Evidence map›Paper›PMID 22709426›Full record

ArticleCardiovascular diabetology2012

Fatty acid-binding protein 4 impairs the insulin-dependent nitric oxide pathway in vascular endothelial cells.

Gemma Aragonès, Paula Saavedra, Mercedes Heras, Anna Cabré, Josefa Girona, Lluís Masana

Abstract read
In one paragraph

Article in Cardiovascular diabetology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 43 papers.

0numbers the graph read from it
0cells of the map it votes in
43citing 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

43 citing papers in PubMed.

  1. Trial
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  5. Article
  6. Metabolic Roles of Fatty Acid Binding Protein 4 (FABP4) in Fetal and Maternal Health and Maintenance of Pregnancy in Women with Obesity: A Review.Medical science monitor : international medical journal of experimental and clinical research · 2025
    Review
  7. Review
  8. Review
  9. Article
  10. Article
  11. Review
  12. A-FABP in Metabolic Diseases and the Therapeutic Implications: An Update.International journal of molecular sciences · 2021
    Review
  13. Article
  14. Article
  15. Article
  16. Article
  17. Article
  18. Review
  19. Increased plasma fatty acid binding protein 4 concentration at the first prenatal visit and its relevance to preeclampsia.Hypertension research : official journal of the Japanese Society of Hypertension · 2018
    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

6 authors.

Gemma AragonèsResearch Unit on Lipids and Atherosclerosis, Universitat Rovira i Virgili, IISPV, Spanish Biomedical Research Centre in Diabetes and Associated Metabolic Disorders (CIBERDEM), Reus, Spain.
Paula Saavedra
Mercedes Heras
Anna Cabré
Josefa Girona
Lluís Masana

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundRecent studies have shown that fatty acid-binding protein 4 (FABP4) plasma levels are associated with impaired endothelial function in type 2 diabetes (T2D). In this work, we analysed the effect of FABP4 on the insulin-mediated nitric oxide (NO) production by endothelial cells in vitro.

methodsIn human umbilical vascular endothelial cells (HUVECs), we measured the effects of FABP4 on the insulin-mediated endothelial nitric oxide synthase (eNOS) expression and activation and on NO production. We also explored the impact of exogenous FABP4 on the insulin-signalling pathway (insulin receptor substrate 1 (IRS1) and Akt).

resultsWe found that eNOS expression and activation and NO production are significantly inhibited by exogenous FABP4 in HUVECs. FABP4 induced an alteration of the insulin-mediated eNOS pathway by inhibiting IRS1 and Akt activation. These results suggest that FABP4 induces endothelial dysfunction by inhibiting the activation of the insulin-signalling pathway resulting in decreased eNOS activation and NO production.

conclusionThese findings provide a mechanistic linkage between FABP4 and impaired endothelial function in diabetes, which leads to an increased cardiovascular risk.

Indexed as

Signal TransductionCells, CulturedEnzyme ActivationFatty Acid-Binding ProteinsGene Expression Regulation, EnzymologicHumansHuman Umbilical Vein Endothelial CellsInsulinInsulin Receptor Substrate ProteinsNitric OxideNitric Oxide Synthase Type IIIPhosphorylationProto-Oncogene Proteins c-aktRNA, MessengerTime FactorsFABP4 protein, humanFatty Acid-Binding ProteinsInsulinInsulin Receptor Substrate ProteinsIRS1 protein, humanNitric OxideNitric Oxide Synthase Type IIINOS3 protein, humanProto-Oncogene Proteins c-aktRNA, Messenger

Identifiers

PMID22709426
PMCPMC3503556

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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.