Evidence map›Paper›PMID 29463262›Full record

ArticleCardiovascular diabetology2018

Potential role of insulin receptor isoforms and IGF receptors in plaque instability of human and experimental atherosclerosis.

Nuria Beneit, José Luis Martín-Ventura, Carlota Rubio-Longás, Óscar Escribano, Gema García-Gómez, Silvia Fernández, Giorgio Sesti, Marta Letizia Hribal, Jesús Egido, Almudena Gómez-Hernández and 1 more

Open access · goldAbstract read
In one paragraph

Article in Cardiovascular diabetology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
0.6field-weighted citation impact, top 32% 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

8 citing papers in PubMed, 16 citations in OpenAlex.

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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

11 authors at 5 institutions in 2 countries.

Nuria BeneitBiochemistry and Molecular Biology II Department, School of Pharmacy, Complutense University of Madrid, Plaza Ramón y Cajal s/n, 28040, Madrid, Spain.
José Luis Martín-VenturaVascular Research Lab, IIS-Fundación Jiménez Díaz-Autonoma University, Madrid, Spain.
Carlota Rubio-LongásBiochemistry and Molecular Biology II Department, School of Pharmacy, Complutense University of Madrid, Plaza Ramón y Cajal s/n, 28040, Madrid, Spain.
Óscar EscribanoBiochemistry and Molecular Biology II Department, School of Pharmacy, Complutense University of Madrid, Plaza Ramón y Cajal s/n, 28040, Madrid, Spain.
Gema García-GómezBiochemistry and Molecular Biology II Department, School of Pharmacy, Complutense University of Madrid, Plaza Ramón y Cajal s/n, 28040, Madrid, Spain.
Silvia FernándezBiochemistry and Molecular Biology II Department, School of Pharmacy, Complutense University of Madrid, Plaza Ramón y Cajal s/n, 28040, Madrid, Spain.
Giorgio SestiDepartment of Medical and Surgical Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.
Marta Letizia HribalDepartment of Medical and Surgical Sciences, University Magna Graecia of Catanzaro, Catanzaro, Italy.
Jesús EgidoCIBER of Diabetes and Associated Metabolic Diseases (CIBERDEM), Madrid, Spain.
Almudena Gómez-HernándezBiochemistry and Molecular Biology II Department, School of Pharmacy, Complutense University of Madrid, Plaza Ramón y Cajal s/n, 28040, Madrid, Spain. algomezh@ucm.es.
Manuel BenitoBiochemistry and Molecular Biology II Department, School of Pharmacy, Complutense University of Madrid, Plaza Ramón y Cajal s/n, 28040, Madrid, Spain.
Centro de Investigación Biomédica en Red Diabetes y Enfermedades Metabólicas Asociadas · ESUniversidad Complutense de Madrid · ESMagna Graecia University · ITCentro de Investigación en Red en Enfermedades Cardiovasculares · ESInstituto de Investigación Sanitaria del Hospital Clínico San Carlos · ES

Funding

Consejería de Educación, Juventud y Deporte, Comunidad de Madrid SAF2014-51795-RMinisterio de Ciencia e Innovación SAF2011/22555Ministerio de Ciencia e Innovación SAF2014-51795-RMinisterio de Ciencia e Innovación SAF2016-80843-R
6 · The paper itself

Abstract

backgroundClinical complications associated with atherosclerotic plaques arise from luminal obstruction due to plaque growth or destabilization leading to rupture. We previously demonstrated that overexpression of insulin receptor isoform A (IRA) and insulin-like growth factor-I receptor (IGF-IR) confers a proliferative and migratory advantage to vascular smooth muscle cells (VSMCs) promoting plaque growth in early stages of atherosclerosis. However, the role of insulin receptor (IR) isoforms, IGF-IR or insulin-like growth factor-II receptor (IGF-IIR) in VSMCs apoptosis during advanced atherosclerosis remains unclear.

methodsWe evaluated IR isoforms expression in human carotid atherosclerotic plaques by consecutive immunoprecipitations of insulin receptor isoform B (IRB) and IRA. Western blot analysis was performed to measure IGF-IR, IGF-IIR, and α-smooth muscle actin (α-SMA) expression in human plaques. The expression of those proteins, as well as the presence of apoptotic cells, was analyzed by immunohistochemistry in experimental atherosclerosis using BATIRKO; ApoE

resultsWe observed a significant decrease of IRA/IRB ratio in human complicated plaques as compared to non-complicated regions. Moreover, complicated plaques showed a reduced IGF-IR expression, an increased IGF-IIR expression, and lower levels of α-SMA indicating a loss of VSMCs. In experimental atherosclerosis, we found a significant decrease of IRA with an increased IRB expression in aorta from 24-week-old BATIRKO; ApoE

conclusionsIn advanced human atherosclerosis, a reduction of IRA/IRB ratio, decreased IGF-IR expression, or increased IGF-IIR may contribute to VSMCs apoptosis, promoting plaque instability and increasing the risk of plaque rupture and its clinical consequences.

Indexed as

Plaque, AtheroscleroticAgedAged, 80 and overAnimalsAntigens, CDAorta, ThoracicAortic DiseasesApoptosisCarotid ArteriesCarotid Artery DiseasesCell LineDisease Models, AnimalFemaleHumansMaleMice, Inbred C57BLAntigens, CDIGF1R protein, humanINSR protein, humanProtein IsoformsReceptor, IGF Type 1Receptor, IGF Type 2Receptor, InsulinReceptors, SomatomedinApoptosisAtherosclerosisInsulin-like growth factor receptorInsulin receptor isoformsVascular smooth muscle cells

Identifiers

PMID29463262
PMCPMC5819698
OpenAlexW2796879501

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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.