Evidence map›Paper›PMID 33469231›Full record

ArticleCell death and differentiation2021

Site-1 protease controls osteoclastogenesis by mediating LC3 transcription.

Zeyu Zheng, Xuyang Zhang, Bao Huang, Junhui Liu, Xiaoan Wei, Zhi Shan, Hao Wu, Zhenhua Feng, Yilei Chen, Shunwu Fan and 2 more

Erratum issuedOpen access · greenAbstract read
In one paragraph

Article in Cell death and differentiation, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. An erratum has been issued. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
2.3field-weighted citation impact, top 11% 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, 35 citations in OpenAlex.

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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

12 authors at 2 institutions in 3 countries.

Zeyu Zheng *Department of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Xuyang Zhang *Department of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Bao Huang *Department of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Junhui LiuDepartment of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Xiaoan WeiDepartment of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Zhi ShanDepartment of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Hao WuDepartment of Orthopaedics and Traumatology, The University of Hong Kong, Pokfulam, Hong Kong SAR, China.
Zhenhua FengDepartment of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Yilei ChenDepartment of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Shunwu FanDepartment of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China.
Fengdong ZhaoDepartment of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China. zhaofengdong@zju.edu.cn.ORCID http://orcid.org/0000-0002-2945-8707
Jian ChenDepartment of Orthopaedic Surgery, Sir Run Run Shaw Hospital, Zhejiang University School of Medicine, Hangzhou, China. chenjian-bio@zju.edu.cn.ORCID http://orcid.org/0000-0001-8568-9991
Sir Run Run Shaw Hospital · CNUniversity of Hong Kong · HK

Funding

National Natural Science Foundation of China (National Science Foundation of China) 81802188National Natural Science Foundation of China (National Science Foundation of China) 81802192National Natural Science Foundation of China (National Science Foundation of China) 81871796National Natural Science Foundation of China (National Science Foundation of China) 81902231Natural Science Foundation of Zhejiang Province (Zhejiang Provincial Natural Science Foundation) LQ19H060005
6 · The paper itself

Abstract

Site-1 protease (S1P) is a Golgi-located protein that activates unique membrane-bound latent transcription factors, and it plays an indispensable role in endoplasmic reticulum stress, lipid metabolism, inflammatory response and lysosome function. A patient with S1P mutation exhibits severe skeletal dysplasia with kyphoscoliosis, dysmorphic facial features and pectus carinatum. However, whether S1P regulates bone remodeling by affecting osteoclastogenesis remains elusive. Here, we show that S1P is indeed a positive regulator of osteoclastogenesis. S1P ablation in mice led to significant osteosclerosis compared with wild-type littermates. Mechanistically, S1P showed upregulated during osteoclastogenesis and was identified as a direct target of miR-9-5p. S1P deletion in bone marrow monocytes (BMMs) inhibited ATF6 and SREBP2 maturation, which subsequently impeded CHOP/SREBP2-complex-induced LC3 expression and autophagy flux. Consistently, transfection of LC3 adenovirus evidently rescued osteoclastogenesis in S1P-deficient BMMs. We then identified the interaction regions between CHOP and SREBP2 by Co-immunoprecipitation (Co-IP) and molecular docking. Furthermore, S1P deletion or inhibitor efficaciously rescued ovariectomized (OVX)- and LPS-induced bone loss in vivo. Collectively, we showed that S1P regulates osteoclast differentiation in a LC3 dependent manner and so is a potential therapy target for osteoporosis.

Indexed as

AnimalsAutophagyCell DifferentiationHumansMiceMicrotubule-Associated ProteinsOsteoclastsProprotein ConvertasesSerine EndopeptidasesSignal TransductionMap1lc3b protein, mousemembrane-bound transcription factor peptidase, site 1Microtubule-Associated ProteinsProprotein ConvertasesSerine Endopeptidases

Identifiers

PMID33469231
PMCPMC8184842
OpenAlexW3122764586

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.