Label-free colorimetric detection of biothiols utilizing SAM and unmodified Au nanoparticles

2015 ◽  
Vol 68 ◽  
pp. 668-674 ◽  
Author(s):  
Zhi-Jian Li ◽  
Xiang-Juan Zheng ◽  
Li Zhang ◽  
Ru-Ping Liang ◽  
Zhi-Mei Li ◽  
...  
Keyword(s):  
Au Nanoparticles ◽  
Colorimetric Detection ◽  
Label Free

Label-Free Colorimetric Detection of Arsenite Utilizing G-/T-Rich Oligonucleotides and Unmodified Au Nanoparticles

2013 ◽  
Vol 19 (16) ◽  
pp. 5029-5033 ◽  
Author(s):  
Ru-Ping Liang ◽  
Zhong-Xia Wang ◽  
Li Zhang ◽  
Jian-Ding Qiu
Keyword(s):  
Au Nanoparticles ◽  
Colorimetric Detection ◽  
Label Free

scholarly journals Disulfide-induced self-assembled targets: A novel strategy for the label free colorimetric detection of DNAs/RNAs via unmodified gold nanoparticles

2017 ◽  
Vol 7 (1) ◽  
Author(s):  
Ehsan Shokri ◽  
Morteza Hosseini ◽  
Mehdi D. Davari ◽  
Mohammad R. Ganjali ◽  
Maikel P. Peppelenbosch ◽  
...  
Keyword(s):  
Gold Nanoparticles ◽  
Colorimetric Detection ◽  
Label Free ◽  
Self Assembled ◽  
Novel Strategy

A High reproducible SERS sensor based on Au nanoparticles /Graphene Oxide hybrid nanocomposite for label-free quantitative detection of antibiotics

The Analyst ◽  
2021 ◽  
Author(s):  
Yan Wang ◽  
Huacai Chen ◽  
Li Jiang
Keyword(s):  
Graphene Oxide ◽  
Broad Spectrum ◽  
Au Nanoparticles ◽  
Quantitative Detection ◽  
Antibiotic Residues ◽  
Hybrid Nanocomposite ◽  
Label Free ◽  
Animal Diseases ◽  
Broad Spectrum Antibiotics

Ampicillin and nitrofurantoin, as broad-spectrum antibiotics, are widely used in the prevention of animal diseases and to ensure livestock growth. Large amounts of antibiotic residues exist in animal-derived foods, affecting...

Difunctional biogenic Au nanoparticles for colorimetric detection and removal of Hg2+

RSC Advances ◽  
2015 ◽  
Vol 5 (53) ◽  
pp. 42931-42934 ◽  
Author(s):  
Hao Zhou ◽  
Yuanyuan Qu ◽  
Duanxing Li ◽  
Xuwang Zhang ◽  
Qiao Ma ◽  
...  
Keyword(s):  
Au Nanoparticles ◽  
Colorimetric Detection ◽  
Colorimetric Sensor ◽  
Biological Reduction ◽  
Cupriavidus Metallidurans

Biogenic Au nanoparticles (AuNPs) produced by Cupriavidus metallidurans SHE could act as a colorimetric sensor and scavenger of Hg2+ based on biological reduction mediated formation of an amalgam.

Label-free colorimetric detection of deoxyribonuclease I activity based on the DNA-enhanced peroxidase-like activity of MIL-53(Fe)

2019 ◽  
Vol 43 (32) ◽  
pp. 12776-12784 ◽  
Author(s):  
Chan Song ◽  
Wei Ding ◽  
Haibo Liu ◽  
Weiwen Zhao ◽  
Yuewei Yao ◽  
...  
Keyword(s):  
Colorimetric Detection ◽  
Label Free ◽  
Single Stranded Dna ◽  
Deoxyribonuclease I

In this study, the effect of single-stranded DNA (ssDNA) on the intrinsic peroxidase-like activity of MIL-53(Fe) was investigated.

A sensitive gold nanoparticle-based aptasensor for colorimetric detection of Aβ1–40 oligomers

2018 ◽  
Vol 10 (6) ◽  
pp. 641-645 ◽  
Author(s):  
Xu Zhu ◽  
Ningning Zhang ◽  
Yintang Zhang ◽  
Baoxia Liu ◽  
Zhu Chang ◽  
...  
Keyword(s):  
Gold Nanoparticle ◽  
Colorimetric Detection ◽  
Label Free ◽  
Homogeneous Phase

A gold nanoparticle-based label-free homogeneous phase colorimetric bioassay was developed for the detection of Aβ1–40 oligomers.

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