Evidence map›Paper›PMID 19393064›Full record

ArticleJournal of translational medicine2009

Birth weight and characteristics of endothelial and smooth muscle cell cultures from human umbilical cord vessels.

José Javier Martín de Llano, Graciela Fuertes, Isabel Torró, Consuelo García Vicent, José Luis Fayos, Empar Lurbe

Abstract read
In one paragraph

Article in Journal of translational medicine, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

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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

11 citing papers in PubMed.

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  11. Early vascular phenotypes in the genesis of hypertension.Pediatric nephrology (Berlin, Germany) · 2010
    Review
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.

José Javier Martín de LlanoPediatric Department, Consorcio Hospital General Universitario de Valencia, and CIBER Fisiopatología de la Obesidad y Nutrición, Instituto de Salud Carlos III, Spain. martin_joslla@gva.es
Graciela Fuertes
Isabel Torró
Consuelo García Vicent
José Luis Fayos
Empar Lurbe

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundLow birth weight has been related to an increased risk for developing high blood pressure in adult life. The molecular and cellular analysis of umbilical cord artery and vein may provide information about the early vascular characteristics of an individual. We have assessed several phenotype characteristics of the four vascular cell types derived from human umbilical cords of newborns with different birth weight. Further follow-up studies could show the association of those vascular properties with infancy and adulthood blood pressure.

methodsEndothelial and smooth muscle cell cultures were obtained from umbilical cords from two groups of newborns of birth weight less than 2.8 kg or higher than 3.5 kg. The expression of specific endothelial cell markers (von Willebrand factor, CD31, and the binding and internalization of acetylated low-density lipoprotein) and the smooth muscle cell specific alpha-actin have been evaluated. Cell culture viability, proliferation kinetic, growth fraction (expression of Ki67) and percentage of senescent cells (detection of beta-galactosidase activity at pH 6.0) have been determined. Endothelial cell projection area was determined by morphometric analysis of cell cultures after CD31 immunodetection.

resultsThe highest variation was found in cell density at the confluence of endothelial cell cultures derived from umbilical cord arteries (66,789 +/- 5,093 cells/cm(2) vs. 45,630 +/- 11,927 cells/cm(2), p < 0.05). Morphometric analysis indicated that the projection area of the artery endothelial cells (1,161 +/- 198 and 1,544 +/- 472 microm(2), p < 0.05), but not those derived from the vein from individuals with a birth weight lower than 2.8 kg was lower than that of cells from individuals with a birth weight higher than 3.5 kg.

conclusionThe analysis of umbilical cord artery endothelial cells, which demonstrated differences in cell size related to birth weight, can provide hints about the cellular and molecular links between lower birth weight and increased adult high blood pressure risk.

Indexed as

Birth WeightInfant, Low Birth WeightCell Culture TechniquesEmbryonic DevelopmentFetal BloodHumansInfant, NewbornMicroscopy, FluorescenceMuscle, Smooth, VascularUmbilical Arteries

Identifiers

PMID19393064
PMCPMC2680391

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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.