Evidence map›Paper›PMID 26601314›Full record

ArticleScience advances2015

RETRACTED: pNaKtide inhibits Na/K-ATPase reactive oxygen species amplification and attenuates adipogenesis.

Komal Sodhi, Kyle Maxwell, Yanling Yan, Jiang Liu, Muhammad A Chaudhry, Morghan Getty, Zijian Xie, Nader G Abraham, Joseph I Shapiro

RetractedOpen access · goldAbstract readRetracted Publication
In one paragraph

Article in Science advances, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It has been retracted, and should not be counted. Cited by 48 papers.

0numbers the graph read from it
0cells of the map it votes in
48citing papers in PubMed
11.5field-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

48 citing papers in PubMed, 78 citations in OpenAlex.

  1. Article
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  8. Review
  9. Article
  10. NaMolecules (Basel, Switzerland) · 2021
    Review
  11. Review
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  13. Article
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4 · The record

Corrections and comments

  • Correction · 2021-04-23Error in Image · Updated to Retraction · · see also: https://pubpeer.com/publications/97BBD3D2B99951AD34DC5A03129C99 Joseph I Shapiro, aka Joseph Isaac Shapiro
  • Retraction · 2022-10-19Concerns/Issues about Image · Duplication of/in Image · Unreliable Data · Upgrade/Update of Prior Notice(s) · · see also: https://pubpeer.com/publications/97BBD3D2B99951AD34DC5A03129C99 Joseph I Shapiro, aka Joseph Isaac Shapiro
  • Retracted
5 · Who and what money

Authors and funding

9 authors at 2 institutions in 1 country.

Komal SodhiDepartments of Medicine, Pharmacology, and Surgery, Joan C. Edwards School of Medicine, Marshall University, Huntington, WV 25701, USA.
Kyle MaxwellDepartments of Medicine, Pharmacology, and Surgery, Joan C. Edwards School of Medicine, Marshall University, Huntington, WV 25701, USA.
Yanling YanDepartments of Medicine, Pharmacology, and Surgery, Joan C. Edwards School of Medicine, Marshall University, Huntington, WV 25701, USA.
Jiang LiuDepartments of Medicine, Pharmacology, and Surgery, Joan C. Edwards School of Medicine, Marshall University, Huntington, WV 25701, USA.
Muhammad A ChaudhryDepartments of Medicine, Pharmacology, and Surgery, Joan C. Edwards School of Medicine, Marshall University, Huntington, WV 25701, USA.
Morghan GettyDepartments of Medicine, Pharmacology, and Surgery, Joan C. Edwards School of Medicine, Marshall University, Huntington, WV 25701, USA.
Zijian XieDepartments of Medicine, Pharmacology, and Surgery, Joan C. Edwards School of Medicine, Marshall University, Huntington, WV 25701, USA.
Nader G AbrahamDepartments of Medicine, Pharmacology, and Surgery, Joan C. Edwards School of Medicine, Marshall University, Huntington, WV 25701, USA. ; Department of Medicine, New York Medical College, Valhalla, NY 10595, USA.
Joseph I ShapiroDepartments of Medicine, Pharmacology, and Surgery, Joan C. Edwards School of Medicine, Marshall University, Huntington, WV 25701, USA.
Marshall University · USNew York Medical College · US

Funding

Vasoregulatory Function of CYP2E1-Derived EicosanoidsP01HL034300 · NHLBI · NEW YORK MEDICAL COLLEGE · PI SCHWARTZMAN, MICHAL LANIADO · 1985 to 2015
$33.4M
CORAL: Clinical Coordinating CenterU01HL071556 · NHLBI · UNIVERSITY OF TOLEDO HEALTH SCI CAMPUS · PI COOPER, CHRISTOPHER J · 2004 to 2013
$19.3M
Receptor Na/K-ATPase Antagonists As Novel Therapeutics For Renal/Cardiac DiseasesR01HL109015 · NHLBI · UNIVERSITY OF TOLEDO HEALTH SCI CAMPUS · PI SHAPIRO, JOSEPH ISAAC, XIE, ZIJIAN · 2011 to 2014
$2.2M
Na/K-ATPase Reduction in Renal Disease-Related Cardiac DysfunctionR01HL105649 · NHLBI · UNIVERSITY OF TOLEDO HEALTH SCI CAMPUS · PI TIAN, JIANG · 2012 to 2016
$1.8M
NHLBI NIH HHS P01 HL034300NHLBI NIH HHS R01 HL105649NHLBI NIH HHS R01 HL109015NHLBI NIH HHS U01 HL071556
6 · The paper itself

Abstract

Obesity has become a worldwide epidemic and is a major risk factor for metabolic syndrome. Oxidative stress is known to play a role in the generation and maintenance of an obesity phenotype in both isolated adipocytes and intact animals. Because we had identified that the Na/K-ATPase can amplify oxidant signaling, we speculated that a peptide designed to inhibit this pathway, pNaKtide, might ameliorate an obesity phenotype. To test this hypothesis, we first performed studies in isolated murine preadipocytes (3T3L1 cells) and found that pNaKtide attenuated oxidant stress and lipid accumulation in a dose-dependent manner. Complementary experiments in C57Bl6 mice fed a high-fat diet corroborated our in vitro observations. Administration of pNaKtide in these mice reduced body weight gain, restored systemic redox and inflammatory milieu, and, crucially, improved insulin sensitivity. Thus, we propose that inhibition of Na/K-ATPase amplification of oxidative stress may ultimately be a novel way to combat obesity, insulin resistance, and metabolic syndrome.

Indexed as

adipogenesishigh-fat dietmetabolic syndromeNa/K-ATPaseoxidative stresspNaKtide peptide

Identifiers

PMID26601314
PMCPMC4646828
OpenAlexW2179419395

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC
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.