Unraveling the Role of Immune Checkpoints in Leishmaniasis

Leishmaniasis are Neglected Tropical Diseases affecting millions of people every year in at least 98 countries and is one of the major unsolved world health issues. Leishmania is a parasitic protozoa which are transmitted by infected sandflies and in the host they mainly infect macrophages. Immunity...

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Main Authors: Rafael de Freitas e Silva, Esther von Stebut
Format: Article
Language:English
Published: Frontiers Media S.A. 2021-03-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2021.620144/full
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author Rafael de Freitas e Silva
Esther von Stebut
author_facet Rafael de Freitas e Silva
Esther von Stebut
author_sort Rafael de Freitas e Silva
collection DOAJ
description Leishmaniasis are Neglected Tropical Diseases affecting millions of people every year in at least 98 countries and is one of the major unsolved world health issues. Leishmania is a parasitic protozoa which are transmitted by infected sandflies and in the host they mainly infect macrophages. Immunity elicited against those parasites is complex and immune checkpoints play a key role regulating its function. T cell receptors and their respective ligands, such as PD-1, CTLA-4, CD200, CD40, OX40, HVEM, LIGHT, 2B4 and TIM-3 have been characterized for their role in regulating adaptive immunity against different pathogens. However, the exact role those receptors perform during Leishmania infections remains to be better determined. This article addresses the key role immune checkpoints play during Leishmania infections, the limiting factors and translational implications.
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spelling doaj.art-a72784a060eb409fb331a7a9cd0080732022-12-21T20:32:54ZengFrontiers Media S.A.Frontiers in Immunology1664-32242021-03-011210.3389/fimmu.2021.620144620144Unraveling the Role of Immune Checkpoints in LeishmaniasisRafael de Freitas e Silva0Esther von Stebut1Department of Natural Sciences, University of Pernambuco, Garanhuns, BrazilDepartment of Dermatology, Medical Faculty, University of Cologne, Cologne, GermanyLeishmaniasis are Neglected Tropical Diseases affecting millions of people every year in at least 98 countries and is one of the major unsolved world health issues. Leishmania is a parasitic protozoa which are transmitted by infected sandflies and in the host they mainly infect macrophages. Immunity elicited against those parasites is complex and immune checkpoints play a key role regulating its function. T cell receptors and their respective ligands, such as PD-1, CTLA-4, CD200, CD40, OX40, HVEM, LIGHT, 2B4 and TIM-3 have been characterized for their role in regulating adaptive immunity against different pathogens. However, the exact role those receptors perform during Leishmania infections remains to be better determined. This article addresses the key role immune checkpoints play during Leishmania infections, the limiting factors and translational implications.https://www.frontiersin.org/articles/10.3389/fimmu.2021.620144/fullLeishmaniaLeishmaniasisImmune CheckpointsCo-inhibitory ReceptorsImmunotherapeutic
spellingShingle Rafael de Freitas e Silva
Esther von Stebut
Unraveling the Role of Immune Checkpoints in Leishmaniasis
Frontiers in Immunology
Leishmania
Leishmaniasis
Immune Checkpoints
Co-inhibitory Receptors
Immunotherapeutic
title Unraveling the Role of Immune Checkpoints in Leishmaniasis
title_full Unraveling the Role of Immune Checkpoints in Leishmaniasis
title_fullStr Unraveling the Role of Immune Checkpoints in Leishmaniasis
title_full_unstemmed Unraveling the Role of Immune Checkpoints in Leishmaniasis
title_short Unraveling the Role of Immune Checkpoints in Leishmaniasis
title_sort unraveling the role of immune checkpoints in leishmaniasis
topic Leishmania
Leishmaniasis
Immune Checkpoints
Co-inhibitory Receptors
Immunotherapeutic
url https://www.frontiersin.org/articles/10.3389/fimmu.2021.620144/full
work_keys_str_mv AT rafaeldefreitasesilva unravelingtheroleofimmunecheckpointsinleishmaniasis
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