Evidence map›Paper›PMID 26407529›Full record

ArticleDevelopmental biology2015

Negative and positive auto-regulation of BMP expression in early eye development.

Jie Huang, Ying Liu, Benjamen Filas, Lena Gunhaga, David C Beebe

Abstract read
In one paragraph

Article in Developmental biology, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed
4.3field-weighted citation impact, top 6% 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

37 citing papers in PubMed, 54 citations in OpenAlex.

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  18. The rax homeobox gene is mutated in the eyeless axolotl, Ambystoma mexicanum.Developmental dynamics : an official publication of the American Association of Anatomists · 2021
    Article
  19. Review
  20. Fibronectin has multifunctional roles in posterior capsular opacification (PCO).Matrix biology : journal of the International Society for Matrix Biology · 2020
    Article
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

5 authors at 2 institutions in 2 countries.

Jie HuangDepartment of Ophthalmology and Visual Sciences, Washington University School of Medicine, St. Louis, MO, USA. Electronic address: huangj@vision.wustl.edu.
Ying LiuDepartment of Ophthalmology and Visual Sciences, Washington University School of Medicine, St. Louis, MO, USA.
Benjamen FilasDepartment of Ophthalmology and Visual Sciences, Washington University School of Medicine, St. Louis, MO, USA.
Lena GunhagaUmeå Centre for Molecular Medicine, Umeå University, Umeå, Sweden.
David C BeebeDepartment of Ophthalmology and Visual Sciences, Washington University School of Medicine, St. Louis, MO, USA; Department of Cell Biology and Physiology, Washington University School of Medicine, St. Louis, MO, USA.
Washington University in St. Louis · USUmeå University · SE

Funding

Washington University Institute of Clinical and Translational SciencesUL1TR000448 · NCATS · WASHINGTON UNIVERSITY · PI EVANOFF, BRADLEY A · 2012 to 2016
$41.4M
WASHINGTON UNIVERSITY CENTER VISION RESEARCHP30EY002687 · NEI · WASHINGTON UNIVERSITY · PI Philip Andrew Ruzycki · 1985 to 2026
$18.4M
REGULATION OF LENS AND EYE FORMATIONR01EY004853 · NEI · WASHINGTON UNIVERSITY · PI BASSNETT, STEVEN · 1985 to 2015
$7.0M
NCATS NIH HHS UL1 TR000448NCATS NIH HHS UL1TR000448NEI NIH HHS EY02687NEI NIH HHS EY04853NEI NIH HHS P30 EY002687NEI NIH HHS R01 EY004853
6 · The paper itself

Abstract

Previous results have shown that Bone Morphogenetic Protein (BMP) signaling is essential for lens specification and differentiation. How BMP signals are regulated in the prospective lens ectoderm is not well defined. To address this issue we have modulated BMP activity in a chicken embryo pre-lens ectoderm explant assay, and also studied transgenic mice, in which the type I BMP receptors, Bmpr1a and Acvr1, are deleted from the prospective lens ectoderm. Our results show that chicken embryo pre-lens ectoderm cells express BMPs and require BMP signaling for lens specification in vitro, and that in vivo inhibition of BMP signals in the mouse prospective lens ectoderm interrupts lens placode formation and prevents lens invagination. Furthermore, our results provide evidence that BMP expression is negatively auto-regulated in the lens-forming ectoderm, decreasing when the tissue is exposed to exogenous BMPs and increasing when BMP signaling is prevented. In addition, eyes lacking BMP receptors in the prospective lens placode develop coloboma in the adjacent wild type optic cup. In these eyes, Bmp7 expression increases in the ventral optic cup and the normal dorsal-ventral gradient of BMP signaling in the optic cup is disrupted. Pax2 becomes undetectable and expression of Sfrp2 increases in the ventral optic cup, suggesting that increased BMP signaling alter their expression, resulting in failure to close the optic fissure. In summary, our results suggest that negative and positive auto-regulation of BMP expression is important to regulate early eye development.

Indexed as

Gene Expression Regulation, DevelopmentalAnimalsBone Morphogenetic Protein ReceptorsBone Morphogenetic ProteinsChick EmbryoCHO CellsColobomaCricetinaeCricetulusEctodermEyeImmunohistochemistryIn Situ Hybridization, FluorescenceLens, CrystallineMice, TransgenicBone Morphogenetic Protein ReceptorsBone Morphogenetic ProteinsAuto-regulationBMPColobomaDevelopmentLensSpecification

Identifiers

PMID26407529
PMCPMC4663133
OpenAlexW1804794972

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.