Sensitive determination of sialic acid expression on living cells by using an ITO electrode modified with graphene, gold nanoparticles and thionine for triple signal amplification

2017 ◽  
Vol 184 (10) ◽  
pp. 3841-3850 ◽  
Author(s):  
Dongping Qian ◽  
Fengfeng Han ◽  
Weibo Li ◽  
Ning Bao ◽  
Chunmei Yu ◽  
...  
Keyword(s):  
Gold Nanoparticles ◽  
Sialic Acid ◽  
Signal Amplification ◽  
Living Cells ◽  
Ito Electrode ◽  
Sensitive Determination

An enhanced enzyme-linked aptamer assay for the detection of zearalenone based on gold nanoparticles

2021 ◽  
Author(s):  
Shumin Sun ◽  
Yanli Xie
Keyword(s):  
Gold Nanoparticles ◽  
Signal Amplification ◽  
Competitive Assay ◽  
Aptamer Assay ◽  
Sensitive Determination

Enhanced enzyme-linked aptamer assay (ELAA) for rapid and sensitive determination of zearalenone (ZEN) was established based on HRP signal amplification by using a AuNP modified aptamer as a probe in a competitive assay.

A fluorine-doped tin oxide electrode modified with gold nanoparticles for electrochemiluminescent determination of hydrogen peroxide released by living cells

2016 ◽  
Vol 184 (2) ◽  
pp. 603-610 ◽  
Author(s):  
Man Li ◽  
Hongfang Gao ◽  
Xiaofei Wang ◽  
Yufeng Wang ◽  
Honglan Qi ◽  
...  
Keyword(s):  
Hydrogen Peroxide ◽  
Gold Nanoparticles ◽  
Tin Oxide ◽  
Living Cells ◽  
Oxide Electrode

A gold nanoparticles - Graphene based electrochemical sensor for sensitive determination of nitrazepam

2018 ◽  
Vol 830-831 ◽  
pp. 63-71 ◽  
Author(s):  
Luminiţa Fritea ◽  
Florin Bănică ◽  
Traian Octavian Costea ◽  
Liviu Moldovan ◽  
Ciprian Iovan ◽  
...  
Keyword(s):  
Gold Nanoparticles ◽  
Electrochemical Sensor ◽  
Sensitive Determination

A ratiometric electrochemical strategy for sensitive determination of Furin activity based on dual signal amplification and antifouling nanosurfaces

The Analyst ◽  
2017 ◽  
Vol 142 (22) ◽  
pp. 4215-4220 ◽  
Author(s):  
Dazhi Yao ◽  
Wenqi Zhao ◽  
Limin Zhang ◽  
Yang Tian
Keyword(s):  
Alzheimer’S Disease ◽  
Alzheimer's Disease ◽  
Cell Surface ◽  
Signal Amplification ◽  
Accurate Method ◽  
Sensitive Determination ◽  
Dual Signal Amplification

Developing a sensitive and accurate method for Furin activity is still the bottleneck for understanding the role played by Furin in cell-surface systems and even in Alzheimer's disease.

scholarly journals The highly sensitive determination of serotonin by using gold nanoparticles (Au NPs) with a localized surface plasmon resonance (LSPR) absorption wavelength in the visible region

RSC Advances ◽  
2020 ◽  
Vol 10 (51) ◽  
pp. 30858-30869
Author(s):  
Phuong Que Tran Do ◽  
Vu Thi Huong ◽  
Nguyen Tran Truc Phuong ◽  
Thi-Hiep Nguyen ◽  
Hanh Kieu Thi Ta ◽  
...  
Keyword(s):  
Gold Nanoparticles ◽  
Visible Region ◽  
Localized Surface Plasmon ◽  
Au Nps ◽  
Highly Sensitive ◽  
Surface Enhanced ◽  
Surface Enhanced Raman ◽  
Enhanced Raman Scattering ◽  
Sensitive Determination

The development of improved methods for the synthesis of monodisperse gold nanoparticles (Au NPs) is of high priority because they can be used as substrates for surface-enhanced Raman scattering (SERS) applications relating to biological lipids.

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