Human leukocyte immunoglobulin-like receptors in health and disease

Human leukocyte immunoglobulin (Ig)-like receptors (LILR) are a family of 11 innate immunomodulatory receptors, primarily expressed on lymphoid and myeloid cells. LILRs are either activating (LILRA) or inhibitory (LILRB) depending on their associated signalling domains (D). With the exception of the...

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Main Authors: Silvia Redondo-García, Christopher Barritt, Charys Papagregoriou, Muchaala Yeboah, Björn Frendeus, Mark S. Cragg, Ali Roghanian
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-11-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2023.1282874/full
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author Silvia Redondo-García
Christopher Barritt
Christopher Barritt
Christopher Barritt
Charys Papagregoriou
Muchaala Yeboah
Björn Frendeus
Björn Frendeus
Mark S. Cragg
Mark S. Cragg
Ali Roghanian
Ali Roghanian
author_facet Silvia Redondo-García
Christopher Barritt
Christopher Barritt
Christopher Barritt
Charys Papagregoriou
Muchaala Yeboah
Björn Frendeus
Björn Frendeus
Mark S. Cragg
Mark S. Cragg
Ali Roghanian
Ali Roghanian
author_sort Silvia Redondo-García
collection DOAJ
description Human leukocyte immunoglobulin (Ig)-like receptors (LILR) are a family of 11 innate immunomodulatory receptors, primarily expressed on lymphoid and myeloid cells. LILRs are either activating (LILRA) or inhibitory (LILRB) depending on their associated signalling domains (D). With the exception of the soluble LILRA3, LILRAs mediate immune activation, while LILRB1-5 primarily inhibit immune responses and mediate tolerance. Abnormal expression and function of LILRs is associated with a range of pathologies, including immune insufficiency (infection and malignancy) and overt immune responses (autoimmunity and alloresponses), suggesting LILRs may be excellent candidates for targeted immunotherapies. This review will discuss the biology and clinical relevance of this extensive family of immune receptors and will summarise the recent developments in targeting LILRs in disease settings, such as cancer, with an update on the clinical trials investigating the therapeutic targeting of these receptors.
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spelling doaj.art-b2d939679c3440e4a96adf5e239476b62023-11-14T02:13:59ZengFrontiers Media S.A.Frontiers in Immunology1664-32242023-11-011410.3389/fimmu.2023.12828741282874Human leukocyte immunoglobulin-like receptors in health and diseaseSilvia Redondo-García0Christopher Barritt1Christopher Barritt2Christopher Barritt3Charys Papagregoriou4Muchaala Yeboah5Björn Frendeus6Björn Frendeus7Mark S. Cragg8Mark S. Cragg9Ali Roghanian10Ali Roghanian11Antibody and Vaccine Group, Centre for Cancer Immunology, School of Cancer Sciences, Faculty of Medicine, University of Southampton, Southampton General Hospital, Southampton, United KingdomAntibody and Vaccine Group, Centre for Cancer Immunology, School of Cancer Sciences, Faculty of Medicine, University of Southampton, Southampton General Hospital, Southampton, United KingdomLister Department of General Surgery, Glasgow Royal Infirmary, Glasgow, United KingdomSchool of Medicine, Dentistry and Nursing, University of Glasgow, Glasgow, United KingdomAntibody and Vaccine Group, Centre for Cancer Immunology, School of Cancer Sciences, Faculty of Medicine, University of Southampton, Southampton General Hospital, Southampton, United KingdomAntibody and Vaccine Group, Centre for Cancer Immunology, School of Cancer Sciences, Faculty of Medicine, University of Southampton, Southampton General Hospital, Southampton, United KingdomAntibody and Vaccine Group, Centre for Cancer Immunology, School of Cancer Sciences, Faculty of Medicine, University of Southampton, Southampton General Hospital, Southampton, United KingdomBioInvent International AB, Lund, SwedenAntibody and Vaccine Group, Centre for Cancer Immunology, School of Cancer Sciences, Faculty of Medicine, University of Southampton, Southampton General Hospital, Southampton, United KingdomInstitute for Life Sciences, University of Southampton, Southampton, United KingdomAntibody and Vaccine Group, Centre for Cancer Immunology, School of Cancer Sciences, Faculty of Medicine, University of Southampton, Southampton General Hospital, Southampton, United KingdomInstitute for Life Sciences, University of Southampton, Southampton, United KingdomHuman leukocyte immunoglobulin (Ig)-like receptors (LILR) are a family of 11 innate immunomodulatory receptors, primarily expressed on lymphoid and myeloid cells. LILRs are either activating (LILRA) or inhibitory (LILRB) depending on their associated signalling domains (D). With the exception of the soluble LILRA3, LILRAs mediate immune activation, while LILRB1-5 primarily inhibit immune responses and mediate tolerance. Abnormal expression and function of LILRs is associated with a range of pathologies, including immune insufficiency (infection and malignancy) and overt immune responses (autoimmunity and alloresponses), suggesting LILRs may be excellent candidates for targeted immunotherapies. This review will discuss the biology and clinical relevance of this extensive family of immune receptors and will summarise the recent developments in targeting LILRs in disease settings, such as cancer, with an update on the clinical trials investigating the therapeutic targeting of these receptors.https://www.frontiersin.org/articles/10.3389/fimmu.2023.1282874/fullLILRimmune tolerancecancerautoimmunityinfectionimmunomodulation
spellingShingle Silvia Redondo-García
Christopher Barritt
Christopher Barritt
Christopher Barritt
Charys Papagregoriou
Muchaala Yeboah
Björn Frendeus
Björn Frendeus
Mark S. Cragg
Mark S. Cragg
Ali Roghanian
Ali Roghanian
Human leukocyte immunoglobulin-like receptors in health and disease
Frontiers in Immunology
LILR
immune tolerance
cancer
autoimmunity
infection
immunomodulation
title Human leukocyte immunoglobulin-like receptors in health and disease
title_full Human leukocyte immunoglobulin-like receptors in health and disease
title_fullStr Human leukocyte immunoglobulin-like receptors in health and disease
title_full_unstemmed Human leukocyte immunoglobulin-like receptors in health and disease
title_short Human leukocyte immunoglobulin-like receptors in health and disease
title_sort human leukocyte immunoglobulin like receptors in health and disease
topic LILR
immune tolerance
cancer
autoimmunity
infection
immunomodulation
url https://www.frontiersin.org/articles/10.3389/fimmu.2023.1282874/full
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