scholarly journals Molecular detection using aptamer-modified gold nanoparticles with an immobilized DNA brush for the prevention of non-specific aggregation

RSC Advances ◽  
2021 ◽  
Vol 11 (20) ◽  
pp. 11984-11991
Author(s):  
Yuki Yano-Ozawa ◽  
Nadine Lobsiger ◽  
Yu Muto ◽  
Takahiro Mori ◽  
Ken Yoshimura ◽  
...  
Keyword(s):  
Gold Nanoparticles ◽  
Molecular Detection ◽  
Darkfield Microscopy

We demonstrated molecular detection using aptamer-modified gold nanoparticles with DNA-brush for the prevention of non-specific aggregation and smartphone darkfield microscopy.

In situ controlled sputtering deposition of gold nanoparticles on MnO2 nanorods as surface-enhanced Raman scattering substrates for molecular detection

2015 ◽  
Vol 44 (16) ◽  
pp. 7606-7612 ◽  
Author(s):  
Tao Jiang ◽  
Li Zhang ◽  
Han Jin ◽  
Xiaolong Wang ◽  
Jun Zhou
Keyword(s):  
Gold Nanoparticles ◽  
Raman Scattering ◽  
Single Crystal ◽  
Molecular Detection ◽  
Deposition Technique ◽  
Sputtering Deposition ◽  
Surface Enhanced ◽  
Surface Enhanced Raman ◽  
Enhanced Raman Scattering

Single-crystal tetragonal α-MnO2 nanorods with different amounts of gold nanoparticles (NPs) attached were successfully prepared by a facile sputtering deposition technique.

Direct imaging of single gold nanoparticle etching: sensitive detection of lead ions

2014 ◽  
Vol 6 (13) ◽  
pp. 4507-4511 ◽  
Author(s):  
Dinggui Dai ◽  
Dong Xu ◽  
Xiaodong Cheng ◽  
Yan He
Keyword(s):  
Gold Nanoparticles ◽  
Real Time ◽  
Gold Nanoparticle ◽  
Detection Method ◽  
Size Reduction ◽  
Direct Imaging ◽  
Real Time Imaging ◽  
Highly Sensitive ◽  
Darkfield Microscopy

We present a highly sensitive Pb2+ detection method by in situ real-time imaging of Pb2+ catalyzed etching and size reduction of immobilized single gold nanoparticles with darkfield microscopy.

Paracoccidioides brasiliensis Molecular Detection by the Label-Free Colorimetric Method Using Gold Nanoparticles

2018 ◽  
Vol 49 (1) ◽  
pp. 55-61
Author(s):  
Olavo O. Comparato Filho ◽  
Marcela A. Cândido ◽  
Thaís S. Veriato ◽  
Guilherme M. Lemes ◽  
Maiara L. Castilho ◽  
...  
Keyword(s):  
Gold Nanoparticles ◽  
Molecular Detection ◽  
Paracoccidioides Brasiliensis ◽  
Colorimetric Method ◽  
Label Free

Hyperspectral darkfield microscopy of PEGylated gold nanoparticles targeting CD44-expressing cancer cells

2013 ◽  
Vol 8 (1-2) ◽  
pp. 162-167 ◽  
Author(s):  
Sergiy Patskovsky ◽  
Eric Bergeron ◽  
Michel Meunier
Keyword(s):  
Gold Nanoparticles ◽  
Cancer Cells ◽  
Darkfield Microscopy

Femtomolar DNA detection by parallel colorimetric darkfield microscopy of functionalized gold nanoparticles

2011 ◽  
Vol 27 (1) ◽  
pp. 77-81 ◽  
Author(s):  
Remco Verdoold ◽  
Ron Gill ◽  
Felicia Ungureanu ◽  
Robert Molenaar ◽  
Rob P.H. Kooyman
Keyword(s):  
Gold Nanoparticles ◽  
Dna Detection ◽  
Functionalized Gold Nanoparticles ◽  
Darkfield Microscopy

Tuning the photoluminescence and ultrasensitive trace detection properties of few-layer MoS2 by decoration with gold nanoparticles

RSC Advances ◽  
2015 ◽  
Vol 5 (31) ◽  
pp. 24188-24193 ◽  
Author(s):  
Shib Shankar Singha ◽  
Dipanjan Nandi ◽  
Achintya Singha
Keyword(s):  
Gold Nanoparticles ◽  
Optical Properties ◽  
Molecular Detection ◽  
Au Nanoparticle ◽  
Trace Detection ◽  
Detection Capabilities

Tuning the optical properties and ultrasensitive molecular detection capabilities of Au nanoparticle-decorated MoS2.

scholarly journals Hyperspectral darkfield microscopy of single hollow gold nanoparticles for biomedical applications

2013 ◽  
Vol 15 (12) ◽  
pp. 4163-4168 ◽  
Author(s):  
Natasha Fairbairn ◽  
Agathi Christofidou ◽  
Antonios G. Kanaras ◽  
Tracey A. Newman ◽  
Otto L. Muskens
Keyword(s):  
Gold Nanoparticles ◽  
Biomedical Applications ◽  
Hollow Gold Nanoparticles ◽  
Darkfield Microscopy
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