Evidence map›Paper›PMID 28422762›Full record

ArticleJCI insight2017

Silencing SMOC2 ameliorates kidney fibrosis by inhibiting fibroblast to myofibroblast transformation.

Casimiro Gerarduzzi, Ramya K Kumar, Priyanka Trivedi, Amrendra K Ajay, Ashwin Iyer, Sarah Boswell, John N Hutchinson, Sushrut S Waikar, Vishal S Vaidya

Open access · goldAbstract read
In one paragraph

Article in JCI insight, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 49 papers.

0numbers the graph read from it
0cells of the map it votes in
49citing papers in PubMed
2.9field-weighted citation impact, top 10% 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

49 citing papers in PubMed, 73 citations in OpenAlex.

  1. Review
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  9. Chinese journal of cancer research = Chung-kuo yen cheng yen chiu · 2025
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  18. The in vivo effects of knockdown of long non-coding RNA XIST on fibroid growth and gene expression.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2024
    Article
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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

9 authors at 2 institutions in 1 country.

Casimiro GerarduzziRenal Division, Department of Medicine, Brigham and Women's Hospital (BWH), Boston, Massachusetts, USA.
Ramya K KumarRenal Division, Department of Medicine, Brigham and Women's Hospital (BWH), Boston, Massachusetts, USA.
Priyanka TrivediRenal Division, Department of Medicine, Brigham and Women's Hospital (BWH), Boston, Massachusetts, USA.
Amrendra K AjayRenal Division, Department of Medicine, Brigham and Women's Hospital (BWH), Boston, Massachusetts, USA.
Ashwin IyerRenal Division, Department of Medicine, Brigham and Women's Hospital (BWH), Boston, Massachusetts, USA.
Sarah BoswellHarvard Program in Therapeutic Sciences, Harvard Medical School, Boston, Massachusetts, USA.
John N HutchinsonDepartment of Biostatistics.
Sushrut S WaikarRenal Division, Department of Medicine, Brigham and Women's Hospital (BWH), Boston, Massachusetts, USA.
Vishal S VaidyaRenal Division, Department of Medicine, Brigham and Women's Hospital (BWH), Boston, Massachusetts, USA.
Cancer Research And Biostatistics · USHarvard University · US

Funding

HARVARD CLINICAL AND TRANSLATIONAL SCIENCE CENTER (UL1)UL1RR025758 · NCRR · HARVARD MEDICAL SCHOOL · PI NADLER, LEE MARSHALL · 2008 to 2011
$91.4M
Translational Research Support CoreP30ES000002 · NIEHS · HARVARD UNIVERSITY (SCH OF PUBLIC HLTH) · PI SUSAN A KORRICK · 1985 to 2026
$44.6M
TRANSLATIONAL PHARMACOLOGY COREP50GM107618 · NIGMS · HARVARD MEDICAL SCHOOL · PI MALISZEWSKI, LAURA ELIZABETH · 2014 to 2018
$10.8M
Role of SMOC2 in Kidney FibrosisR01ES017543 · NIEHS · BRIGHAM AND WOMEN'S HOSPITAL · PI VAIDYA, VISHAL S. · 2011 to 2021
$3.9M
Role of SMOC2 in Kidney FibrosisR56ES017543 · NIEHS · BRIGHAM AND WOMEN'S HOSPITAL · PI VAIDYA, VISHAL S. · 2016 to 2016
$213k
NCRR NIH HHS UL1 RR025758NIEHS NIH HHS P30 ES000002NIEHS NIH HHS R01 ES017543NIEHS NIH HHS R56 ES017543NIGMS NIH HHS P50 GM107618
6 · The paper itself

Abstract

Secreted modular calcium-binding protein 2 (SMOC2) belongs to the secreted protein acidic and rich in cysteine (SPARC) family of matricellular proteins whose members are known to modulate cell-matrix interactions. We report that SMOC2 is upregulated in the kidney tubular epithelial cells of mice and humans following fibrosis. Using genetically manipulated mice with SMOC2 overexpression or knockdown, we show that SMOC2 is critically involved in the progression of kidney fibrosis. Mechanistically, we found that SMOC2 activates a fibroblast-to-myofibroblast transition (FMT) to stimulate stress fiber formation, proliferation, migration, and extracellular matrix production. Furthermore, we demonstrate that targeting SMOC2 by siRNA results in attenuation of TGFβ1-mediated FMT in vitro and an amelioration of kidney fibrosis in mice. These findings implicate that SMOC2 is a key signaling molecule in the pathological secretome of a damaged kidney and targeting SMOC2 offers a therapeutic strategy for inhibiting FMT-mediated kidney fibrosis - an unmet medical need.

Indexed as

Nephrology

Identifiers

PMID28422762
PMCPMC5396522
OpenAlexW2607490199

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.