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1. Agent‐based simulation of cross‐contamination of Escherichia coli O157:H7 On lettuce during processing with temperature fluctuations during storage in a produce facility. Part 1: Model development

Author:
Tonderai Madamba; Rosana G. Moreira; Elena Castell‐Perez; Amarnath Banerjee; Dilma da Silva
Source:
Journal of food process engineering 2022 v.45 no.4 pp. e14002
ISSN:
0145-8876
Subject:
Escherichia coli O157,   etc   ; cross contamination; food safety; lettuce; models; temperature;     Show all 6 Subjects
Abstract:
... A food safety agent‐based model (FS‐ABS) with discrete time event simulation using NetLogo© was developed to predict the levels of cross‐contamination in a lettuce processing facility. Visualization of the whole processing line shows different lettuce pieces around each equipment's surface. The focus was set on Romaine lettuce processing and on the impact of cross‐contamination, free‐chlorine conc ...
DOI:
10.1111/jfpe.14002

2. Development of Single Nucleotide Polymorphism (SNP)-Based Triplex PCR Marker for Serotype-specific Escherichia coli Detection

Author:
Md-Mafizur Rahman; Sang-Jin Lim; Yung-Chul Park
Source:
Pathogens 2022 v.11 no.2 pp. -
ISSN:
2076-0817
Subject:
Escherichia coli O157,   etc   ; genetic variation; monitoring; phylogeny; single nucleotide polymorphism; temperature;     Show all 6 Subjects
Abstract:
... Single-nucleotide polymorphisms (SNPs) are one of the most common forms of genetic variation and as such are powerful tools for the identification of bacterial strains, their genetic diversity, phylogenetic analysis, and outbreak surveillance. In this study, we used 15 sets of SNP-containing primers to amplify and sequence the target Escherichia coli. Based on the combination of the 15-sequence pr ...
DOI:
10.3390/pathogens11020115

3. Escherichia coli O157:H7 is challenged by the presence of Pseudomonas, but successfully co-existed in dual-species microbial communities

Author:
Yu Cheng; Su Zhang; Chen Zhang; Xiaoyu Mi; Wendong Zhang; Longfeng Wang; Wenzheng Liu; Yun Jiang
Source:
Food microbiology 2022 v.106 pp. 104034
ISSN:
0740-0020
Subject:
Escherichia coli O157,   etc   ; Pseudomonas; biofilm; food microbiology; meat; risk; spoilage; virulence;     Show all 8 Subjects
Abstract:
... Escherichia coli O157:H7 and Pseudomonas were considered as common colonizers of fresh and spoilage meat, where they tended to live in the proximity. In this study, we tested the interplay between different isolates of E. coli O157:H7 and Pseudomonas in random two-by-two combinations grown as dual-species consortia. Results showed that the growth fitness of E. coli was not facilitated by the prese ...
DOI:
10.1016/j.fm.2022.104034

4. A comprehensive review of detection methods for Escherichia coli O157:H7

Author:
Zhuangzhuang Bai; Xianbao Xu; Cong Wang; Tan Wang; Chuanyu Sun; Shuangxi Liu; Daoliang Li
Source:
Trends in analytical chemistry 2022 v.152 pp. 116646
ISSN:
0165-9936
Subject:
Escherichia coli O157,   etc   ; analytical chemistry; electrochemistry; food pathogens; human health; public safety;     Show all 6 Subjects
Abstract:
... As a notorious foodborne pathogen, Escherichia coli O157:H7 (E. coli O157:H7) poses a major threat to human health, public safety and economic property all around the globe, early detection is essential. In recent years, a series of novel detection strategies for the rapid, specific and sensitive detection of E. coli O157:H7 have been developed, but a systematic and comprehensive overview of purel ...
DOI:
10.1016/j.trac.2022.116646

