Multi-Modal Multi-Spectral Intravital Macroscopic Imaging of Signaling Dynamics in Real Time during Tumor–Immune Interactions

A major obstacle in studying the interplay between cancer cells and the immune system has been the examination of proposed biological pathways and cell interactions in a dynamic, physiologically relevant system in vivo. Intravital imaging strategies are one of the few molecular imaging techniques th...

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Main Authors: Tracy W. Liu, Seth T. Gammon, David Fuentes, David Piwnica-Worms
Format: Article
Language:English
Published: MDPI AG 2021-02-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/10/3/489
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author Tracy W. Liu
Seth T. Gammon
David Fuentes
David Piwnica-Worms
author_facet Tracy W. Liu
Seth T. Gammon
David Fuentes
David Piwnica-Worms
author_sort Tracy W. Liu
collection DOAJ
description A major obstacle in studying the interplay between cancer cells and the immune system has been the examination of proposed biological pathways and cell interactions in a dynamic, physiologically relevant system in vivo. Intravital imaging strategies are one of the few molecular imaging techniques that can follow biological processes at cellular resolution over long periods of time in the same individual. Bioluminescence imaging has become a standard preclinical in vivo optical imaging technique with ever-expanding versatility as a result of the development of new emission bioluminescent reporters, advances in genomic techniques, and technical improvements in bioluminescence imaging and processing methods. Herein, we describe an advance of technology with a molecular imaging window chamber platform that combines bioluminescent and fluorescent reporters with intravital macro-imaging techniques and bioluminescence spectral unmixing in real time applied to heterogeneous living systems in vivo for evaluating tumor signaling dynamics and immune cell enzyme activities concurrently.
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spelling doaj.art-45a4120c3c4f497c9256563b60b7e8e42023-12-11T18:19:08ZengMDPI AGCells2073-44092021-02-0110348910.3390/cells10030489Multi-Modal Multi-Spectral Intravital Macroscopic Imaging of Signaling Dynamics in Real Time during Tumor–Immune InteractionsTracy W. Liu0Seth T. Gammon1David Fuentes2David Piwnica-Worms3Department of Cancer Systems Imaging, University of Texas MD Anderson Cancer Center, Houston, TX 77030, USADepartment of Cancer Systems Imaging, University of Texas MD Anderson Cancer Center, Houston, TX 77030, USADepartment of Imaging Physics, University of Texas MD Anderson Cancer Center, Houston, TX 77030, USADepartment of Cancer Systems Imaging, University of Texas MD Anderson Cancer Center, Houston, TX 77030, USAA major obstacle in studying the interplay between cancer cells and the immune system has been the examination of proposed biological pathways and cell interactions in a dynamic, physiologically relevant system in vivo. Intravital imaging strategies are one of the few molecular imaging techniques that can follow biological processes at cellular resolution over long periods of time in the same individual. Bioluminescence imaging has become a standard preclinical in vivo optical imaging technique with ever-expanding versatility as a result of the development of new emission bioluminescent reporters, advances in genomic techniques, and technical improvements in bioluminescence imaging and processing methods. Herein, we describe an advance of technology with a molecular imaging window chamber platform that combines bioluminescent and fluorescent reporters with intravital macro-imaging techniques and bioluminescence spectral unmixing in real time applied to heterogeneous living systems in vivo for evaluating tumor signaling dynamics and immune cell enzyme activities concurrently.https://www.mdpi.com/2073-4409/10/3/489intravital imagingbioluminescenceimmune cell imagingimaging reportersmolecular imagingtumor signaling
spellingShingle Tracy W. Liu
Seth T. Gammon
David Fuentes
David Piwnica-Worms
Multi-Modal Multi-Spectral Intravital Macroscopic Imaging of Signaling Dynamics in Real Time during Tumor–Immune Interactions
Cells
intravital imaging
bioluminescence
immune cell imaging
imaging reporters
molecular imaging
tumor signaling
title Multi-Modal Multi-Spectral Intravital Macroscopic Imaging of Signaling Dynamics in Real Time during Tumor–Immune Interactions
title_full Multi-Modal Multi-Spectral Intravital Macroscopic Imaging of Signaling Dynamics in Real Time during Tumor–Immune Interactions
title_fullStr Multi-Modal Multi-Spectral Intravital Macroscopic Imaging of Signaling Dynamics in Real Time during Tumor–Immune Interactions
title_full_unstemmed Multi-Modal Multi-Spectral Intravital Macroscopic Imaging of Signaling Dynamics in Real Time during Tumor–Immune Interactions
title_short Multi-Modal Multi-Spectral Intravital Macroscopic Imaging of Signaling Dynamics in Real Time during Tumor–Immune Interactions
title_sort multi modal multi spectral intravital macroscopic imaging of signaling dynamics in real time during tumor immune interactions
topic intravital imaging
bioluminescence
immune cell imaging
imaging reporters
molecular imaging
tumor signaling
url https://www.mdpi.com/2073-4409/10/3/489
work_keys_str_mv AT tracywliu multimodalmultispectralintravitalmacroscopicimagingofsignalingdynamicsinrealtimeduringtumorimmuneinteractions
AT sethtgammon multimodalmultispectralintravitalmacroscopicimagingofsignalingdynamicsinrealtimeduringtumorimmuneinteractions
AT davidfuentes multimodalmultispectralintravitalmacroscopicimagingofsignalingdynamicsinrealtimeduringtumorimmuneinteractions
AT davidpiwnicaworms multimodalmultispectralintravitalmacroscopicimagingofsignalingdynamicsinrealtimeduringtumorimmuneinteractions