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Strategy for Accurate Detection of Escherichia coli O157:H7 in Ground Pork Using a Lateral Flow Immunoassay
2017
Sensors
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A gold nanoparticle lateral flow immunoassay (Au-LFIA) was used to detect Escherichia coli O157:H7 in ground pork samples. ...
Since C. freundii showed cross-reactivity with E. coli O157:H7 when Au-LFIA test strips were used, a novel method combining modified enrichment with a lateral flow immunoassay for accurate and convenient ...
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/s17040753
pmid:28368342
pmcid:PMC5421713
fatcat:njdwrbeds5fujhlncwot3rxpt4
Nanomaterial-based sensors for detection of foodborne bacterial pathogens and toxins as well as pork adulteration in meat products
2016
Journal of Food and Drug Analysis
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In addition, the application through a noncross-linking method without the need for any surface modification is also presented for detection of pork adulteration in meat products. ...
In recent years, nanotechnology has emerged as a promising field for solving food safety issues in terms of detecting contaminants, enabling controlled release of preservatives to extend the shelf life ...
This resulted in a change in mass with a concomitant change in QCM frequency for detection of E. coli O157:H7. ...
doi:10.1016/j.jfda.2015.05.001
pmid:28911398
fatcat:tnmnqq6ypjghzmwvpqfl2mehjy
Recent Advances in Potential Nanoparticles and Nanotechnology for Sensing Food-Borne Pathogens and Their Toxins in Foods and Crops: Current Technologies and Limitations
2014
Sensors and materials
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Food-borne pathogens cause infectious diseases in people worldwide. Hence, the development of rapid detection methods for food-borne pathogens is necessary. ...
The application of potentially useful nanoparticles (NPs) results in enhanced sensitivity, improved response time, and increased portability owing to their distinct chemical and optical features. ...
This work was also supported by a grant from Mahidol University, Thailand, and by a grant from the Faculty of Environment and Resource Studies, Mahidol University, Thailand. ...
doi:10.18494/sam.2014.1015
fatcat:jgzjmkfuq5hkratnqunoj366qm
Biosensors: A Novel Approach to Detect Food-borne Pathogens
2018
Applied Microbiology open access
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The use of biosensors is considered a new approach to quickly detect foodborne pathogens and their toxins. ...
Immunological, molecular, and cultural methods are frequently used in the detection of foodborne pathogens. ...
ELISA and lateral flow immunoassay are among the immunological methods that are currently used for the detection of foodborne pathogens [53] . ...
doi:10.4172/2471-9315.1000151
fatcat:el564xkxmzbebhbezyjgpfnwwa
In situ food-borne pathogen sensors in a nanoconfined space by surface enhanced Raman scattering
2021
Mikrochimica Acta
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The latest progress on the use of SERS for rapid detection of food-borne bacteria and viruses is considered, including both the labeled and label-free detection strategies. ...
an effective detection strategy for pathogens. ...
Declarations Conflict of interest The authors declare that they have no conflict of interest. Conflict of interest The authors declare that they have no competing of interests. ...
doi:10.1007/s00604-021-04864-4
pmid:34041602
pmcid:PMC8154335
fatcat:qf55qulnira4jgj4tx6bhq27si
A systematic review of the clinical, public health and cost-effectiveness of rapid diagnostic tests for the detection and identification of bacterial intestinal pathogens in faeces and food
2007
Health Technology Assessment
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Non-UK purchasers will have to pay a small fee for post and packing. For European countries the cost is £2 per monograph and for the rest of the world £3 per monograph. ...
Comparison
of the BAX for screening E. coli O157:H7 method
with conventional methods for detection of
extremely low levels of Escherichia coli O157:H7 in
ground beef. ...
E. coli O157:H7 test for detection of Escherichia coli
O157:H7 in stools
Notes:
2 × 2 data derived from prospective evaluation only, to mirror diagnostic practice
Setting:
Multi-site evaluation, Canada ...
doi:10.3310/hta11360
pmid:17803865
fatcat:onavonjugra4jdcrq2zjxoexey
Recent Advancements in the Technologies Detecting Food Spoiling Agents
2021
Journal of Functional Biomaterials
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The current review focuses on the advancements in these methods for the detection of food-borne contaminants and pathogens. ...
In this contest, there is a dire necessity to comprehend, implement, and monitor the levels of contaminants by utilizing various available methods, such as single-cell droplet microfluidic system, DNA ...
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/jfb12040067
pmid:34940546
pmcid:PMC8709279
fatcat:lmrell5j6jbjjmnkqtstjwtsaq
Disposable Paper-Based Biosensors for the Point-of-Care Detection of Hazardous Contaminations—A Review
2021
Biosensors
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For liquid samples, various structures (including a dipstick, as well as microfluidic and lateral flow) have been constructed. ...
sensor elements, and the connection between two methods of detection in a small set. ...
Acknowledgments: The authors gratefully acknowledge Research Council of Baqiyatallah University of Medical Sciences.
