Chemiresistive biosensors based on carbon nanotubes for label-free detection of DNA sequences derived from avian influenza virus H5N1

Yangxi Fu, Victor Romay,Ye Liu,Bergoi Ibarlucea,Larysa Baraban,Vyacheslav O. Khavrus,Steffen Oswald,Alicja Bachmatiuk,Imad Ibrahim, Mark H. Rümmeli,Thomas Gemming,Viktor Bezugly,Gianaurelio Cuniberti

Sensors and Actuators B: Chemical（2017）

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摘要

•Chemiresistive genosensors with semiconducting or N-doped CNTs were fabricated.•Parallel CNT arrays were deposited on rigid or flexible substrates.•Devices showed high sensitivity to AIV subtype H5N1 DNA sequences.•Response to DNA concentrations from 2pM to 2nM was demonstrated.

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关键词

Carbon nanotube,DNA,Chemiresistor,Biosensor,Hybridization

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