Quantitative Imaging of Genetically Encoded Fluorescence Lifetime Biosensors

Genetically encoded fluorescence lifetime biosensors have emerged as powerful tools for quantitative imaging, enabling precise measurement of cellular metabolites, molecular interactions, and dynamic cellular processes. This review provides an overview of the principles, applications, and advancemen...

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Main Authors: Cong Quang Vu, Satoshi Arai
Format: Article
Language:English
Published: MDPI AG 2023-10-01
Series:Biosensors
Subjects:
Online Access:https://www.mdpi.com/2079-6374/13/10/939
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author Cong Quang Vu
Satoshi Arai
author_facet Cong Quang Vu
Satoshi Arai
author_sort Cong Quang Vu
collection DOAJ
description Genetically encoded fluorescence lifetime biosensors have emerged as powerful tools for quantitative imaging, enabling precise measurement of cellular metabolites, molecular interactions, and dynamic cellular processes. This review provides an overview of the principles, applications, and advancements in quantitative imaging with genetically encoded fluorescence lifetime biosensors using fluorescence lifetime imaging microscopy (go-FLIM). We highlighted the distinct advantages of fluorescence lifetime-based measurements, including independence from expression levels, excitation power, and focus drift, resulting in robust and reliable measurements compared to intensity-based approaches. Specifically, we focus on two types of go-FLIM, namely Förster resonance energy transfer (FRET)–FLIM and single-fluorescent protein (FP)-based FLIM biosensors, and discuss their unique characteristics and benefits. This review serves as a valuable resource for researchers interested in leveraging fluorescence lifetime imaging to study molecular interactions and cellular metabolism with high precision and accuracy.
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spelling doaj.art-f841920f0e064be8a0a088335627f7c82023-11-19T15:51:37ZengMDPI AGBiosensors2079-63742023-10-01131093910.3390/bios13100939Quantitative Imaging of Genetically Encoded Fluorescence Lifetime BiosensorsCong Quang Vu0Satoshi Arai1WPI Nano Life Science Institute, Kanazawa University, Kakuma-machi, Kanazawa 920-1192, JapanWPI Nano Life Science Institute, Kanazawa University, Kakuma-machi, Kanazawa 920-1192, JapanGenetically encoded fluorescence lifetime biosensors have emerged as powerful tools for quantitative imaging, enabling precise measurement of cellular metabolites, molecular interactions, and dynamic cellular processes. This review provides an overview of the principles, applications, and advancements in quantitative imaging with genetically encoded fluorescence lifetime biosensors using fluorescence lifetime imaging microscopy (go-FLIM). We highlighted the distinct advantages of fluorescence lifetime-based measurements, including independence from expression levels, excitation power, and focus drift, resulting in robust and reliable measurements compared to intensity-based approaches. Specifically, we focus on two types of go-FLIM, namely Förster resonance energy transfer (FRET)–FLIM and single-fluorescent protein (FP)-based FLIM biosensors, and discuss their unique characteristics and benefits. This review serves as a valuable resource for researchers interested in leveraging fluorescence lifetime imaging to study molecular interactions and cellular metabolism with high precision and accuracy.https://www.mdpi.com/2079-6374/13/10/939genetically encoded fluorescence lifetime biosensorsFLIMFRET–FLIMfluorescent proteinsquantitative imaging
spellingShingle Cong Quang Vu
Satoshi Arai
Quantitative Imaging of Genetically Encoded Fluorescence Lifetime Biosensors
Biosensors
genetically encoded fluorescence lifetime biosensors
FLIM
FRET–FLIM
fluorescent proteins
quantitative imaging
title Quantitative Imaging of Genetically Encoded Fluorescence Lifetime Biosensors
title_full Quantitative Imaging of Genetically Encoded Fluorescence Lifetime Biosensors
title_fullStr Quantitative Imaging of Genetically Encoded Fluorescence Lifetime Biosensors
title_full_unstemmed Quantitative Imaging of Genetically Encoded Fluorescence Lifetime Biosensors
title_short Quantitative Imaging of Genetically Encoded Fluorescence Lifetime Biosensors
title_sort quantitative imaging of genetically encoded fluorescence lifetime biosensors
topic genetically encoded fluorescence lifetime biosensors
FLIM
FRET–FLIM
fluorescent proteins
quantitative imaging
url https://www.mdpi.com/2079-6374/13/10/939
work_keys_str_mv AT congquangvu quantitativeimagingofgeneticallyencodedfluorescencelifetimebiosensors
AT satoshiarai quantitativeimagingofgeneticallyencodedfluorescencelifetimebiosensors