5. Interaction between Naegleria fowleri and pathogenic Escherichia coli by mannose and changes in N. fowleri protease

Author:
Dae-Hyun Son; Eun-Jung Kim; Abdul Matin; Suk-Yul Jung
Source:
Parasitology research 2022 v.121 no.6 pp. 1805-1809
ISSN:
0932-0113
Subject:
Escherichia coli O157,   etc   ; Naegleria fowleri; encephalitis; glucose; mannose; parasitology; pathogenicity; proteinases; research;     Show all 9 Subjects
Abstract:
... Naegleria fowleri can cause acute primary amoebic encephalitis. It is known that contact-dependent pathogenicity in free-living amoeba may be mediated through a carbohydrate-dependent pathway. In this study, the effect of mannose on the interaction between N. fowleri and pathogenic Escherichia coli O157:H7 and non-pathogenic E. coli DH5α was analyzed. In particular, the changes in proteases expres ...
DOI:
10.1007/s00436-022-07513-8

6. Rapid and Multiplexed Detection of Single Cells of Salmonella, Escherichia coli O157, and Shigella flexneri in Ground Beef by Flow Cytometry

Author:
Ziquan Wang; Meng Wang; Qian Xu; Siyuan Liu; Ying Gao; Haiyan Chang; Zhiwei Sui
Source:
Foodborne pathogens & disease 2022 v.19 no.4 pp. 272-280
ISSN:
1556-7125
Subject:
Escherichia coli O157,   etc   ; Salmonella; Shigella flexneri; flow cytometry; ground beef; rapid methods;     Show all 6 Subjects
Abstract:
... Salmonella, Escherichia coli O157, and Shigella flexneri are typical foodborne pathogens in ground beef, which can cause severe infection even when present as a single cell. Flow cytometry (FCM) methods are widely applied in the rapid detection of pathogens in food products. In this study, we report an FCM-based method for detecting single cells of Salmonella, E. coli O157, and S. flexneri in 25 g ...
DOI:
10.1089/fpd.2021.0088

7. A microfluidic chemiluminescence biosensor based on multiple signal amplification for rapid and sensitive detection of E.coli O157:H7

Author:
Dongli Sun; Tingting Fan; Feng Liu; Fangxiu Wang; Dan Gao; Jin-Ming Lin
Source:
Biosensors & bioelectronics 2022 v.212 pp. 114390
ISSN:
0956-5663
Subject:
Escherichia coli O157,   etc   ; biosensors; chemiluminescence; food pathogens; morbidity; mortality; nucleic acids; rapid methods;     Show all 8 Subjects
Abstract:
... E. coli O157:H7 has become a crucial foodborne pathogen with certain morbidity and mortality. However, the available methods still face the significant challenges including the improvement of detection specificity and sensitivity for real sample analysis. Herein, a microfluidic chemiluminescence biosensor based on a multiple signal amplification strategy was developed for rapid and ultrasensitive ...
DOI:
10.1016/j.bios.2022.114390

8. Rapid photothermal detection of foodborne pathogens based on the aggregation of MPBA-AuNPs induced by MPBA using a thermometer as a readout

Author:
Laibao Zheng; Wenjia Dong; Chaochuan Zheng; Yunqiu Shen; Ruolan Zhou; Zhenxing Wei; Zhixuan Chen; Yongliang Lou
Source:
Colloids and surfaces 2022 v.212 pp. 112349
ISSN:
0927-7765
Subject:
Escherichia coli O157,   etc   ; colorimetry; detection limit; food safety; irradiation; public health; temperature; thermometers;     Show all 8 Subjects
Abstract:
... Rapid and portable detection of foodborne pathogens is of great significance for food safety and public health. The colorimetric methods based on naked-eye have been demonstrated to be a suitable qualitative method for point-of-care testing (POCT). However, analytical instruments like a microplate reader must be needed for the quantitative assay. To overcome its limitation, we herein report a nove ...
DOI:
10.1016/j.colsurfb.2022.112349

