraction-ultra performance liquid chromatography-tandem mass spectrometry (SPE-UPLC-MS/MS) has been established. The honey sample was hydrolyzed under acidic conditions and derivatized with 2-nitrobenzaldehyde in ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, :]

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Pooling of laying hen environmental swabs and efficacy of Salmonella spp. detection.

Deana R Jones, Richard K Gast, Prafulla Regmi, Garrett E Ward, Kenneth E Anderson, Darrin M Karcher,

Environmental testing for  Salmonella  Enteritidis is required for U.S. shell egg producers with > 3,000 hens on a farm. The egg producer assumes all costs for the mandatory testing. According to the FDA Egg Rule, either manure scraper or drag swabs can be collected according to published guidelines and requirements. ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, :]

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Microbial quality of ready-to-eat foods sold in school cafeterias in Chongqing, China.

Baoyue Xie, Shuying Li, Mingfan Chen, Feier Wang, Dong Chen,

The microbiological quality of ready-to-eat (RTE) foods from school cafeterias in Chongqing, China, was evaluated in comparison to a guideline published by a provincial health commission. Based on their preparation processes and potential risks, the RTE foods were divided into 5 types: food type 1, general cooked and hot-held foods; ... Read more >>

J. Food Prot. (Journal of food protection)
[2020, :]

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