Evidence map›Paper›PMID 19733558›Full record

ArticleDevelopmental biology2009

Loss of glypican-3 function causes growth factor-dependent defects in cardiac and coronary vascular development.

Ann Ng, Michelle Wong, Beth Viviano, Jonathan M Erlich, George Alba, Camila Pflederer, Patrick Y Jay, Scott Saunders

Abstract read
In one paragraph

Article in Developmental biology, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 31 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
31citing papers in PubMed, 1 pooled it
1.3field-weighted citation impact, top 21% 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

31 citing papers in PubMed, 1 synthesis or guideline pooled it, 63 citations in OpenAlex.

  1. Pooled it
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  9. Cells · 2024
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  13. Mouse models of patent ductus arteriosus (PDA) and their relevance for human PDA.Developmental dynamics : an official publication of the American Association of Anatomists · 2022
    Review
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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

8 authors at 1 institution in 1 country.

Ann NgDepartment of Pediatrics, Washington University School of Medicine and St. Louis Children's Hospital, St. Louis, MO 63110, USA.
Michelle Wong
Beth Viviano
Jonathan M Erlich
George Alba
Camila Pflederer
Patrick Y Jay
Scott Saunders
St. Louis Children's Hospital · US

Funding

CHILD HEALTH RESEARCH CENTER IN DEVELOPMENTAL BIOLOGYK12HD001487 · NICHD · WASHINGTON UNIVERSITY · PI SCHWARTZ, ALAN L · 2001 to 2010
$4.2M
PATHOBIOCHEMISTRY OF PROTEOGLYCANS IN DEVELOPMENTR01DK056063 · NIDDK · WASHINGTON UNIVERSITY · PI SAUNDERS, SCOTT · 1999 to 2009
$1.9M
NICHD NIH HHS K12 HD001487NICHD NIH HHS K12-HD001487NIDDK NIH HHS R01 DK056063NIDDK NIH HHS R01-DK56063
6 · The paper itself

Abstract

Glypican-3 (Gpc3) is a heparan sulfate proteoglycan (HSPG) expressed widely during vertebrate development. Loss-of-function mutations cause Simpson-Golabi-Behmel syndrome (SGBS), a rare and complex congenital overgrowth syndrome with a number of associated developmental abnormalities including congenital heart disease. We found that Gpc3-deficient mice display a high incidence of congenital cardiac malformations like ventricular septal defects, common atrioventricular canal and double outlet right ventricle. In addition we observed coronary artery fistulas, which have not been previously reported in SGBS. Coronary artery fistulas are noteworthy because little is known about the molecular basis of this abnormality. Formation of the coronary vascular plexus in Gpc3-deficient embryos was delayed compared to wild-type, and consistent with GPC3 functioning as a co-receptor for fibroblast growth factor-9 (FGF9), we found a reduction in Sonic Hedgehog (Shh) mRNA expression and signaling in embryonic mutant hearts. Interestingly, we found an asymmetric reduction in SHH signaling in cardiac myocytes, as compared with perivascular cells, resulting in excessive coronary artery formation in the Gpc3-deficient animals. We hypothesize that the excessive development of coronary arteries over veins enables the formation of coronary artery fistulas. This work has broad significance to understanding the genetic basis of coronary development and potentially to molecular mechanisms relevant to revascularization following ischemic injury to the heart.

Indexed as

Coronary Vessel AnomaliesCoronary VesselsGlypicansHeartHeart Defects, CongenitalAnimalsFistulaHedgehog ProteinsHumansMaleMiceMice, Inbred C57BLMice, KnockoutMyocytes, CardiacPatched ReceptorsReceptors, Cell SurfaceGlypicansHedgehog ProteinsPatched ReceptorsReceptors, Cell SurfaceRNA, MessengerShh protein, mouse

Identifiers

PMID19733558
PMCPMC2763964
OpenAlexW2018705916

What OpenQuestion holds

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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.