Optical Pico-Biosensing of Lead Using Plasmonic Gold Nanoparticles and a Cationic Peptide-Based Aptasensor

Manju Solra,Rajni Bala,Nishima Wangoo,Gurpreet K. Soni,Munish Kumar,Rohit K. Sharma

CHEMICAL COMMUNICATIONS（2020）

引用 19|浏览11

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摘要

A novel biosensor for the rapid detection of lead ions employing the optical properties of AuNPs, a lead-specific aptamer and a cationic peptide has been demonstrated. The limit of detection of the biosensor was 98.7 pM, the lowest so far obtained using colorimetry.

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关键词

Biosensors,Biosensing,Nanoparticle-Based Sensors,Nanoscale Optical Devices

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