Adenosine Receptor Antagonists to Combat Cancer and to Boost Anti-Cancer Chemotherapy and Immunotherapy

Extracellular adenosine accumulates in the environment of numerous tumors. For years, this fact has fueled preclinical research to determine whether adenosine receptors (ARs) could be the target to fight cancer. The four ARs discovered so far, A<sub>1</sub>, A<sub>2A</sub>, A...

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Main Authors: Rafael Franco, Rafael Rivas-Santisteban, Gemma Navarro, Irene Reyes-Resina
Format: Article
Language:English
Published: MDPI AG 2021-10-01
Series:Cells
Subjects:
Online Access:https://www.mdpi.com/2073-4409/10/11/2831
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author Rafael Franco
Rafael Rivas-Santisteban
Gemma Navarro
Irene Reyes-Resina
author_facet Rafael Franco
Rafael Rivas-Santisteban
Gemma Navarro
Irene Reyes-Resina
author_sort Rafael Franco
collection DOAJ
description Extracellular adenosine accumulates in the environment of numerous tumors. For years, this fact has fueled preclinical research to determine whether adenosine receptors (ARs) could be the target to fight cancer. The four ARs discovered so far, A<sub>1</sub>, A<sub>2A</sub>, A<sub>2B</sub> and A<sub>3</sub>, belong to the class A family of G protein-coupled receptors (GPCRs) and all four have been involved in one way or another in regulating tumor progression. Prompted by the successful anti-cancer immunotherapy, the focus was placed on the ARs more involved in regulation of immune cell differentiation and activation and that are able to establish molecular and functional interactions. This review focuses on the potential of A<sub>2A</sub> and A<sub>2B</sub> receptor antagonists in cancer control and in boosting anti-cancer chemotherapy and immunotherapy. The article also overviews the ongoing clinical trials in which A<sub>2A</sub>R and A<sub>2B</sub>R ligands are being tested in anti-cancer therapy.
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spelling doaj.art-f9c09bbd2cec49e98818993983400dce2023-11-22T22:47:23ZengMDPI AGCells2073-44092021-10-011011283110.3390/cells10112831Adenosine Receptor Antagonists to Combat Cancer and to Boost Anti-Cancer Chemotherapy and ImmunotherapyRafael Franco0Rafael Rivas-Santisteban1Gemma Navarro2Irene Reyes-Resina3CiberNed, Network Research Center, Neurodegenerative Diseases, Spanish National Health Institute Carlos III, 28034 Madrid, SpainCiberNed, Network Research Center, Neurodegenerative Diseases, Spanish National Health Institute Carlos III, 28034 Madrid, SpainCiberNed, Network Research Center, Neurodegenerative Diseases, Spanish National Health Institute Carlos III, 28034 Madrid, SpainCiberNed, Network Research Center, Neurodegenerative Diseases, Spanish National Health Institute Carlos III, 28034 Madrid, SpainExtracellular adenosine accumulates in the environment of numerous tumors. For years, this fact has fueled preclinical research to determine whether adenosine receptors (ARs) could be the target to fight cancer. The four ARs discovered so far, A<sub>1</sub>, A<sub>2A</sub>, A<sub>2B</sub> and A<sub>3</sub>, belong to the class A family of G protein-coupled receptors (GPCRs) and all four have been involved in one way or another in regulating tumor progression. Prompted by the successful anti-cancer immunotherapy, the focus was placed on the ARs more involved in regulation of immune cell differentiation and activation and that are able to establish molecular and functional interactions. This review focuses on the potential of A<sub>2A</sub> and A<sub>2B</sub> receptor antagonists in cancer control and in boosting anti-cancer chemotherapy and immunotherapy. The article also overviews the ongoing clinical trials in which A<sub>2A</sub>R and A<sub>2B</sub>R ligands are being tested in anti-cancer therapy.https://www.mdpi.com/2073-4409/10/11/2831A<sub>2A</sub> adenosine receptorA<sub>2B</sub> adenosine receptorclinical trialcarcinomametastaseschemoradiation
spellingShingle Rafael Franco
Rafael Rivas-Santisteban
Gemma Navarro
Irene Reyes-Resina
Adenosine Receptor Antagonists to Combat Cancer and to Boost Anti-Cancer Chemotherapy and Immunotherapy
Cells
A<sub>2A</sub> adenosine receptor
A<sub>2B</sub> adenosine receptor
clinical trial
carcinoma
metastases
chemoradiation
title Adenosine Receptor Antagonists to Combat Cancer and to Boost Anti-Cancer Chemotherapy and Immunotherapy
title_full Adenosine Receptor Antagonists to Combat Cancer and to Boost Anti-Cancer Chemotherapy and Immunotherapy
title_fullStr Adenosine Receptor Antagonists to Combat Cancer and to Boost Anti-Cancer Chemotherapy and Immunotherapy
title_full_unstemmed Adenosine Receptor Antagonists to Combat Cancer and to Boost Anti-Cancer Chemotherapy and Immunotherapy
title_short Adenosine Receptor Antagonists to Combat Cancer and to Boost Anti-Cancer Chemotherapy and Immunotherapy
title_sort adenosine receptor antagonists to combat cancer and to boost anti cancer chemotherapy and immunotherapy
topic A<sub>2A</sub> adenosine receptor
A<sub>2B</sub> adenosine receptor
clinical trial
carcinoma
metastases
chemoradiation
url https://www.mdpi.com/2073-4409/10/11/2831
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AT rafaelrivassantisteban adenosinereceptorantagoniststocombatcancerandtoboostanticancerchemotherapyandimmunotherapy
AT gemmanavarro adenosinereceptorantagoniststocombatcancerandtoboostanticancerchemotherapyandimmunotherapy
AT irenereyesresina adenosinereceptorantagoniststocombatcancerandtoboostanticancerchemotherapyandimmunotherapy