Gold-loaded nanoporous superparamagnetic nanocubes for catalytic signal amplification in detecting miRNA
Author(s) -
Mostafa Kamal Masud,
Md. Nazmul Islam,
Md. Hakimul Haque,
Shunsuke Tanaka,
Vinod Gopalan,
Gürsel Alıcı,
NamTrung Nguyen,
Alfred K. Lam,
Md. Shahriar A. Hossain,
Yusuke Yamauchi,
Muhammad J. A. Shiddiky
Publication year - 2017
Publication title -
chemical communications
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.837
H-Index - 333
eISSN - 1364-548X
pISSN - 1359-7345
DOI - 10.1039/c7cc04789d
Subject(s) - nanoporous , superparamagnetism , catalysis , materials science , nanotechnology , signal (programming language) , microrna , chemistry , computer science , physics , organic chemistry , magnetization , quantum mechanics , magnetic field , programming language , biochemistry , gene
This paper reports the development of a nonenzymatic, amplification-free, and sensitive platform for the detection of microRNA based on a new class of electrocatalytically active superparamagnetic gold-loaded nanoporous iron oxide nanocubes (Au@NPFe 2 O 3 NC). The assay showed an excellent detection sensitivity down to 100 fM and specificity towards the analysis of miR-21 in cell lines and tissue samples derived from patients with oesophageal squamous-cell carcinoma (ESCC).
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