Evidence map›Paper›PMID 30098998›Full record

ArticleDevelopmental biology2018

Developmental SMAD6 loss leads to blood vessel hemorrhage and disrupted endothelial cell junctions.

Lyndsay A Wylie, Kevin P Mouillesseaux, Diana C Chong, Victoria L Bautch

Open access · hybridAbstract read
In one paragraph

Article in Developmental biology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed, 1 pooled it
1.5field-weighted citation impact, top 17% 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

23 citing papers in PubMed, 1 synthesis or guideline pooled it, 30 citations in OpenAlex.

  1. Pooled it
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  17. The BMP Pathway in Blood Vessel and Lymphatic Vessel Biology.International journal of molecular sciences · 2021
    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

4 authors at 2 institutions in 1 country.

Lyndsay A WylieCurriculum in Genetics and Molecular Biology, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA.
Kevin P MouillesseauxStrideBio, Inc., Durham, NC 27701, USA.
Diana C ChongDept. of Medicine, Duke University, Durham, NC 27710, USA.
Victoria L BautchCurriculum in Genetics and Molecular Biology, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA; Department of Biology, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA; Lineberger Comprehensive Cancer Center, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA; McAllister Heart Institute, The University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, USA. Electronic address: bautch@med.unc.edu.
University of North Carolina at Chapel Hill · USDuke University · US

Funding

Pre-doctoral Training Program in Integrative Vascular BiologyT32HL069768 · NHLBI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI Christopher P. Mack · 2002 to 2026
$9.7M
MOLECULAR AND CELLULAR CONTROL OF ANGIOGENESISR35HL139950 · NHLBI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI BAUTCH, VICTORIA L · 2018 to 2024
$6.4M
MOLECULAR CONTROL OF ANGIOGENESISR01HL043174 · NHLBI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI BAUTCH, VICTORIA L · 1989 to 2017
$4.7M
Centrosome Mis-Regulation and Blood Vessel FunctionR01HL116719 · NHLBI · UNIV OF NORTH CAROLINA CHAPEL HILL · PI BAUTCH, VICTORIA L · 2013 to 2016
$1.5M
NHLBI NIH HHS R01 HL043174NHLBI NIH HHS R01 HL116719NHLBI NIH HHS R35 HL139950NHLBI NIH HHS T32 HL069768
6 · The paper itself

Abstract

The BMP pathway regulates developmental processes including angiogenesis, yet its signaling outputs are complex and context-dependent. Recently, we showed that SMAD6, an intracellular BMP inhibitor expressed in endothelial cells, decreases vessel sprouting and branching both in vitro and in zebrafish. Genetic deletion of SMAD6 in mice results in poorly characterized cardiovascular defects and lethality. Here, we analyzed the effects of SMAD6 loss on vascular function during murine development. SMAD6 was expressed in a subset of blood vessels throughout development, primarily in arteries, while expression outside of the vasculature was largely confined to developing cardiac valves with no obvious embryonic phenotype. Mice deficient in SMAD6 died during late gestation and early stages of postnatal development, and this lethality was associated with vessel hemorrhage. Mice that survived past birth had increased branching and sprouting of developing postnatal retinal vessels and disorganized tight and adherens junctions. In vitro, knockdown of SMAD6 led to abnormal endothelial cell adherens junctions and increased VE-cadherin endocytosis, indicative of activated endothelium. Thus, SMAD6 is essential for proper blood vessel function during murine development, where it appears to stabilize endothelial junctions to prevent hemorrhage and aberrant angiogenesis.

Indexed as

Adherens JunctionsAnimalsArteriesBlood VesselsEndothelial CellsEndothelium, VascularHemorrhageIntercellular JunctionsMiceNeovascularization, PathologicNeovascularization, PhysiologicRetinal VesselsSignal TransductionSmad6 ProteinSmad6 ProteinSmad6 protein, mouseAngiogenesisMouse developmentRetinaSMAD6VE-cadherin

Identifiers

PMID30098998
PMCPMC6903908
OpenAlexW2886844039

What OpenQuestion holds

Textmetadata
LicenceTDM
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.