Dual-mode optical biosensor based on multi-functional DNA structures for detecting bioactive small molecules

Guo, Li; Chen, Dandan; Wang, Huijie; Meng, Xinzhu; Yan, Yongcun; Zhi, Shuangcheng; Dai, Senquan; Bi, Sai

doi:10.1039/d3cc06231g

Chem. Commun.

2024

DOI: 10.1039/d3cc06231g

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Dual-mode optical biosensor based on multi-functional DNA structures for detecting bioactive small molecules

Li Guo,

Dandan Chen,

Huijie Wang

et al.

Abstract: Semiconducting polymer dots and Hemin functionalized DNA nanoflowers with excellent peroxidase-like activity and high fluorescent brightness are prepared for fluorescent/colorimetric dual-mode sensing of dopamine and glutathione as low as nM...

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Construction of a fluorescent and colorimetric multi-mode aptasensor for label-free and sensitive detection of ochratoxin A in agricultural products

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Dual-mode optical biosensor based on multi-functional DNA structures for detecting bioactive small molecules

Abstract: Semiconducting polymer dots and Hemin functionalized DNA nanoflowers with excellent peroxidase-like activity and high fluorescent brightness are prepared for fluorescent/colorimetric dual-mode sensing of dopamine and glutathione as low as nM...

Cited by 4 publications

References 24 publications

Interface-constrained catalytic hairpin assembly permits highly sensitive SERS signaling of miRNA

Interface-constrained catalytic hairpin assembly permits highly sensitive SERS signaling of miRNA

Target proteins-regulated DNA nanomachine-electroactive substance complexes enable separation-free electrochemical detection of clinical exosome

Construction of a fluorescent and colorimetric multi-mode aptasensor for label-free and sensitive detection of ochratoxin A in agricultural products

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