Colorimetric Detection with Aptamer-Gold Nanoparticle Conjugates: Effect of Aptamer Length on Response

2012 ◽  
Author(s):  
Jorge L. Chavez ◽  
Nancy Kelley-Loughnane ◽  
Morley O. Stone ◽  
Robert I. MacCuspie
Keyword(s):  
Gold Nanoparticle ◽  
Colorimetric Detection

scholarly journals CRISPR/Cas12a-mediated gold nanoparticle aggregation for colorimetric detection of SARS-CoV-2

2021 ◽  
Author(s):  
Yiren Cao ◽  
Jinjun Wu ◽  
Bo Pang ◽  
Hongquan Zhang ◽  
X. Chris Le
Keyword(s):  
Gold Nanoparticles ◽  
Gold Nanoparticle ◽  
Colorimetric Detection ◽  
Isothermal Amplification ◽  
Nanoparticle Aggregation ◽  
Cleavage Activity ◽  
Gold Nanoparticle Aggregation

The trans-cleavage activity of the target-activated CRISPR-Cas12a liberated an RNA crosslinker from a molecular transducer, which facilitated assembly of gold nanoparticles. Integration of the molecular transducer with isothermal amplification and...

scholarly journals A portable lab-on-a-chip system for gold-nanoparticle-based colorimetric detection of metal ions in water

2014 ◽  
Vol 8 (5) ◽  
pp. 052107 ◽  
Author(s):  
Chen Zhao ◽  
Guowei Zhong ◽  
Da-Eun Kim ◽  
Jinxia Liu ◽  
Xinyu Liu
Keyword(s):  
Metal Ions ◽  
Gold Nanoparticle ◽  
Colorimetric Detection ◽  
Lab On A Chip

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.

scholarly journals A gold nanoparticle-intercalated mesoporous silica-based nanozyme for the selective colorimetric detection of dopamine

2020 ◽  
Vol 2 (2) ◽  
pp. 734-745 ◽  
Author(s):  
Shounak Ray ◽  
Rima Biswas ◽  
Rumeli Banerjee ◽  
Papu Biswas
Keyword(s):  
Mesoporous Silica ◽  
Gold Nanoparticle ◽  
Colorimetric Detection

A AuNP nanoparticle-incorporated mesoporous silica-based nanozyme exhibited the peroxidase-like activity and was utilized for the selective colorimetric detection of dopamine.

A colorimetric detection of microRNA-148a in gastric cancer by gold nanoparticle–RNA conjugates

2019 ◽  
Vol 31 (9) ◽  
pp. 095501 ◽  
Author(s):  
Jun Cai ◽  
Liyun Ding ◽  
Panfeng Gong ◽  
Jun Huang
Keyword(s):  
Gastric Cancer ◽  
Gold Nanoparticle ◽  
Colorimetric Detection

Colorimetric detection with aptamer–gold nanoparticle conjugates: effect of aptamer length on response

2012 ◽  
Vol 14 (10) ◽  
Author(s):  
Jorge L. Chávez ◽  
Robert I. MacCuspie ◽  
Morley O. Stone ◽  
Nancy Kelley-Loughnane
Keyword(s):  
Gold Nanoparticle ◽  
Colorimetric Detection

Y-Shaped DNA Duplex Structure-Triggered Gold Nanoparticle Dimers for Ultrasensitive Colorimetric Detection of Nucleic Acid with the Dark-Field Microscope

2017 ◽  
Vol 89 (23) ◽  
pp. 12850-12856 ◽  
Author(s):  
Jingjing Li ◽  
Qingyun Liu ◽  
Hongyan Xi ◽  
Xiangcong Wei ◽  
Zhengbo Chen
Keyword(s):  
Nucleic Acid ◽  
Gold Nanoparticle ◽  
Colorimetric Detection ◽  
Dark Field ◽  
Duplex Structure ◽  
Dna Duplex

Gold nanoparticle-based colorimetric detection of kanamycin using a DNA aptamer

2011 ◽  
Vol 415 (2) ◽  
pp. 175-181 ◽  
Author(s):  
Kyung-Mi Song ◽  
Minseon Cho ◽  
Hunho Jo ◽  
Kyoungin Min ◽  
Sung Ho Jeon ◽  
...  
Keyword(s):  
Gold Nanoparticle ◽  
Colorimetric Detection ◽  
Dna Aptamer
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