A review of TSHR- and IGF-1R-related pathogenesis and treatment of Graves’ orbitopathy

Graves’ orbitopathy (GO) is an organ-specific autoimmune disease, but its pathogenesis remains unclear. There are few review articles on GO research from the perspective of target cells and target antigens. A systematic search of PubMed was performed, focusing mainly on studies published after 2015...

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Main Authors: Xuejiao Cui, Futao Wang, Cong Liu
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Immunology
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fimmu.2023.1062045/full
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author Xuejiao Cui
Futao Wang
Cong Liu
author_facet Xuejiao Cui
Futao Wang
Cong Liu
author_sort Xuejiao Cui
collection DOAJ
description Graves’ orbitopathy (GO) is an organ-specific autoimmune disease, but its pathogenesis remains unclear. There are few review articles on GO research from the perspective of target cells and target antigens. A systematic search of PubMed was performed, focusing mainly on studies published after 2015 that involve the role of target cells, orbital fibroblasts (OFs) and orbital adipocytes (OAs), target antigens, thyrotropin receptor (TSHR) and insulin-like growth factor-1 receptor (IGF-1R), and their corresponding antibodies, TSHR antibodies (TRAbs) and IGF-1R antibodies (IGF-1R Abs), in GO pathogenesis and the potentially effective therapies that target TSHR and IGF-1R. Based on the results, OFs may be derived from bone marrow-derived CD34+ fibrocytes. In addition to CD34+ OFs, CD34- OFs are important in the pathogenesis of GO and may be involved in hyaluronan formation. CD34- OFs expressing Slit2 suppress the phenotype of CD34+ OFs. β-arrestin 1 can be involved in TSHR/IGF-1R crosstalk as a scaffold. Research on TRAbs has gradually shifted to TSAbs, TBAbs and the titre of TRAbs. However, the existence and role of IGF-1R Abs are still unknown and deserve further study. Basic and clinical trials of TSHR-inhibiting therapies are increasing, and TSHR is an expected therapeutic target. Teprotumumab has become the latest second-line treatment for GO. This review aims to effectively describe the pathogenesis of GO from the perspective of target cells and target antigens and provide ideas for its fundamental treatment.
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spelling doaj.art-cd5c3138b69f441b9ccd9ae2462ec9452023-01-19T08:35:51ZengFrontiers Media S.A.Frontiers in Immunology1664-32242023-01-011410.3389/fimmu.2023.10620451062045A review of TSHR- and IGF-1R-related pathogenesis and treatment of Graves’ orbitopathyXuejiao Cui0Futao Wang1Cong Liu2Department of Endocrinology, Shengjing Hospital of China Medical University, Shenyang, ChinaDepartment of Endocrinology, Changchun Central Hospital, Changchun, ChinaDepartment of Endocrinology, Shengjing Hospital of China Medical University, Shenyang, ChinaGraves’ orbitopathy (GO) is an organ-specific autoimmune disease, but its pathogenesis remains unclear. There are few review articles on GO research from the perspective of target cells and target antigens. A systematic search of PubMed was performed, focusing mainly on studies published after 2015 that involve the role of target cells, orbital fibroblasts (OFs) and orbital adipocytes (OAs), target antigens, thyrotropin receptor (TSHR) and insulin-like growth factor-1 receptor (IGF-1R), and their corresponding antibodies, TSHR antibodies (TRAbs) and IGF-1R antibodies (IGF-1R Abs), in GO pathogenesis and the potentially effective therapies that target TSHR and IGF-1R. Based on the results, OFs may be derived from bone marrow-derived CD34+ fibrocytes. In addition to CD34+ OFs, CD34- OFs are important in the pathogenesis of GO and may be involved in hyaluronan formation. CD34- OFs expressing Slit2 suppress the phenotype of CD34+ OFs. β-arrestin 1 can be involved in TSHR/IGF-1R crosstalk as a scaffold. Research on TRAbs has gradually shifted to TSAbs, TBAbs and the titre of TRAbs. However, the existence and role of IGF-1R Abs are still unknown and deserve further study. Basic and clinical trials of TSHR-inhibiting therapies are increasing, and TSHR is an expected therapeutic target. Teprotumumab has become the latest second-line treatment for GO. This review aims to effectively describe the pathogenesis of GO from the perspective of target cells and target antigens and provide ideas for its fundamental treatment.https://www.frontiersin.org/articles/10.3389/fimmu.2023.1062045/fullGraves’ orbitopathyorbital fibroblastsorbital adipocytesthyrotropin receptorinsulin-like growth factor-1 receptor
spellingShingle Xuejiao Cui
Futao Wang
Cong Liu
A review of TSHR- and IGF-1R-related pathogenesis and treatment of Graves’ orbitopathy
Frontiers in Immunology
Graves’ orbitopathy
orbital fibroblasts
orbital adipocytes
thyrotropin receptor
insulin-like growth factor-1 receptor
title A review of TSHR- and IGF-1R-related pathogenesis and treatment of Graves’ orbitopathy
title_full A review of TSHR- and IGF-1R-related pathogenesis and treatment of Graves’ orbitopathy
title_fullStr A review of TSHR- and IGF-1R-related pathogenesis and treatment of Graves’ orbitopathy
title_full_unstemmed A review of TSHR- and IGF-1R-related pathogenesis and treatment of Graves’ orbitopathy
title_short A review of TSHR- and IGF-1R-related pathogenesis and treatment of Graves’ orbitopathy
title_sort review of tshr and igf 1r related pathogenesis and treatment of graves orbitopathy
topic Graves’ orbitopathy
orbital fibroblasts
orbital adipocytes
thyrotropin receptor
insulin-like growth factor-1 receptor
url https://www.frontiersin.org/articles/10.3389/fimmu.2023.1062045/full
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