Evidence map›Paper›PMID 27388701›Full record

ArticleScientific reports2016

Cartilage-Specific Knockout of the Mechanosensory Ion Channel TRPV4 Decreases Age-Related Osteoarthritis.

Christopher J O'Conor, Sendhilnathan Ramalingam, Nicole A Zelenski, Halei C Benefield, Isaura Rigo, Dianne Little, Chia-Lung Wu, Di Chen, Wolfgang Liedtke, Amy L McNulty and 1 more

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 79 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
79citing papers in PubMed, 1 pooled it
10.5field-weighted citation impact, top 1% 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

79 citing papers in PubMed, 1 synthesis or guideline pooled it, 141 citations in OpenAlex.

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  13. Polyunsaturated fatty acids suppress PIEZO ion channel mechanotransduction in articular chondrocytes.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2025
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  19. The chondrocyte "mechanome": Activation of the mechanosensitive ion channels TRPV4 and PIEZO1 drives unique transcriptional signatures.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2024
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19 more citing papers are in PubMed but not listed here.

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

11 authors at 5 institutions in 1 country.

Christopher J O'ConorDepartment of Pathology &Immunology, Washington University in St. Louis, Missouri, 63110, USA.
Sendhilnathan RamalingamDepartment of Orthopaedic Surgery, Duke University Medical Center, Durham NC 27710, USA.
Nicole A ZelenskiDepartment of Orthopaedic Surgery, Duke University Medical Center, Durham NC 27710, USA.
Halei C BenefieldUNC/NCSU Joint Department of Biomedical Engineering, UNC School of Medicine, Chapel Hill, NC 27599, USA.
Isaura RigoDepartment of Orthopaedic Surgery, Duke University Medical Center, Durham NC 27710, USA.
Dianne LittleDepartment of Orthopaedic Surgery, Duke University Medical Center, Durham NC 27710, USA.
Chia-Lung WuDepartment of Orthopaedic Surgery, Washington University in St. Louis, Missouri, 63110, USA.
Di ChenDepartment of Biochemistry, Rush University, Chicago, IL, 60612, USA.
Wolfgang LiedtkeDepartment of Neurology and Neurobiology, Duke University Medical Center, Durham NC 27710, USA.
Amy L McNultyDepartment of Orthopaedic Surgery, Duke University Medical Center, Durham NC 27710, USA.
Farshid GuilakDepartment of Orthopaedic Surgery, Washington University in St. Louis, Missouri, 63110, USA.
Duke Medical Center · USUNC/NCSU Joint Department of Biomedical Engineering · USWashington University in St. Louis · USDuke University · USRush University · US

Funding

Thermally-Triggered Intra-articular Drug Delivery for OAP01AR050245 · NIAMS · DUKE UNIVERSITY · PI KRAUS, VIRGINIA · 2003 to 2012
$11.5M
VISCOELASTIC PROPERTIES OF NORMAL AND OA CHONDRONSR01AG015768 · NIA · WASHINGTON UNIVERSITY · PI GUILAK, FARSHID · 1998 to 2022
$7.7M
OBESITY, BIOMECHANICS, AND INFLAMMATION IN OSTEOARTHRITISR01AG046927 · NIA · WASHINGTON UNIVERSITY · PI GUILAK, FARSHID · 2013 to 2023
$3.2M
Mechanical and Osmotic Signaling in ChondrocytesR01AR048182 · NIAMS · DUKE UNIVERSITY · PI GUILAK, FARSHID · 2003 to 2013
$3.0M
Intrinsic Repair of the Knee MeniscusR01AR048852 · NIAMS · DUKE UNIVERSITY · PI GUILAK, FARSHID · 2007 to 2011
$1.4M
Live-Animal Micro-CT SystemS10OD010707 · OD · DUKE UNIVERSITY · PI GUILAK, FARSHID · 2012 to 2012
$366k
Osmotic Signaling in Chondrocyte Aging and OsteoarthritisF30AG040868 · NIA · UNIV OF NORTH CAROLINA CHAPEL HILL · PI O'CONOR, CHRISTOPHER JOSEPH · 2011 to 2015
$163k
NIAMS NIH HHS P01 AR050245NIAMS NIH HHS R01 AR048182NIAMS NIH HHS R01 AR048852NIA NIH HHS F30 AG040868NIA NIH HHS R01 AG015768NIA NIH HHS R01 AG046927NIH HHS S10 OD010707
6 · The paper itself

Abstract

Osteoarthritis (OA) is a progressive degenerative disease of articular cartilage and surrounding tissues, and is associated with both advanced age and joint injury. Biomechanical factors play a critical role in the onset and progression of OA, yet the mechanisms through which physiologic or pathologic mechanical signals are transduced into a cellular response are not well understood. Defining the role of mechanosensory pathways in cartilage during OA pathogenesis may yield novel strategies or targets for the treatment of OA. The transient receptor potential vanilloid 4 (TRPV4) ion channel transduces mechanical loading of articular cartilage via the generation of intracellular calcium ion transients. Using tissue-specific, inducible Trpv4 gene-targeted mice, we demonstrate that loss of TRPV4-mediated cartilage mechanotransduction in adulthood reduces the severity of aging-associated OA. However, loss of chondrocyte TRPV4 did not prevent OA development following destabilization of the medial meniscus (DMM). These results highlight potentially distinct roles of TRPV4-mediated cartilage mechanotransduction in age-related and post-traumatic OA, and point to a novel disease-modifying strategy to therapeutically target the TRPV4-mediated mechanotransduction pathway for the treatment of aging-associated OA.

Indexed as

Mechanotransduction, CellularAgingAnimalsBiomechanical PhenomenaCalciumCartilage, ArticularChondrocytesGene Expression RegulationMenisci, TibialMiceMice, KnockoutOsteoarthritisSeverity of Illness IndexTransforming Growth Factor beta1TRPV Cation ChannelsCalciumTransforming Growth Factor beta1Trpv4 protein, mouseTRPV Cation Channels

Identifiers

PMID27388701
PMCPMC4937413
OpenAlexW2473018992

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.