Conflicts of Interest: The authors declare no conflict of interest. ...
doi:10.3390/bios11090316
pmid:34562906
fatcat:6g3xoj4x3bc2hp3fqmr4list2e
Sensitive Detection of Foodborne E. coli O157:H7 by Dendrimer-aptamer Modified Microchannels - with RCA Signal Intensifications
[article]
2018
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Subsequently, the optimized RCA reaction conditions are used in a dendrimer-aptamer microfluidic whole-cell detection system for E. coli O157:H7 detection with signal RCA (sRCA) signal intensifications ...
In situ cRCA synthesis on microchannel inner surface is characterized and optimized for its application in capturing E. coli O157:H7 cells. ...
Using antibody based lateral flow immunoassay, Cho et al. recently described detection of E. coli O157:H7 with a LOD of 10 2 CFU/mL, which was completed within 15 min [41] . ...
doi:10.20381/ruor-22028
fatcat:xwfza5shyre77ejitpfsgkrlbm
Modernization of Control of Pathogenic Micro-Organisms in the Food-Chain Requires a Durable Role for Immunoaffinity-Based Detection Methodology—A Review
2021
Foods
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Containment requires easy-to-use, failsafe, single-use tests giving an overall risk score in situ. ...
The context is that the highest risk of food contamination is through the animal and human fecal route with a majority of foodborne infections originating from sources in mass and domestic kitchens at ...
The detection of Escherichia coli O157:H7 in ground beef is an example of a direct bacterial application [144] . ...
doi:10.3390/foods10040832
pmid:33920486
fatcat:xayt5yzl6zeprooqhhpvkoyuoa
Development of multiple cross displacement amplification label-based gold nanoparticles lateral flow biosensor for detection of Listeria monocytogenes
2017
International Journal of Nanomedicine
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In this report, we propose a simple, rapid, and nearly instrument-free molecular technique using multiple cross displacement amplification (MCDA) label-based gold nanoparticles lateral flow biosensor ( ...
The assay was also successfully applied to detecting L. monocytogenes in pork samples. ...
A rapid and highly sensitive protocol for the detection of Escherichia coli O157: H7 based on immunochromatography assay combined with the enrichment technique of immunomagnetic nanoparticles. ...
doaj:4a684e0a26e14156ad9d45d4f219c2a5
fatcat:tk7hsfq76zau7p6coeyx33qu74
Ensuring food safety using aptamer based assays: Electroanalytical approach
2017
TrAC. Trends in analytical chemistry
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analytical solutions for determination of health threatening contaminants in all stages of production process, is the next field of research for developing efficient electrochemical aptasensors. ...
Aptamers, are being increasingly employed as favorable receptors for constructing highly sensitive biosensors, for their remarkable affinities towards certain targets including a wide scope of biological ...
as a model for E. coli O157: H7. ...
doi:10.1016/j.trac.2017.07.001
pmid:32287541
pmcid:PMC7112916
fatcat:oekxai5q4jbbtm5ftzntcdcgje
Multivariate Markovian Modeling of Tuberculosis: Forecast for the United States
2000
Emerging Infectious Diseases
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We report a case of chronic Schistosoma haematobium infection with pseudometastatic pulmonary nodules and high-grade squamous cell carcinoma in a 30-year-old man in Mali. ...
This work was supported in part by a grant from the Norwegian Ministry of Agriculture.
About the Author Dr. Pirisinu is a researcher at the Istituto Superiore di Sanità in Rome, Italy. ...
We used whole-genome sequencing to investigate the evolutionary context of an emerging highly pathogenic strain of Shiga toxin-producing Escherichia coli (STEC) O157:H7 in England and Wales. ...
doi:10.3201/eid0602.000207
pmid:10756148
pmcid:PMC2640843
fatcat:772hgyrffffprdrgyiwb7urehe
Pseudomembranous colitis
2015
Disease-a-month
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The less common non-C. difficile causes of pseudomembranous colitis should be entertained, as a number of etiologies can result in this condition. ...
Examples include Behcet's disease, collagenous colitis, inflammatory bowel disease, ischemic colitis, other infections organisms (e.g. bacteria, parasites, viruses), and a handful of drugs and toxins. ...
Enterohemorrhagic Escherichia coli O157:H7 Escherichia coli is a gram-negative, facultative-anaerobic, rod-shaped bacterium that is ubiquitous in the environment and in humans and is associated with a ...
doi:10.1016/j.disamonth.2015.01.006
pmid:25769243
pmcid:PMC4402243
fatcat:bspmj4zgundmpknzxfdu5uscvq
Recent Applications of Magnetic Nanoparticles in Food Analysis
2020
Processes
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Nanotechnology has become a topic of interest due to the outstanding advantages that the use of nanomaterials offers in many fields. ...
The aim of this review article is to summarise the most remarkable applications of m-NPs in food analysis in the last five years (2016–2020) showing a general view of the use of such materials in the field ...
Conflicts of Interest: The authors declare no conflict of interest.
Abbreviations ...
doi:10.3390/pr8091140
fatcat:zc3fk3u6qfdbdf3sa32uoswm2u
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