The chemical tool-kit for molecular imaging with radionuclides in the age of targeted and immune therapy

Abstract Nuclear medicine has evolved over the last half-century from a functional imaging modality using a handful of radiopharmaceuticals, many of unknown structure and mechanism of action, into a modern speciality that can properly be described as molecular imaging, with a very large number of sp...

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Main Authors: Timothy H. Witney, Philip J. Blower
Format: Article
Language:English
Published: BMC 2021-01-01
Series:Cancer Imaging
Subjects:
Online Access:https://doi.org/10.1186/s40644-021-00385-8
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author Timothy H. Witney
Philip J. Blower
author_facet Timothy H. Witney
Philip J. Blower
author_sort Timothy H. Witney
collection DOAJ
description Abstract Nuclear medicine has evolved over the last half-century from a functional imaging modality using a handful of radiopharmaceuticals, many of unknown structure and mechanism of action, into a modern speciality that can properly be described as molecular imaging, with a very large number of specific radioactive probes of known structure that image specific molecular processes. The advances of cancer treatment in recent decades towards targeted and immune therapies, combined with recognition of heterogeneity of cancer cell phenotype among patients, within patients and even within tumours, has created a growing need for personalised molecular imaging to support treatment decision. This article describes the evolution of the present vast range of radioactive probes – radiopharmaceuticals – leveraging a wide variety of chemical disciplines, over the last half century. These radiochemical innovations have been inspired by the need to support personalised medicine and also by the parallel development in development of new radionuclide imaging technologies – from gamma scintigraphy, through single photon emission tomography (SPECT), through the rise of clinical positron emission tomography (PET) and PET-CT, and perhaps in the future, by the advent of total body PET. Thus, in the interdisciplinary world of nuclear medicine and molecular imaging, as quickly as radiochemistry solutions are developed to meet new needs in cancer imaging, new challenges emerge as developments in one contributing technology drive innovations in the others.
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spelling doaj.art-8c31d5878e6c4ff98315105b9913acaf2022-12-21T19:57:01ZengBMCCancer Imaging1470-73302021-01-0121111410.1186/s40644-021-00385-8The chemical tool-kit for molecular imaging with radionuclides in the age of targeted and immune therapyTimothy H. Witney0Philip J. Blower1School of Biomedical Engineering and Imaging Sciences, King’s College LondonSchool of Biomedical Engineering and Imaging Sciences, King’s College LondonAbstract Nuclear medicine has evolved over the last half-century from a functional imaging modality using a handful of radiopharmaceuticals, many of unknown structure and mechanism of action, into a modern speciality that can properly be described as molecular imaging, with a very large number of specific radioactive probes of known structure that image specific molecular processes. The advances of cancer treatment in recent decades towards targeted and immune therapies, combined with recognition of heterogeneity of cancer cell phenotype among patients, within patients and even within tumours, has created a growing need for personalised molecular imaging to support treatment decision. This article describes the evolution of the present vast range of radioactive probes – radiopharmaceuticals – leveraging a wide variety of chemical disciplines, over the last half century. These radiochemical innovations have been inspired by the need to support personalised medicine and also by the parallel development in development of new radionuclide imaging technologies – from gamma scintigraphy, through single photon emission tomography (SPECT), through the rise of clinical positron emission tomography (PET) and PET-CT, and perhaps in the future, by the advent of total body PET. Thus, in the interdisciplinary world of nuclear medicine and molecular imaging, as quickly as radiochemistry solutions are developed to meet new needs in cancer imaging, new challenges emerge as developments in one contributing technology drive innovations in the others.https://doi.org/10.1186/s40644-021-00385-8PETSPECTMolecular imagingRadiochemistryRadiopharmaceuticalsTotal body PET
spellingShingle Timothy H. Witney
Philip J. Blower
The chemical tool-kit for molecular imaging with radionuclides in the age of targeted and immune therapy
Cancer Imaging
PET
SPECT
Molecular imaging
Radiochemistry
Radiopharmaceuticals
Total body PET
title The chemical tool-kit for molecular imaging with radionuclides in the age of targeted and immune therapy
title_full The chemical tool-kit for molecular imaging with radionuclides in the age of targeted and immune therapy
title_fullStr The chemical tool-kit for molecular imaging with radionuclides in the age of targeted and immune therapy
title_full_unstemmed The chemical tool-kit for molecular imaging with radionuclides in the age of targeted and immune therapy
title_short The chemical tool-kit for molecular imaging with radionuclides in the age of targeted and immune therapy
title_sort chemical tool kit for molecular imaging with radionuclides in the age of targeted and immune therapy
topic PET
SPECT
Molecular imaging
Radiochemistry
Radiopharmaceuticals
Total body PET
url https://doi.org/10.1186/s40644-021-00385-8
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