Evidence map›Paper›PMID 33259138›Full record

ArticleEMBO molecular medicine2020

Aberrant upregulation of CaSR promotes pathological new bone formation in ankylosing spondylitis.

Xiang Li, Siwen Chen, Zaiying Hu, Dongying Chen, Jianru Wang, Zemin Li, Zihao Li, Haowen Cui, Guo Dai, Lei Liu and 5 more

Open access · goldAbstract read
In one paragraph

Article in EMBO molecular medicine, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
4.4field-weighted citation impact, top 4% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

19 citing papers in PubMed, 39 citations in OpenAlex.

  1. Article
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  5. The function of GPCRs in different bone cells.International journal of biological sciences · 2025
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  10. MYC: there is more to it than cancer.Frontiers in cell and developmental biology · 2024
    Review
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

15 authors at 1 institution in 1 country.

Xiang LiDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Siwen ChenDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Zaiying HuDepartment of Rheumatology and Immunology, The Sixth Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Dongying ChenDepartment of Rheumatology and Immunology, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Jianru WangDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Zemin LiDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Zihao LiDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Haowen CuiDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Guo DaiDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Lei LiuDepartment of Spine Surgery, The Fifth Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Haitao WangDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Kuibo ZhangDepartment of Spine Surgery, The Fifth Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Zhaomin ZhengDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Zhongping ZhanDepartment of Rheumatology and Immunology, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.
Hui LiuDepartment of Spine Surgery, The First Affiliated Hospital, Sun Yat-sen University, Guangzhou, China.ORCID 0000-0003-0754-402X
Sun Yat-sen University · CN

Funding

Department of Science and Technology of Guangdong Province 2017A050501016; 2016TQ03R667Guangzhou Science and Technology Innovation Commission 201610010103National Natural Science Foundation of China 81972039; 81772307
6 · The paper itself

Abstract

Pathological new bone formation is a typical pathological feature in ankylosing spondylitis (AS), and the underlying molecular mechanism remains elusive. Previous studies have shown that the calcium-sensing receptor (CaSR) is critical for osteogenic differentiation while also being highly involved in many inflammatory diseases. However, whether it plays a role in pathological new bone formation of AS has not been reported. Here, we report the first piece of evidence that expression of CaSR is aberrantly upregulated in entheseal tissues collected from AS patients and animal models with different hypothetical types of pathogenesis. Systemic inhibition of CaSR reduced the incidence of pathological new bone formation and the severity of the ankylosing phenotype in animal models. Activation of PLCγ signalling by CaSR promoted bone formation both in vitro and in vivo. In addition, various inflammatory cytokines induced upregulation of CaSR through NF-κB/p65 and JAK/Stat3 pathways in osteoblasts. These novel findings suggest that inflammation-induced aberrant upregulation of CaSR and activation of CaSR-PLCγ signalling in osteoblasts act as mediators of inflammation, affecting pathological new bone formation in AS.

Indexed as

Bone DevelopmentUp-RegulationAnimalsBone and BonesFemaleHumansMaleMiceMice, Inbred BALB CMice, Inbred C57BLMice, Inbred DBAOsteoblastsOsteogenesisReceptors, Calcium-SensingSpondylitis, AnkylosingCASR protein, humanCASR protein, mouseReceptors, Calcium-Sensingankylosing spondylitisCaSRinflammationinflammatory cytokinespathological new bone formation

Identifiers

PMID33259138
PMCPMC7721361
OpenAlexW3109314747

What OpenQuestion holds

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.