Evidence map›Paper›PMID 24273737›Full record

ArticleRedox biology2013

Mitochondrial fission induced by platelet-derived growth factor regulates vascular smooth muscle cell bioenergetics and cell proliferation.

Joshua K Salabei, Bradford G Hill

Open access · goldAbstract read
In one paragraph

Article in Redox biology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 102 papers.

0numbers the graph read from it
0cells of the map it votes in
102citing papers in PubMed
2.6field-weighted citation impact, top 11% 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

102 citing papers in PubMed, 165 citations in OpenAlex.

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  9. Leptin Aggravates Thoracic Aortic Dissection Through Impairment of Energy Metabolism in Nrip2Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
    Article
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  18. Mechanical Activation of cPLA2 Impedes Fatty Acid β-Oxidation in Vein Grafts.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2025
    Article
  19. Review
  20. Review

42 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

2 authors at 1 institution in 1 country.

Joshua K SalabeiDiabetes and Obesity Center, Institute of Molecular Cardiology, University of Louisville School of Medicine, Louisville, KY 40202, USA.
Bradford G Hill
University of Louisville · US

Funding

Tumor Necrosis Factor Modulation of CPCsP01HL078825 · NHLBI · UNIVERSITY OF LOUISVILLE · PI BOLLI, ROBERTO · 2005 to 2021
$37.6M
Project 5 - Metabolomic Analysis of AtherothrombosisP20GM103492 · NIGMS · UNIVERSITY OF LOUISVILLE · PI DEFILIPPIS, ANDREW · 2012 to 2017
$13.8M
NHLBI NIH HHS HL078825NHLBI NIH HHS P01 HL078825NIGMS NIH HHS GM103492NIGMS NIH HHS P20 GM103492
6 · The paper itself

Abstract

Vascular smooth muscle cells (VSMCs) develop a highly proliferative and synthetic phenotype in arterial diseases. Because such phenotypic changes are likely integrated with the energetic state of the cell, we hypothesized that changes in cellular metabolism regulate VSMC plasticity. VSMCs were exposed to platelet-derived growth factor-BB (PDGF) and changes in mitochondrial morphology, proliferation, contractile protein expression, and mitochondrial metabolism were examined. Exposure of VSMCs to PDGF resulted in mitochondrial fragmentation and a 50% decrease in the abundance of mitofusin 2. Synthetic VSMCs demonstrated a 20% decrease in glucose oxidation, which was accompanied by an increase in fatty acid oxidation. Results of mitochondrial function assays in permeabilized cells showed few changes due to PDGF treatment in mitochondrial respiratory chain capacity and coupling. Treatment of VSMCs with Mdivi-1-an inhibitor of mitochondrial fission-inhibited PDGF-induced mitochondrial fragmentation by 50% and abolished increases in cell proliferation; however, it failed to prevent PDGF-mediated activation of autophagy and removal of contractile proteins. In addition, treatment with Mdivi-1 reversed changes in fatty acid and glucose oxidation associated with the synthetic phenotype. These results suggest that changes in mitochondrial morphology and bioenergetics underlie the hyperproliferative features of the synthetic VSMC phenotype, but do not affect the degradation of contractile proteins. Mitochondrial fragmentation occurring during the transition to the synthetic phenotype could be a therapeutic target for hyperproliferative vascular disorders.

Indexed as

Mitochondrial DynamicsAnimalsBecaplerminCell ProliferationCells, CulturedEnergy MetabolismGTP PhosphohydrolasesMaleMembrane ProteinsMitochondrial ProteinsMuscle, Smooth, VascularMyocytes, Smooth MuscleProto-Oncogene Proteins c-sisQuinazolinonesRatsRats, Sprague-Dawley3-(2,4-dichloro-5-methoxyphenyl)-2-sulfanyl-4(3H)-quinazolinoneBecaplerminGTP PhosphohydrolasesMembrane ProteinsMfn2 protein, ratMitochondrial ProteinsProto-Oncogene Proteins c-sisQuinazolinonesADP, adenine dinucleotide phosphateAtherosclerosisATP5A1, ATP synthase, H+ transporting, mitochondrial F1 complex, alpha subunit 1ATP5B, ATP synthase, H+ transporting, mitochondrial F1 complex, beta polypeptideCPT1, carnitine palmitoyl transferase 1DMEM, Delbucco's Eagle Modified MediumDrp1, dynamin-related protein 1EDTA, ethylenediaminetetraacetic acidEGTA, ethylene glycol tetraacetic acidExtracellular fluxFBS, fetal bovine serumFCCP, Carbonyl cyanide 4-(trifluoromethoxy)phenylhydrazoneFis1, mitochondrial fission 1 proteinFusionHEPES, 4-(2-hydroxyethyl)-1-piperazineethanesulfonic acidLC3, (microtubule-associated protein 1 light chain 3)MetabolismMOPS, 3-(N-morpholino)propanesulfonic acidNDUFB8, NADH dehydrogenase (ubiquinone) 1 beta subcomplex, 8NP-40, noniodet P40Opa1, optic atrophy 1Oxidative phosphorylationPCNA, proliferating cell nuclear antigenPDGF-BB, platelet-derived growth factor-BBPVDF, polyvinylidene fluorideRestenosisSDHB, succinate dehydrogenase subunit BSDS, sodium dodecyl sulfateTMPD, N,N,N′,N′-tetramethyl-p-phenylenediamineVSMC, vascular smooth muscle cells

Identifiers

PMID24273737
PMCPMC3836280
OpenAlexW2029737457

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.