9. A microfluidic biosensor for rapid simultaneous detection of waterborne pathogens

Author:
Sura A. Muhsin; Muthana Al-Amidie; Zhenyu Shen; Zahar Mlaji; Jiayu Liu; Amjed Abdullah; Majed El-Dweik; Shuping Zhang; Mahmoud Almasri
Source:
Biosensors & bioelectronics 2022 v.203 pp. 113993
ISSN:
0956-5663
Subject:
Escherichia coli O157,   etc   ; Legionella; Salmonella; biosensors; detection limit; dielectrophoresis; electrodes; pathogens; tap water; wastewater;     Show all 10 Subjects
Abstract:
... A microfluidic based biosensor was investigated for rapid and simultaneous detection of Salmonella, Legionella, and Escherichia coli O157:H7 in tap water and wastewater. The biosensor consisted of two sets of focusing electrodes connected in parallel and three sets of interdigitated electrodes (IDE) arrays. The electrodes enabled the biosensor to concentrate and detect bacteria at both low and hig ...
DOI:
10.1016/j.bios.2022.113993

10. Reduction of E. coli O157: H7 and Bacillus cereus levels in red pepper powder using dielectric barrier discharge (DBD) plasma for enhanced quality

Author:
Yeon Ho Kim; Chanjae Lee; Sung-Jae Lee; Ki Sun Yoon
Source:
Innovative food science & emerging technologies 2022 v.76 pp. 102916
ISSN:
1466-8564
Subject:
Escherichia coli O157,   etc   ; Bacillus cereus; RNA; bacteria; cell death; food irradiation; pepper; pollution; virulence;     Show all 9 Subjects
Abstract:
... Although irradiation has been used to destroy bacteria and molds in spices globally, a new technology is needed to alleviate public fears of irradiation, the high cost of irradiated food, and environmental contamination at the irradiation facility. The objective of this study was to investigate the effects of dielectric barrier discharge (DBD) plasma on Eshcericah coli O157: H7 and Bacillus cereus ...
DOI:
10.1016/j.ifset.2022.102916

11. Spatial persistence of Escherichia coli O157:H7 flowing on micropatterned structures inspired by stomata and microgrooves of leafy greens

Author:
Jin Hong Mok; Ye Niu; Ahmed Yousef; Yi Zhao; Sudhir K. Sastry
Source:
Innovative food science & emerging technologies 2022 v.75 pp. 102889
ISSN:
1466-8564
Subject:
Escherichia coli O157,   etc   ; bacterial colonization; food science; irrigation; laminar flow; lettuce; microfluidic technology; porosity; spinach;     Show all 9 Subjects
Abstract:
... This study investigated the persistence of Escherichia coli O157:H7 on the surface of leafy greens, and penetration into intercellular spaces through stomatal pores. This was done by determining the role of leafy green-mimicking microgrooves (normal and fully open stomata and micro-sized crevices) and the roles of pore size and orientation on proliferation of E. coli. Microgroove-embedded microflu ...
DOI:
10.1016/j.ifset.2021.102889
CHORUS:
10.1016/j.ifset.2021.102889

12. Development and application of a flow cytometry-based method for rapid and multiplexed quantification of three foodborne pathogens in chicken breast

Author:
Qian Xu; Siyuan Liu; Shunshi Ji; Ziquan Wang; Meng Wang; Yingying Liu; Xiaoyun Gong; Boqiang Fu; Changyun Ye; Haiyan Chang; Zhiwei Sui
Source:
Lebensmittel-Wissenschaft + Technologie 2022 v.163 pp. 113487
ISSN:
0023-6438
Subject:
Escherichia coli O157,   etc   ; Listeria monocytogenes; Salmonella; breasts; chickens; flow cytometry; food contamination; quantitative analysis; rapid methods;     Show all 9 Subjects
Abstract:
... Chicken breast is prone to Listeria monocytogenes, Salmonella spp., and E. coli O157:H7 contaminations. Therefore, a quantitative method for the rapid detection of these pathogens simultaneously in chicken breast is highly desirable for food safety control. This study reports a flow cytometry (FCM)-based method for rapid and multiplexed quantification of the above-stated three pathogens without en ...
DOI:
10.1016/j.lwt.2022.113487

