Evidence map›Paper›PMID 23499658›Full record

ArticleDevelopmental biology2013

The ventral to dorsal BMP activity gradient in the early zebrafish embryo is determined by graded expression of BMP ligands.

Marie-Christine Ramel, Caroline S Hill

Open access · hybridAbstract read
In one paragraph

Article in Developmental biology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 40 papers.

0numbers the graph read from it
0cells of the map it votes in
40citing papers in PubMed
2.4field-weighted citation impact, top 11% 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

40 citing papers in PubMed, 69 citations in OpenAlex.

  1. Article
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  5. Disrupted developmental signaling induces novel transcriptional states.Proceedings of the National Academy of Sciences of the United States of America · 2025
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  12. Context-dependent TGFβ family signalling in cell fate regulation.Nature reviews. Molecular cell biology · 2023
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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

2 authors at 1 institution in 1 country.

Marie-Christine RamelLaboratory of Developmental Signalling, Cancer Research UK London Research Institute, 44 Lincoln's Inn Fields, London, WC2A 3LY, United Kingdom.
Caroline S Hill
Cancer Research UK · GB

Funding

Cancer Research UK 15681
6 · The paper itself

Abstract

In the early zebrafish embryo, a ventral to dorsal gradient of bone morphogenetic protein (BMP) activity is established, which is essential for the specification of cell fates along this axis. To visualise and mechanistically determine how this BMP activity gradient forms, we have used a transgenic zebrafish line that expresses monomeric red fluorescent protein (mRFP) under the control of well-characterised BMP responsive elements. We demonstrate that mRFP expression in this line faithfully reports BMP and GDF signalling at both early and late stages of development. Taking advantage of the unstable nature of mRFP transcripts, we use in situ hybridisation to reveal the dynamic spatio-temporal pattern of BMP activity and establish the timing and sequence of events that lead to the formation of the BMP activity gradient. We show that the BMP transcriptional activity gradient is established between 30% and 40% epiboly stages and that it is preceded by graded mRNA expression of the BMP ligands. Both Dharma and FGF signalling contribute to graded bmp transcription during these early stages and it is subsequently maintained through autocrine BMP signalling. We show that BMP2B protein is also expressed in a gradient as early as blastula stages, but do not find any evidence of diffusion of this BMP to generate the BMP transcriptional activity gradient. Thus, in contrast to diffusion/transport-based models of BMP gradient formation in Drosophila, our results indicate that the establishment of the BMP activity gradient in early zebrafish embryos is determined by graded expression of the BMP ligands.

Indexed as

Gene Expression Regulation, DevelopmentalAnimalsAnimals, Genetically ModifiedBlastulaBlotting, WesternBody PatterningBone Morphogenetic Protein 2Bone Morphogenetic ProteinsEmbryo, NonmammalianFibroblast Growth FactorsGene Knockdown TechniquesIn Situ HybridizationLigandsLuminescent ProteinsMicroscopy, ConfocalRed Fluorescent Proteinbmp2b protein, zebrafishBone Morphogenetic Protein 2Bone Morphogenetic ProteinsFibroblast Growth FactorsLigandsLuminescent ProteinsRed Fluorescent ProteinZebrafish Proteins

Identifiers

PMID23499658
PMCPMC3899928
OpenAlexW2089333480

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.