Evidence map›Paper›PMID 27913210›Full record

ArticleFree radical biology & medicine2017

TRPV4 activation of endothelial nitric oxide synthase resists nonalcoholic fatty liver disease by blocking CYP2E1-mediated redox toxicity.

Ratanesh K Seth, Suvarthi Das, Diptadip Dattaroy, Varun Chandrashekaran, Firas Alhasson, Gregory Michelotti, Mitzi Nagarkatti, Prakash Nagarkatti, Anna Mae Diehl, P Darwin Bell and 2 more

Abstract read
In one paragraph

Article in Free radical biology & medicine, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
–field-weighted citation impact
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

28 citing papers in PubMed.

  1. Trial
  2. Review
  3. Article
  4. Review
  5. Review
  6. Article
  7. Article
  8. Role of TRP Channels in Metabolism-Related Diseases.International journal of molecular sciences · 2024
    Review
  9. Mechanosensing in Metabolism.Comprehensive Physiology · 2023
    Review
  10. Article
  11. Review
  12. Article
  13. Article
  14. Review
  15. Role of CaInternational journal of molecular medicine · 2022
    Review
  16. Article
  17. Xenobiotic-Induced Aggravation of Metabolic-Associated Fatty Liver Disease.International journal of molecular sciences · 2022
    Review
  18. Review
  19. Article
  20. Article
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

12 authors.

Ratanesh K SethEnvironmental Health and Disease Laboratory, Department of Environmental Health Sciences, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA.
Suvarthi DasEnvironmental Health and Disease Laboratory, Department of Environmental Health Sciences, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA.
Diptadip DattaroyEnvironmental Health and Disease Laboratory, Department of Environmental Health Sciences, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA.
Varun ChandrashekaranEnvironmental Health and Disease Laboratory, Department of Environmental Health Sciences, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA.
Firas AlhassonEnvironmental Health and Disease Laboratory, Department of Environmental Health Sciences, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA.
Gregory MichelottiMetabolon Inc. Research Triangle Park, NC 27713, USA.
Mitzi NagarkattiDepartment of Pathology, Microbiology and Immunology, University of South Carolina School of Medicine, Columbia, SC 29208, USA.
Prakash NagarkattiDepartment of Pathology, Microbiology and Immunology, University of South Carolina School of Medicine, Columbia, SC 29208, USA.
Anna Mae DiehlDivision of Gastroenterology, Duke University, Durham, NC 27707, USA.
P Darwin BellDivision of Nephrology, Department of Medicine, University of Alabama at Birmingham, AL 35294, USA.
Wolfgang LiedtkeDepartment of Neurology, Duke University School of Medicine, Durham, NC 27707, USA. Electronic address: liedt001@duke.edu.
Saurabh ChatterjeeEnvironmental Health and Disease Laboratory, Department of Environmental Health Sciences, Arnold School of Public Health, University of South Carolina, Columbia, SC 29208, USA. Electronic address: schatt@mailbox.sc.edu.

Funding

Targeting early ceramide elevation in pre-symptomatic eczemaP20GM103641 · NIGMS · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · PI ENOS, REILLY, NAGARKATTI, PRAKASH S · 2012 to 2023
$20.7M
Use of Resveratrol to treat experimental multiple sclerosisP01AT003961 · NCCIH · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · PI NAGARKATTI, PRAKASH S · 2007 to 2018
$14.2M
LIVER DISEASE IN OBESITYR01DK053792 · NIDDK · JOHNS HOPKINS UNIVERSITY · PI DIEHL, ANNA MAE ELIZABETH · 1999 to 2013
$3.6M
Role of natural indoles in experimental autoimmune encephalomyelitisR01AT006888 · NCCIH · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · PI NAGARKATTI, MITZI · 2011 to 2015
$2.0M
Immunopathological basis of PTSDR01MH094755 · NIMH · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · PI NAGARKATTI, PRAKASH S · 2011 to 2015
$1.7M
Estrogen-T cell InteractionsR01ES019313 · NIEHS · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · PI NAGARKATTI, MITZI, NAGARKATTI, PRAKASH S · 2010 to 2014
$1.5M
Free Radical Mechanism in Obesity Potentiation of Environmental HepatotoxicityR00ES019875 · NIEHS · UNIVERSITY OF SOUTH CAROLINA AT COLUMBIA · PI CHATTERJEE, SAURABH · 2012 to 2014
$747k
Role of CD44 in experimental Multiple SclerosisI01BX001357 · VA · VETERANS HEALTH ADMINISTRATION · PI NAGARKATTI, MITZI · 2012 to 2015
–
BLRD VA I01 BX001357NCCIH NIH HHS P01 AT003961NCCIH NIH HHS R01 AT006888NIDDK NIH HHS R01 DK053792NIEHS NIH HHS R00 ES019875NIEHS NIH HHS R01 ES019313NIGMS NIH HHS P20 GM103641NIMH NIH HHS R01 MH094755
6 · The paper itself

Abstract

NAFLD is a clinically progressive disease with steatosis, inflammation, endothelial dysfunction and fibrosis being the stages where clinical intervention becomes necessary. Lack of early biomarkers and absence of a FDA approved drug obstructs efforts for effective treatment. NAFLD progression is strongly linked to a balance between liver injury, tissue regeneration and the functioning of endogenous defense mechanisms. The failure of the defense pathways to resist the tissue damage arising from redox stress, one of the "multiple hits" in disease progression, give rise to heightened inflammation and occasional fibrosis. We introduce an endogenous defense mechanism in the liver that is mediated by TRPV4, a transient receptor potential calcium-permeable ion channel that responds to the cytotoxic liver environment and negatively regulates CYP2E1, a cytochrome p450 enzyme. Using Trpv4-/- mice and cultured primary cells, we show that TRPV4 is activated both by damage associated molecular pattern HMGB1 and collagen in diseased Kupffer cells that in turn activate the endothelial NOS (NOS3) to release nitric oxide (NO). The diffusible NO acts in a paracrine fashion in neighboring hepatocytes to deactivate the redox toxicity induced by CYP2E1. We also find that CYP2E1-mediated TRPV4 repression in late stages causes an unrestricted progression of disease. Thus, TRPV4 functions as a sensor of cell stress in the diseased fatty liver and constitutes an endogenous defense molecule, a novel concept with potential for therapeutic approaches against NAFLD, perhaps also against hepatic drug toxicity in general.

Indexed as

AnimalsCytochrome P-450 CYP2E1Disease Models, AnimalFibrosisGene Expression RegulationHepatocytesHMGB1 ProteinHumansInflammationLiverMiceNitric OxideNitric Oxide Synthase Type IIINon-alcoholic Fatty Liver DiseaseOxidation-ReductionOxidative StressCytochrome P-450 CYP2E1HMGB1 ProteinHMGB1 protein, mouseNitric OxideNitric Oxide Synthase Type IIITRPV4 protein, humanTRPV Cation ChannelsCation channel mechanosensorHydroxynonenalLipid peroxidationLiverOxidative stress

Identifiers

PMID27913210
PMCPMC5989309

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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.