Galectins as Checkpoints of the Immune System in Cancers, Their Clinical Relevance, and Implication in Clinical Trials

Galectins are small proteins with pleiotropic functions, which depend on both their lectin (glycan recognition) and non-lectin (recognition of other biomolecules besides glycans) interactions. Currently, 15 members of this family have been described in mammals, each with its structural and ligand re...

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Main Authors: Daniel Compagno, Carolina Tiraboschi, José Daniel Garcia, Yorfer Rondón, Enrique Corapi, Carla Velazquez, Diego José Laderach
Format: Article
Language:English
Published: MDPI AG 2020-05-01
Series:Biomolecules
Subjects:
Online Access:https://www.mdpi.com/2218-273X/10/5/750
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author Daniel Compagno
Carolina Tiraboschi
José Daniel Garcia
Yorfer Rondón
Enrique Corapi
Carla Velazquez
Diego José Laderach
author_facet Daniel Compagno
Carolina Tiraboschi
José Daniel Garcia
Yorfer Rondón
Enrique Corapi
Carla Velazquez
Diego José Laderach
author_sort Daniel Compagno
collection DOAJ
description Galectins are small proteins with pleiotropic functions, which depend on both their lectin (glycan recognition) and non-lectin (recognition of other biomolecules besides glycans) interactions. Currently, 15 members of this family have been described in mammals, each with its structural and ligand recognition particularities. The galectin/ligand interaction translates into a plethora of biological functions that are particular for each cell/tissue type. In this sense, the cells of the immune system are highly sensitive to the action of these small and essential proteins. While galectins play central roles in tumor progression, they are also excellent negative regulators (checkpoints) of the immune cell functions, participating in the creation of a microenvironment that promotes tumor escape. This review aims to give an updated view on how galectins control the tumor’s immune attack depending on the tumor microenvironment, because determining which galectins are essential and the role they play will help to develop future clinical trials and benefit patients with incurable cancer.
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spelling doaj.art-b195a4ca5a554678840d5600faf277d62023-11-20T00:08:37ZengMDPI AGBiomolecules2218-273X2020-05-0110575010.3390/biom10050750Galectins as Checkpoints of the Immune System in Cancers, Their Clinical Relevance, and Implication in Clinical TrialsDaniel Compagno0Carolina Tiraboschi1José Daniel Garcia2Yorfer Rondón3Enrique Corapi4Carla Velazquez5Diego José Laderach6Molecular and Functional Glyco-Oncology Laboratory, IQUIBICEN-CONICET-UBA, Ciudad Autónoma de Buenos Aires C1428EGA, ArgentinaMolecular and Functional Glyco-Oncology Laboratory, IQUIBICEN-CONICET-UBA, Ciudad Autónoma de Buenos Aires C1428EGA, ArgentinaMolecular and Functional Glyco-Oncology Laboratory, IQUIBICEN-CONICET-UBA, Ciudad Autónoma de Buenos Aires C1428EGA, ArgentinaMolecular and Functional Glyco-Oncology Laboratory, IQUIBICEN-CONICET-UBA, Ciudad Autónoma de Buenos Aires C1428EGA, ArgentinaMolecular and Functional Glyco-Oncology Laboratory, IQUIBICEN-CONICET-UBA, Ciudad Autónoma de Buenos Aires C1428EGA, ArgentinaMolecular and Functional Glyco-Oncology Laboratory, IQUIBICEN-CONICET-UBA, Ciudad Autónoma de Buenos Aires C1428EGA, ArgentinaMolecular and Functional Glyco-Oncology Laboratory, IQUIBICEN-CONICET-UBA, Ciudad Autónoma de Buenos Aires C1428EGA, ArgentinaGalectins are small proteins with pleiotropic functions, which depend on both their lectin (glycan recognition) and non-lectin (recognition of other biomolecules besides glycans) interactions. Currently, 15 members of this family have been described in mammals, each with its structural and ligand recognition particularities. The galectin/ligand interaction translates into a plethora of biological functions that are particular for each cell/tissue type. In this sense, the cells of the immune system are highly sensitive to the action of these small and essential proteins. While galectins play central roles in tumor progression, they are also excellent negative regulators (checkpoints) of the immune cell functions, participating in the creation of a microenvironment that promotes tumor escape. This review aims to give an updated view on how galectins control the tumor’s immune attack depending on the tumor microenvironment, because determining which galectins are essential and the role they play will help to develop future clinical trials and benefit patients with incurable cancer.https://www.mdpi.com/2218-273X/10/5/750galectinscarbohydratesgalectin
spellingShingle Daniel Compagno
Carolina Tiraboschi
José Daniel Garcia
Yorfer Rondón
Enrique Corapi
Carla Velazquez
Diego José Laderach
Galectins as Checkpoints of the Immune System in Cancers, Their Clinical Relevance, and Implication in Clinical Trials
Biomolecules
galectins
carbohydrates
galectin
title Galectins as Checkpoints of the Immune System in Cancers, Their Clinical Relevance, and Implication in Clinical Trials
title_full Galectins as Checkpoints of the Immune System in Cancers, Their Clinical Relevance, and Implication in Clinical Trials
title_fullStr Galectins as Checkpoints of the Immune System in Cancers, Their Clinical Relevance, and Implication in Clinical Trials
title_full_unstemmed Galectins as Checkpoints of the Immune System in Cancers, Their Clinical Relevance, and Implication in Clinical Trials
title_short Galectins as Checkpoints of the Immune System in Cancers, Their Clinical Relevance, and Implication in Clinical Trials
title_sort galectins as checkpoints of the immune system in cancers their clinical relevance and implication in clinical trials
topic galectins
carbohydrates
galectin
url https://www.mdpi.com/2218-273X/10/5/750
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