Impedimetric immunosensor based on gold nanoparticles modified graphene paper for label-free detection of Escherichia coli O157:H7

2013 ◽  
Vol 49 ◽  
pp. 492-498 ◽  
Author(s):  
Yixian Wang ◽  
Jianfeng Ping ◽  
Zunzhong Ye ◽  
Jian Wu ◽  
Yibin Ying
Keyword(s):  
Escherichia Coli ◽  
Gold Nanoparticles ◽  
Escherichia Coli O157 ◽  
Label Free ◽  
Label Free Detection ◽  
Graphene Paper ◽  
Modified Graphene ◽  
Impedimetric Immunosensor

scholarly journals Novel impedimetric aptasensor for label-free detection of Escherichia coli O157:H7

2018 ◽  
Vol 255 ◽  
pp. 2988-2995 ◽  
Author(s):  
Sergi Brosel-Oliu ◽  
Rubén Ferreira ◽  
Naroa Uria ◽  
Natalia Abramova ◽  
Raimundo Gargallo ◽  
...  
Keyword(s):  
Escherichia Coli ◽  
Escherichia Coli O157 ◽  
Label Free ◽  
Label Free Detection

Rapid, sensitive and label-free detection of Shiga-toxin producing Escherichia coli O157 using carbon nanotube biosensors

2012 ◽  
Vol 32 (1) ◽  
pp. 69-75 ◽  
Author(s):  
Sowmya Subramanian ◽  
Konrad H. Aschenbach ◽  
Jennifer P. Evangelista ◽  
Mohamed Badaoui Najjar ◽  
Wenxia Song ◽  
...  
Keyword(s):  
Escherichia Coli ◽  
Carbon Nanotube ◽  
Shiga Toxin ◽  
Escherichia Coli O157 ◽  
Label Free ◽  
Label Free Detection

Size-dependent optical extinction of MoS2 nanosheets and their aptamer-induced dispersion behavior for the label-free detection of Escherichia coli O157:H7

The Analyst ◽  
2021 ◽  
Author(s):  
Jiye Li ◽  
Jie Wang
Keyword(s):  
Escherichia Coli ◽  
Escherichia Coli O157 ◽  
Label Free ◽  
Mos2 Nanosheets ◽  
Optical Extinction ◽  
Size Dependent ◽  
Dispersion Behavior ◽  
Label Free Detection ◽  
First Time

For the first time, we have revealed the size-dependent extinction response of MoS2-NS aggregation, the phenomenon of which has been employed as a sensing strategy for the label-free detection of Escherichia coli O157:H7.

Label-Free Detection of Escherichia coli from Mixed Bacterial Cultures Using Bacteriophage T4 on Plasmonic Fiber-Optic Sensor

ACS Sensors ◽  
2021 ◽  
Author(s):  
Pallavi Halkare ◽  
Nirmal Punjabi ◽  
Jigme Wangchuk ◽  
Santhosh Madugula ◽  
Kiran Kondabagil ◽  
...  
Keyword(s):  
Escherichia Coli ◽  
Fiber Optic ◽  
Bacteriophage T4 ◽  
Fiber Optic Sensor ◽  
Label Free ◽  
Bacterial Cultures ◽  
Optic Sensor ◽  
Label Free Detection

A capacitive DNA sensor for sensitive detection of Escherichia coli O157:H7 in potable water based on the z3276 genetic marker: fabrication and analytical performance

The Analyst ◽  
2020 ◽  
Vol 145 (6) ◽  
pp. 2267-2278 ◽  
Author(s):  
Rehan Deshmukh ◽  
Arun Kumar Prusty ◽  
Utpal Roy ◽  
Sunil Bhand
Keyword(s):  
Escherichia Coli ◽  
Genetic Marker ◽  
Potable Water ◽  
Analytical Performance ◽  
Sensitive Detection ◽  
Escherichia Coli O157 ◽  
Dna Sensor ◽  
Label Free ◽  
Dna Sensing ◽  
Water Based

We report a label-free biosensor for the detection of Escherichia coli O157:H7 ATCC 43895 in potable water using a newly designed DNA sensing probe targeting the z3276 genetic marker.

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

2020 ◽  
Vol 12 (2) ◽  
pp. 212-217 ◽  
Author(s):  
Juan Du ◽  
Shujing Wu ◽  
Liyuan Niu ◽  
Junguang Li ◽  
Dianbo Zhao ◽  
...  
Keyword(s):  
Escherichia Coli ◽  
Gold Nanoparticles ◽  
Listeria Monocytogenes ◽  
Salmonella Typhimurium ◽  
Multiplex Pcr ◽  
Simultaneous Detection ◽  
Escherichia Coli O157 ◽  
Pcr Assay ◽  
Multiplex Pcr Assay ◽  
Pcr Product

Unfunctionalized flower-shaped AuNPs is used as colorimetric sensor for PCR product detection by naked eyes.

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