A highly sensitive and selective resonance scattering spectral assay for potassium ion based on aptamer and nanosilver aggregation reactions

Unmodified gold nanoparticles as a colorimetric probe for potassium DNA aptamers

Lihua Wang, Xingfen Liu, Xiaofang Hu et al. · Chemical Communications · 2006 · 399 citations

Engineering, Biotechnology, Chemistry +17

Enzyme Colorimetric Assay Using Unmodified Silver Nanoparticles

Hui Wei, Chaogui Chen, Bingyan Han et al. · Analytical Chemistry · 2008 · 314 citations

Life Sciences, Biochemistry, Biotechnology +17

Aptamer conformational switch as sensitive electrochemical biosensor for potassium ion recognition

Abd‐Elgawad Radi, Ciara K. O’Sullivan · Chemical Communications · 2006 · 200 citations

Natural Sciences, Biochemistry, Chemistry +17

Characterization and Optimization of Gold Nanoparticle-Based Silver-Enhanced Immunoassays

Shalini Gupta, Sabil Huda, Peter K. Kilpatrick et al. · Analytical Chemistry · 2007 · 195 citations

Pharmacy, Bioengineering, Immunology +16

Visual Detection of Sudan Dyes Based on the Plasmon Resonance Light Scattering Signals of Silver Nanoparticles

Li Ping Wu, Yuan Fang Li, Cheng Zhi Huang et al. · Analytical Chemistry · 2006 · 175 citations

Natural Sciences, Chemistry, Food Science +17