Evidence map›Paper›PMID 22388089›Full record

ArticleNature medicine2012

Macrophage-derived Wnt opposes Notch signaling to specify hepatic progenitor cell fate in chronic liver disease.

Luke Boulter, Olivier Govaere, Tom G Bird, Sorina Radulescu, Prakash Ramachandran, Antonella Pellicoro, Rachel A Ridgway, Sang Soo Seo, Bart Spee, Nico Van Rooijen and 5 more

Abstract read
In one paragraph

Article in Nature medicine, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 425 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
425citing papers in PubMed, 1 pooled it
–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

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

425 citing papers in PubMed, 1 synthesis or guideline pooled it.

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365 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

15 authors.

Luke BoulterMedical Research Council Centre for Regenerative Medicine, University of Edinburgh, Edinburgh, UK.
Olivier Govaere
Tom G Bird
Sorina Radulescu
Prakash Ramachandran
Antonella Pellicoro
Rachel A Ridgway
Sang Soo Seo
Bart Spee
Nico Van Rooijen
Owen J Sansom
John P Iredale
Sally Lowell
Tania Roskams
Stuart J Forbes

Funding

Cancer Research UK 12481Medical Research Council G0600033Medical Research Council G0901697Medical Research Council G1000868Medical Research Council G1000868(97900)Medical Research Council MR/J010766/1Wellcome Trust
6 · The paper itself

Abstract

During chronic injury a population of bipotent hepatic progenitor cells (HPCs) become activated to regenerate both cholangiocytes and hepatocytes. Here we show in human diseased liver and mouse models of the ductular reaction that Notch and Wnt signaling direct specification of HPCs via their interactions with activated myofibroblasts or macrophages. In particular, we found that during biliary regeneration, expression of Jagged 1 (a Notch ligand) by myofibroblasts promoted Notch signaling in HPCs and thus their biliary specification to cholangiocytes. Alternatively, during hepatocyte regeneration, macrophage engulfment of hepatocyte debris induced Wnt3a expression. This resulted in canonical Wnt signaling in nearby HPCs, thus maintaining expression of Numb (a cell fate determinant) within these cells and the promotion of their specification to hepatocytes. By these two pathways adult parenchymal regeneration during chronic liver injury is promoted.

Indexed as

AdultAgedAnimalsAntigens, Differentiationbeta CateninBiliary TractCalcium-Binding ProteinsCell CommunicationCell DifferentiationCells, CulturedChronic DiseaseCreatine KinaseEthionineFemalegamma-GlutamyltransferaseGene Expression RegulationAntigens, Differentiationbeta CateninCalcium-Binding ProteinsCreatine KinaseCTNNB1 protein, mouseEthioninegamma-GlutamyltransferaseIntercellular Signaling Peptides and ProteinsJAG1 protein, humanJag1 protein, mouseJagged-1 ProteinKeratin-1Keratins, Hair-SpecificKrt1 protein, mouseMembrane Proteinsmonocyte-macrophage differentiation antigenNerve Tissue ProteinsNUMB protein, humanReceptors, NotchRNA, MessengerSerrate-Jagged ProteinsWnt3A ProteinWnt3a protein, mouse

Identifiers

PMID22388089
PMCPMC3364717

What OpenQuestion holds

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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.