13. Fabrication of a dual-response intelligent antibacterial nanofiber and its application in beef preservation

Author:
Lin Lin; Jingjing Wu; Changzhu Li; Xiaochen Chen; Haiying Cui
Source:
Lebensmittel-Wissenschaft + Technologie 2022 v.154 pp. 112606
ISSN:
0023-6438
Subject:
Escherichia coli O157,   etc   ; antibacterial properties; beef; chitosan; fibroins; hydrolysis; nanofibers; sensory properties; serine proteinases; tensile strength;     Show all 10 Subjects
Abstract:
... Cinnamaldehyde (CA) possesses high antibacterial activity, but it's unstable and volatile in food system. To overcome its drawbacks, a kind of dual-response controlled-release nanofiber was fabricated by electrospinning to embed CA@hyaluronic acid/carboxymethyl chitosan nanoparticles (CA@HA/CMCS-NPs) into silk fibroin nanofibers (CA@HA/CMCS-NPs SF nanofibers). When the concentration of CA@HA/CMCS- ...
DOI:
10.1016/j.lwt.2021.112606

14. Effects of MS bacteriophages, ultraviolet light, and organic acid applications on beef trim contaminated with STEC O157:H7 and the “Big Six” serotypes after a simulated High Event Period Scenario

Author:
E.L. Shebs; F.M. Giotto; A.S. de Mello
Source:
Meat science 2022 v.188 pp. 108783
ISSN:
0309-1740
Subject:
Escherichia coli O157,   etc   ; anti-infective agents; bacteriophages; beef; chlorites; food quality; serotypes; trade; ultraviolet radiation; vacuum packaging;     Show all 10 Subjects
Abstract:
... A high event period (HEP) occurs when beef processing facilities experience an elevated rate of STEC positive trim samples. In order to avoid contaminated vacuum-packaged beef entering into commerce, primals and subprimals associated to positive trim must be treated with antimicrobials, repackaged, and retested for STEC to ensure product wholesomeness. In this study, we evaluated the efficacy of B ...
DOI:
10.1016/j.meatsci.2022.108783

15. Application of bacteriophages EP75 and EP335 efficiently reduces viable cell counts of Escherichia coli O157 on beef and vegetables

Author:
Sander Witte; Linda Huijboom; Silvia Klamert; Leoni van de Straat; Steven Hagens; Lars Fieseler; Bert T. de Vegt; Joël T. van Mierlo
Source:
Food microbiology 2022 v.104 pp. 103978
ISSN:
0740-0020
Subject:
Escherichia coli O157,   etc   ; Shiga toxin; bacteriophages; beef; cell viability; food microbiology; industry; risk reduction; romaine lettuce; spinach; zucchini;     Show all 11 Subjects
Abstract:
... Shiga toxin producing Escherichia coli (STEC) are common etiological agents of food borne illnesses and outbreaks, most often caused by consuming contaminated beef products, followed by raw vegetables and dairy products. Patients infected with E. coli O157 are more likely hospitalized than patients infected with non-O157 STEC, making E. coli O157 an important target for microbiological interventio ...
DOI:
10.1016/j.fm.2022.103978

16. Bioinspired fabrication of bifunctional antibody–enzyme co-assembled nanocomposites for chemiluminescence immunoassays of E. coli O157:H7

Author:
Jinnan Xi; Guihua Cui; Mingxin Dong; Chengbiao Sun; Yan Wang; Na Xu; Jianxu Zhang; Longtao Wang
Source:
Analytical methods 2022 v.14 no.14 pp. 1414-1419
ISSN:
1759-9679
Subject:
Escherichia coli O157,   etc   ; chemical species; chemiluminescence; detection limit; enzyme immunoassays; food safety; nanocomposites; peroxidase; storage quality; tap water;     Show all 10 Subjects
Abstract:
... Immunoassays based on enzyme-labeled antibodies have been widely used in the food safety field. However, the production process of enzyme-labeled antibodies is complicated and the low storage stability limits their application. Herein, antibody–horseradish peroxidase (HRP) co-assembled nanocomposites (AHC NCs) with outstanding advantages such as enhanced stability, lower cost, and substrate affini ...
DOI:
10.1039/d2ay00269h

17. Effect of combination of UV-A light and chitosan-gallic acid coating on microbial safety and quality of fresh strawberries

