Label-free colorimetric sensor for ultrasensitive detection of heparin based on color quenching of gold nanorods by graphene oxide

2012 ◽  
Vol 34 (1) ◽  
pp. 227-231 ◽  
Author(s):  
Xiuli Fu ◽  
Lingxin Chen ◽  
Jinhua Li ◽  
Meng Lin ◽  
Huiyan You ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Gold Nanorods ◽  
Colorimetric Sensor ◽  
Ultrasensitive Detection ◽  
Label Free

Label-free electrochemical immunosensor based on gold nanoparticle/polyethyleneimine/reduced graphene oxide nanocomposite for the ultrasensitive detection of cancer biomarker matrix metalloproteinase-1

The Analyst ◽  
2021 ◽  
Author(s):  
Xinke Liu ◽  
Lu-Yin Lin ◽  
Fu-Yen Tseng ◽  
Yu-Cheng Tan ◽  
Jian Li ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Matrix Metalloproteinase ◽  
Gold Nanoparticle ◽  
Reduced Graphene Oxide ◽  
Electrochemical Immunosensor ◽  
Ultrasensitive Detection ◽  
Label Free ◽  
Matrix Metalloproteinase 1 ◽  
Reduced Graphene ◽  
P Matrix

Matrix metalloproteinase-1 (MMP-1) is associated with many types of cancers, including oral, colorectal, and brain cancers. This paper describes the fabrication of an MMP-1 immunosensor based on a gold nanoparticle/polyethyleneimine/reduced...

A label-free colorimetric sensor for Pb2+ detection based on the acceleration of gold leaching by graphene oxide

2015 ◽  
Vol 44 (10) ◽  
pp. 4623-4629 ◽  
Author(s):  
Xinhao Shi ◽  
Wei Gu ◽  
Cuiling Zhang ◽  
Longyun Zhao ◽  
Weidong Peng ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Room Temperature ◽  
Colorimetric Sensor ◽  
Label Free ◽  
Gold Leaching

In this work, we developed a novel, label-free, colorimetric sensor for Pb2+ detection based on the acceleration of gold leaching by graphene oxide (GO) at room temperature.

Non-aggregation based label free colorimetric sensor for the detection of Cu2+ based on catalyzing etching of gold nanorods by dissolve oxygen

Talanta ◽  
2013 ◽  
Vol 117 ◽  
pp. 425-430 ◽  
Author(s):  
Jia-Ming Liu ◽  
Li Jiao ◽  
Li-Ping Lin ◽  
Ma-Lin Cui ◽  
Xin-Xing Wang ◽  
...  
Keyword(s):  
Dissolve Oxygen ◽  
Gold Nanorods ◽  
Colorimetric Sensor ◽  
Label Free

A colorimetric sensor for protamine detection based on the self-assembly of gold nanorods on graphene oxide

2019 ◽  
Vol 43 (22) ◽  
pp. 8502-8507 ◽  
Author(s):  
Natpapas Wiriyachaiporn ◽  
Petpimon Srisurat ◽  
Jarumeth Cherngsuwanwong ◽  
Natcha Sangsing ◽  
Jaruwan Chonirat ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Gold Nanorods ◽  
Self Assembly ◽  
Detection Method ◽  
Colorimetric Detection ◽  
Colorimetric Sensor ◽  
The Self

Here, we report a simple colorimetric detection method for the determination of protamine based on the self-assembly of gold nanorods (AuNRs) on graphene oxide (GO).

Non-aggregation based label free colorimetric sensor for the detection of Cr (VI) based on selective etching of gold nanorods

2011 ◽  
Vol 155 (2) ◽  
pp. 817-822 ◽  
Author(s):  
Fei-Ming Li ◽  
Jia-Ming Liu ◽  
Xin-Xing Wang ◽  
Li-Ping Lin ◽  
Wen-Lian Cai ◽  
...  
Keyword(s):  
Gold Nanorods ◽  
Colorimetric Sensor ◽  
Selective Etching ◽  
Label Free

scholarly journals A label-free immunosensor based on PHEMA/graphene oxide nanocomposite for simultaneous electrochemical determination of alpha fetoprotein

RSC Advances ◽  
2019 ◽  
Vol 9 (30) ◽  
pp. 17187-17193 ◽  
Author(s):  
Ying Liang ◽  
Xiaoqing Zhao ◽  
Na Wang ◽  
Jing Wang ◽  
Hou Chen ◽  
...  
Keyword(s):  
Graphene Oxide ◽  
Electrochemical Determination ◽  
Electrochemical Immunosensor ◽  
Alpha Fetoprotein ◽  
Ultrasensitive Detection ◽  
Hydroxyethyl Methacrylate ◽  
Label Free

An electrochemical immunosensor based on poly(2-hydroxyethyl methacrylate) (PHEMA)/graphene oxide (GO) nanocomposite was designed in a simple way for the ultrasensitive detection of tumor makers (alpha-fetoprotein, AFP as a model).

A novel label free long non-coding RNA electrochemical biosensor based on green l-cysteine electrodeposition and Au–Rh hollow nanospheres as tags

RSC Advances ◽  
2015 ◽  
Vol 5 (64) ◽  
pp. 51990-51999 ◽  
Author(s):  
Fei Liu ◽  
Guiming Xiang ◽  
Liqun Zhang ◽  
Dongneng Jiang ◽  
Linlin Liu ◽  
...  
Keyword(s):  
Carbon Nanotubes ◽  
Signal Amplification ◽  
Electrochemical Biosensor ◽  
Single Wall Carbon Nanotubes ◽  
Complex Signal ◽  
Ultrasensitive Detection ◽  
Label Free ◽  
Hollow Nanospheres ◽  
Non Coding Rna ◽  
Long Non Coding Rna

lncRNA biosensor based on single-wall carbon nanotubes wrapped with Au–Rh hollow nanospheres (Au/Rh-HNP@SWCNT) complex signal amplification and an l-Cys Au nano-film provided ultrasensitive detection for the nuclear paraspeckle assembly transcript 1 (NEAT1).

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