In-situ immuno-gold nanoparticle network ELISA biosensors for pathogen detection

IH Cho, J Irudayaraj - International journal of food microbiology, 2013 - Elsevier
Food poisoning microorganisms that contaminate food products and compromise food
safety and security have been considered a major health threat and a serious concern for …

Detection of Unamplified E. coli O157 DNA Extracted from Large Food Samples Using a Gold Nanoparticle Colorimetric Biosensor

E Dester, K Kao, EC Alocilja - Biosensors, 2022 - mdpi.com
Rapid detection of foodborne pathogens such as E. coli O157 is essential in reducing the
prevalence of foodborne illness and subsequent complications. Due to their unique …

A gold nanoparticles-assisted multiplex PCR assay for simultaneous detection of Salmonella typhimurium, Listeria monocytogenes and Escherichia coli O157: H7

J Du, S Wu, L Niu, J Li, D Zhao, Y Bai - Analytical Methods, 2020 - pubs.rsc.org
Foodborne pathogens are a major cause of foodborne illness, leading to a growing food
safety problem in public health. This work aims to develop a novel gold nanoparticles …

Gold nanoparticle-labeled biosensor for rapid and sensitive detection of bacterial pathogens

Y Wang, EC Alocilja - Journal of biological engineering, 2015 - Springer
Abstract Background Escherichia coli O157: H7 is one of the major foodborne bacterial
pathogens and also a biodefense agent. To ensure food safety and public health, it is very …

Rapid colorimetric gene-sensing of food pathogenic bacteria using biomodification-free gold nanoparticle

Z Fu, X Zhou, D Xing - Sensors and Actuators B: Chemical, 2013 - Elsevier
Foodborne pathogens have been recognised as the major cause for infection of people
worldwide with vital health damage. Thus the development of rapid food pathogen detection …

An impedimetric biosensor for E. coli O157:H7 based on the use of self-assembled gold nanoparticles and protein G

D Lin, RG Pillai, WE Lee, AB Jemere - Microchimica Acta, 2019 - Springer
Two kinds of electrochemical impedimetric biosensors for the detection of E. coli O157: H7
are described and compared. They were fabricated using self-assembled layers of thiolated …

Detection of Non-PCR Amplified S. enteritidis Genomic DNA from Food Matrices Using a Gold-Nanoparticle DNA Biosensor: A Proof-of-Concept Study

SA Vetrone, MC Huarng, EC Alocilja - Sensors, 2012 - mdpi.com
Bacterial pathogens pose an increasing food safety and bioterrorism concern. Current DNA
detection methods utilizing sensitive nanotechnology and biosensors have shown excellent …

A sensitive biosensor using double-layer capillary based immunomagnetic separation and invertase-nanocluster based signal amplification for rapid detection of …

F Huang, H Zhang, L Wang, W Lai, J Lin - Biosensors and Bioelectronics, 2018 - Elsevier
Combining double-layer capillary based high gradient immunomagnetic separation,
invertase-nanocluster based signal amplification and glucose meter based signal detection …

Gold nanoparticle based biosensors for rapid pathogen detection: A review

M Hegde, P Pai, MG Shetty, KS Babitha - … Nanotechnology, Monitoring & …, 2022 - Elsevier
The environment around us is home to a wide range of pathogens, including those that can
cause life-threatening infections. As a result, rapid and early detection of pathogens is vital …

Biorecognition elements appended gold nanoparticle biosensors for the detection of food-borne pathogens-A review

S Sadanandan, K Ramkumar, NP Pillai, P Anuvinda… - Food Control, 2023 - Elsevier
Food-borne diseases emanated from bacterial contamination pose serious threats to human
food safety and well-being. Microbes such as Clostridium perfringens, Escherichia coli (E …