Author:
Hongchao Zhang; Abraham M. Montemayor; Stratton T. Wimsatt; Rohan V. Tikekar
Source:
Food control 2022 v.140 pp. 109106
ISSN:
0956-7135
Subject:
Escherichia coli O157,   etc   ; antimicrobial properties; chitosan; farms; firmness; food safety; gallic acid; light transmission; photoirradiation; risk; shelf life;     Show all 11 Subjects
Abstract:
... Strawberries can be contaminated by foodborne pathogens or mold on farm or during postharvest handling. Photo-irradiation of edible chitosan coating containing gallic acid can be an innovative antimicrobial intervention to improve the safety and shelf-life of strawberries. This study investigated antimicrobial activity of chitosan-gallic acid coating under 360 nm UV-A light. The thin layer of coat ...
DOI:
10.1016/j.foodcont.2022.109106

18. Rapid and simultaneous detection of Salmonella spp., Escherichia coli O157:H7, and Listeria monocytogenes in meat using multiplex immunomagnetic separation and multiplex real-time PCR

Author:
Wei Fan; Xiao-yue Gao; He-nan Li; Wen-ping Guo; Ying-ying Li; Shou-wei Wang
Source:
European food research & technology 2022 v.248 no.3 pp. 869-879
ISSN:
1438-2377
Subject:
Escherichia coli O157,   etc   ; Listeria monocytogenes; Salmonella; detection limit; food research; immunomagnetic separation; magnetism; meat; quantitative polymerase chain reaction;     Show all 9 Subjects
Abstract:
... This study aimed to develop a combination of immunomagnetic separation (IMS) and real-time PCR (qPCR) techniques to detect and analyze Salmonella spp. (SAL), Listeria monocytogenes (LM), and Escherichia coli O157:H7 (O157: H7) in meat samples quickly and accurately. Bacteria-specific immunomagnetic beads (IMBs) were prepared from carboxyl magnetic beads and affinity-purified polyclonal antibodies ...
DOI:
10.1007/s00217-021-03933-5

19. Raw vs. frozen pork “gyros”: Predicting simultaneous growth of pathogenic and spoilage microorganisms under commercially occurring roasting scenarios

Author:
Anastasia E. Kapetanakou; Konstantina G. Athanaseli; Maria Kolostoumpi; Konstantina Passiou; Panagiotis N. Skandamis
Source:
Food control 2022 v.137 pp. 108900
ISSN:
0956-7135
Subject:
Escherichia coli O157,   etc   ; Clostridium sporogenes; Salmonella; Staphylococcus aureus; botulinum toxin; chickens; food safety; lactic acid; pork; risk; spoilage;     Show all 11 Subjects
Abstract:
... The objectives of the present study were: (i) to record time-temperature data in the geometrical center (“coldest spots”) of different sizes and states (raw vs. frozen) of pork “gyros” during realistic cooking scenarios, (ii) to model the growth of Salmonella spp., Escherichia coli O157:H7, Staphylococcus aureus, Clostridium sporogenes (as a surrogate of Clostridiumbotulinum), and lactic acid bact ...
DOI:
10.1016/j.foodcont.2022.108900

20. “Lighting-up” methylene blue-embedded zirconium based organic framework triggered by Al3+ for advancing the sensitivity of E. coli O157:H7 analysis in dual-signal lateral flow immunochromatographic assay

Author:
Kunyi He; Tong Bu; Xiaohan Zheng; Junfang Xia; Feier Bai; Shuang Zhao; Xin yu Sun; Mengna Dong; Li Wang
Source:
Journal of hazardous materials 2022 v.425 pp. 128034
ISSN:
0304-3894
Subject:
Escherichia coli O157,   etc   ; aluminum; cabbage; colorimetry; detection limit; fluorescence; food safety; gold; immunoaffinity chromatography; polymerase chain reaction; zirconium;     Show all 11 Subjects
Abstract:
... The sensitive detection of foodborne pathogens is of great significance for ensuring food safety and quality. Herein, on the basis of methylene blue-embedded zirconium based organic framework (UIO@MB) as the remarkable capture carrier and signal indicator, with the Al³⁺-assisted the fluorescent signal response, we developed a label-free and dual-signal lateral flow immunochromatographic assay (LDL ...
DOI:
10.1016/j.jhazmat.2021.128034