Evidence map›Paper›PMID 26006045›Full record

ArticleRespiratory research2015

Mechanotransduction via TRPV4 regulates inflammation and differentiation in fetal mouse distal lung epithelial cells.

Pritha S Nayak, Yulian Wang, Tanbir Najrana, Lauren M Priolo, Mayra Rios, Sunil K Shaw, Juan Sanchez-Esteban

Open access · goldAbstract read
In one paragraph

Article in Respiratory research, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
3.2field-weighted citation impact, top 8% 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

27 citing papers in PubMed, 46 citations in OpenAlex.

  1. Article
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  7. Mechanical stretch promotes sustained proliferation and inflammation in developing human airway smooth muscle.American journal of physiology. Lung cellular and molecular physiology · 2025
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  14. Inhibition of Transient Receptor Potential Vanilloid 4 (TRPV4) Mitigates Seizures.Neurotherapeutics : the journal of the American Society for Experimental NeuroTherapeutics · 2022
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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

7 authors at 1 institution in 1 country.

Pritha S NayakDepartment of Pediatrics, Women and Infants Hospital of Rhode Island and the Warren Alpert Medical School of Brown University, 101 Dudley Street, Providence, RI, 02905, USA. pnayak4@gmail.com.
Yulian WangDepartment of Pediatrics, Women and Infants Hospital of Rhode Island and the Warren Alpert Medical School of Brown University, 101 Dudley Street, Providence, RI, 02905, USA. ywang@wihri.org.
Tanbir NajranaDepartment of Pediatrics, Women and Infants Hospital of Rhode Island and the Warren Alpert Medical School of Brown University, 101 Dudley Street, Providence, RI, 02905, USA. tnajrana@wihri.org.
Lauren M PrioloDepartment of Pediatrics, Women and Infants Hospital of Rhode Island and the Warren Alpert Medical School of Brown University, 101 Dudley Street, Providence, RI, 02905, USA. lpriolo@wihri.org.
Mayra RiosDepartment of Pediatrics, Women and Infants Hospital of Rhode Island and the Warren Alpert Medical School of Brown University, 101 Dudley Street, Providence, RI, 02905, USA. mayrartx@yahoo.com.
Sunil K ShawDepartment of Pediatrics, Women and Infants Hospital of Rhode Island and the Warren Alpert Medical School of Brown University, 101 Dudley Street, Providence, RI, 02905, USA. SShaw@WIHRI.org.
Juan Sanchez-EstebanDepartment of Pediatrics, Women and Infants Hospital of Rhode Island and the Warren Alpert Medical School of Brown University, 101 Dudley Street, Providence, RI, 02905, USA. jsanchezesteban@wihri.org.
Brown University · US

Funding

UTERINE NK CELL HOMING FROM THE PERIPHERAL CIRCULATIONP20RR018728 · NCRR · WOMEN AND INFANTS HOSPITAL-RHODE ISLAND · PI TSENG, YI-TANG · 2003 to 2011
$16.7M
COBRE for Perinatal BiologyP20GM103537 · NIGMS · WOMEN AND INFANTS HOSPITAL-RHODE ISLAND · PI PADBURY, JAMES F · 2012 to 2012
$2.1M
Short-Term Training Program to Increase Diversity in Health-Related ResearchR25HL088992 · NHLBI · BROWN UNIVERSITY · PI ABID, RUHUL, DIAZ, JOSEPH A · 2007 to 2024
$1.9M
Mechanotransduction and Lung Alveolar DifferentiationR01HD052670 · NICHD · WOMEN AND INFANTS HOSPITAL-RHODE ISLAND · PI SANCHEZ-ESTEBAN, JUAN R · 2008 to 2012
$1.2M
NCRR NIH HHS P20 RR018728NHLBI NIH HHS R25 HL088992NICHD NIH HHS R01 HD052670NIGMS NIH HHS P20 GM103537
6 · The paper itself

Abstract

backgroundMechanical ventilation plays a central role in the injury of premature lungs. However, the mechanisms by which mechanical signals trigger an inflammatory cascade to promote lung injury are not well-characterized. Transient receptor potential vanilloid 4 (TRPV4), a calcium-permeable mechanoreceptor channel has been shown to be a major determinant of ventilator-induced acute lung injury in adult models. However, the role of these channels as modulators of inflammation in immature lungs is unknown. In this study, we tested the hypothesis that TRPV4 channels are important mechanotransducers in fetal lung injury.

methodsExpression of TRPV4 in the mouse fetal lung was investigated by immunohistochemistry, Western blot and qRT-PCR. Isolated fetal epithelial cells were exposed to mechanical stimulation using the Flexcell Strain Unit and inflammation and differentiation were analyzed by ELISA and SP-C mRNA, respectively.

resultsTRPV4 is developmentally regulated in the fetal mouse lung; it is expressed in the lung epithelium and increases with advanced gestation. In contrast, in isolated epithelial cells, TRPV4 expression is maximal at E17-E18 of gestation. Mechanical stretch increases TRPV4 in isolated fetal epithelial cells only during the canalicular stage of lung development. Using the TRPV4 agonist GSK1016790A, the antagonist HC-067047, and the cytokine IL-6 as a marker of inflammation, we observed that TRPV4 regulates release of IL-6 via p38 and ERK pathways. Interestingly, stretch-induced differentiation of fetal epithelial cells was also modulated by TRPV4.

conclusionThese studies demonstrate that TRPV4 may play an important role in the transduction of mechanical signals in the fetal lung epithelium by modulating not only inflammation but also the differentiation of fetal epithelial cells.

Indexed as

AnimalsCell DifferentiationCells, CulturedEpithelial CellsFemaleFetusInflammationMechanotransduction, CellularMiceMice, Inbred C57BLPregnancyRespiratory MucosaTRPV Cation ChannelsTrpv4 protein, mouseTRPV Cation Channels

Identifiers

PMID26006045
PMCPMC4446903
OpenAlexW1548227406

What OpenQuestion holds

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LicenceCC BY
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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.