Evidence map›Paper›PMID 26404464›Full record

ArticleNature communications2015

CTRP6 is an endogenous complement regulator that can effectively treat induced arthritis.

Masanori A Murayama, Shigeru Kakuta, Asuka Inoue, Naoto Umeda, Tomo Yonezawa, Takumi Maruhashi, Koichiro Tateishi, Harumichi Ishigame, Rikio Yabe, Satoshi Ikeda and 14 more

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 53 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
53citing papers in PubMed, 1 pooled it
1.5field-weighted citation impact, top 18% 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

53 citing papers in PubMed, 1 synthesis or guideline pooled it, 85 citations in OpenAlex.

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  10. Exploring CTRP6: a biomarker and therapeutic target in metabolic diseases.American journal of physiology. Endocrinology and metabolism · 2025
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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

24 authors at 7 institutions in 1 country.

Masanori A MurayamaDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
Shigeru KakutaLaboratory of Molecular Pathogenesis, Center for Experimental Medicine and Systems Biology, The Institute of Medical Science, The University of Tokyo (IMSUT), Tokyo 108-8639, Japan.
Asuka InoueDepartment of Internal Medicine, Faculty of Medicine, University of Tsukuba, Tsukuba 305-8575, Japan.
Naoto UmedaDepartment of Internal Medicine, Faculty of Medicine, University of Tsukuba, Tsukuba 305-8575, Japan.
Tomo YonezawaDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
Takumi MaruhashiDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
Koichiro TateishiDepartment of Applied Biochemistry, Tokai University, Hiratsuka, Kanagawa 259-1292, Japan.
Harumichi IshigameLaboratory of Molecular Pathogenesis, Center for Experimental Medicine and Systems Biology, The Institute of Medical Science, The University of Tokyo (IMSUT), Tokyo 108-8639, Japan.
Rikio YabeDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
Satoshi IkedaLaboratory of Molecular Pathogenesis, Center for Experimental Medicine and Systems Biology, The Institute of Medical Science, The University of Tokyo (IMSUT), Tokyo 108-8639, Japan.
Akimasa SenoDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
Hsi-Hua ChiDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
Yuriko HashiguchiDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
Riho KurataDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
Takuya TadaLaboratory of Molecular Pathogenesis, Center for Experimental Medicine and Systems Biology, The Institute of Medical Science, The University of Tokyo (IMSUT), Tokyo 108-8639, Japan.
Sachiko KuboDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
Nozomi SatoLaboratory of Molecular Pathogenesis, Center for Experimental Medicine and Systems Biology, The Institute of Medical Science, The University of Tokyo (IMSUT), Tokyo 108-8639, Japan.
Yang LiuLaboratory of Molecular Pathogenesis, Center for Experimental Medicine and Systems Biology, The Institute of Medical Science, The University of Tokyo (IMSUT), Tokyo 108-8639, Japan.
Masahira HattoriDepartment of Computational Biology, Graduate School of Frontier Sciences, The University of Tokyo, Chiba 277-0882, Japan.
Shinobu SaijoLaboratory of Molecular Pathogenesis, Center for Experimental Medicine and Systems Biology, The Institute of Medical Science, The University of Tokyo (IMSUT), Tokyo 108-8639, Japan.
Misao MatsushitaDepartment of Applied Biochemistry, Tokai University, Hiratsuka, Kanagawa 259-1292, Japan.
Teizo FujitaFukushima Prefectural General Hygiene Institute, Fukushima 960-8142, Japan.
Takayuki SumidaDepartment of Internal Medicine, Faculty of Medicine, University of Tsukuba, Tsukuba 305-8575, Japan.
Yoichiro IwakuraDivision of Experimental Animal Immunology, Center for Animal Disease Models, Research Institute for Biomedical Sciences, Tokyo University of Science, Chiba 278-0022, Japan.
The University of Tokyo · JPTokyo University of Science · JPUniversity of Tsukuba · JPChiba University · JPTokai University · JPFukushima Prefectural Police · JPNational Center For Child Health and Development · JP

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

The complement system is important for the host defence against infection as well as for the development of inflammatory diseases. Here we show that C1q/TNF-related protein 6 (CTRP6; gene symbol C1qtnf6) expression is elevated in mouse rheumatoid arthritis (RA) models. C1qtnf6(-/-) mice are highly susceptible to induced arthritis due to enhanced complement activation, whereas C1qtnf6-transgenic mice are refractory. The Arthus reaction and the development of experimental autoimmune encephalomyelitis are also enhanced in C1qtnf6(-/-) mice and C1qtnf6(-/-) embryos are semi-lethal. We find that CTRP6 specifically suppresses the alternative pathway of the complement system by competing with factor B for C3(H2O) binding. Furthermore, treatment of arthritis-induced mice with intra-articular injection of recombinant human CTRP6 cures the arthritis. CTRP6 is expressed in human synoviocytes, and CTRP6 levels are increased in RA patients. These results indicate that CTRP6 is an endogenous complement regulator and could be used for the treatment of complement-mediated diseases.

Indexed as

AdipokinesAdultAnimalsArthritis, ExperimentalArthritis, RheumatoidArthus ReactionBlotting, WesternCollagenComplement C3aComplement C3-C5 ConvertasesComplement C5aComplement Pathway, AlternativeDisease Models, AnimalEncephalomyelitis, Autoimmune, ExperimentalFemaleFlow CytometryAdipokinesC1qTNF6 protein, humanCollagenComplement C3aComplement C3-C5 ConvertasesComplement C5aCTRP6 protein, mouse

Identifiers

PMID26404464
PMCPMC4598845
OpenAlexW2207283323

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.