Molecular Design of NIR-II Polymethine Fluorophores for Bioimaging and Biosensing

Organic polymethine fluorophores with emission in the NIR-II window (1000–1700 nm) are receiving enormous attention in biomolecular medicine and bioimaging, attributed to the high absorption coefficients, bright NIR-II emission, excellent biocompatibility, and molecule adjustability. Recently, resea...

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Main Authors: Yi-Feng Ou, Tian-Bing Ren, Lin Yuan, Xiao-Bing Zhang
Format: Article
Language:English
Published: American Chemical Society 2023-05-01
Series:Chemical & Biomedical Imaging
Online Access:https://doi.org/10.1021/cbmi.3c00040
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author Yi-Feng Ou
Tian-Bing Ren
Lin Yuan
Xiao-Bing Zhang
author_facet Yi-Feng Ou
Tian-Bing Ren
Lin Yuan
Xiao-Bing Zhang
author_sort Yi-Feng Ou
collection DOAJ
description Organic polymethine fluorophores with emission in the NIR-II window (1000–1700 nm) are receiving enormous attention in biomolecular medicine and bioimaging, attributed to the high absorption coefficients, bright NIR-II emission, excellent biocompatibility, and molecule adjustability. Recently, researchers have devoted significant effort to designing and improving NIR-II polymethine fluorophores and making notable progress in the NIR-II fluorescence imaging performance. This review summarizes recent developments in the molecular engineering design mentality of polymethine fluorophores and probes and highlights their extensive bioimaging and biosensing applications. Furthermore, we elucidate the potential challenges and perspectives of these NIR-II polymethine dyes in chemical and biomedicine imaging, which may stimulate the further development of high-performance NIR-II polymethine dye contrast agents for their future clinical applications.
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spelling doaj.art-2f3a6da1473c486da0165d2fcab003152023-08-21T17:58:59ZengAmerican Chemical SocietyChemical & Biomedical Imaging2832-36372023-05-011322023310.1021/cbmi.3c00040Molecular Design of NIR-II Polymethine Fluorophores for Bioimaging and BiosensingYi-Feng OuTian-Bing RenLin YuanXiao-Bing ZhangOrganic polymethine fluorophores with emission in the NIR-II window (1000–1700 nm) are receiving enormous attention in biomolecular medicine and bioimaging, attributed to the high absorption coefficients, bright NIR-II emission, excellent biocompatibility, and molecule adjustability. Recently, researchers have devoted significant effort to designing and improving NIR-II polymethine fluorophores and making notable progress in the NIR-II fluorescence imaging performance. This review summarizes recent developments in the molecular engineering design mentality of polymethine fluorophores and probes and highlights their extensive bioimaging and biosensing applications. Furthermore, we elucidate the potential challenges and perspectives of these NIR-II polymethine dyes in chemical and biomedicine imaging, which may stimulate the further development of high-performance NIR-II polymethine dye contrast agents for their future clinical applications.https://doi.org/10.1021/cbmi.3c00040
spellingShingle Yi-Feng Ou
Tian-Bing Ren
Lin Yuan
Xiao-Bing Zhang
Molecular Design of NIR-II Polymethine Fluorophores for Bioimaging and Biosensing
Chemical & Biomedical Imaging
title Molecular Design of NIR-II Polymethine Fluorophores for Bioimaging and Biosensing
title_full Molecular Design of NIR-II Polymethine Fluorophores for Bioimaging and Biosensing
title_fullStr Molecular Design of NIR-II Polymethine Fluorophores for Bioimaging and Biosensing
title_full_unstemmed Molecular Design of NIR-II Polymethine Fluorophores for Bioimaging and Biosensing
title_short Molecular Design of NIR-II Polymethine Fluorophores for Bioimaging and Biosensing
title_sort molecular design of nir ii polymethine fluorophores for bioimaging and biosensing
url https://doi.org/10.1021/cbmi.3c00040
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