Evidence map›Paper›PMID 23352789›Full record

ArticleDevelopmental biology2013

BMP and TGF-β pathway mediators are critical upstream regulators of Wnt signaling during midbrain dopamine differentiation in human pluripotent stem cells.

Jingli Cai, Stephanie Schleidt, Joshua Pelta-Heller, Danielle Hutchings, Gregory Cannarsa, Lorraine Iacovitti

Open access · greenAbstract 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 28 papers.

0numbers the graph read from it
0cells of the map it votes in
28citing papers in PubMed
3.3field-weighted citation impact, top 8% 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

28 citing papers in PubMed, 42 citations in OpenAlex.

  1. Trial
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  6. On the Road from Phenotypic Plasticity to Stem Cell Therapy.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2021
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  9. Review
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  11. Profiling of Argonaute-2-loaded microRNAs in a mouse model of frontotemporal dementia with parkinsonism-17.International journal of physiology, pathophysiology and pharmacology · 2018
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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

6 authors at 1 institution in 1 country.

Jingli CaiDepartment of Neuroscience, Farber Institute for Neurosciences, Thomas Jefferson University, 900 Walnut Street, Philadelphia, PA. 19107, USA.
Stephanie Schleidt
Joshua Pelta-Heller
Danielle Hutchings
Gregory Cannarsa
Lorraine Iacovitti
Thomas Jefferson University · US

Funding

Using reporter human iPS cells to study fate, function and Parkinson's diseaseR01NS075839 · NINDS · THOMAS JEFFERSON UNIVERSITY · PI IACOVITTI, LORRAINE · 2012 to 2021
$3.8M
NINDS NIH HHS NS075839NINDS NIH HHS R01 NS075839
6 · The paper itself

Abstract

Although many laboratories currently use small molecule inhibitors of the BMP (Dorsomorphin/DM) and TGF-β (SB431542/SB) signaling pathways in protocols to generate midbrain dopamine (mDA) neurons from hES and hiPS cells, until now, these substances have not been thought to play a role in the mDA differentiation process. We report here that the transient inhibition of constitutive BMP (pSMADs 1, 5, 8) signaling, either alone or in combination with TGF-β inhibition (pSMADs 2, 3), is critically important in the upstream regulation of Wnt1-Lmx1a signaling in mDA progenitors. We postulate that the mechanism via which DM or DM/SB mediates these effects involves the up-regulation in SMAD-interacting protein 1 (SIP1), which results in greater repression of the Wnt antagonist, secreted frizzled related protein 1 (Sfrp1) in stem cells. Accordingly, knockdown of SIP1 reverses the inductive effects of DM/SB on mDA differentiation while Sfrp1 knockdown/inhibition mimics DM/SB. The rise in Wnt1-Lmx1a levels in SMAD-inhibited cultures is, however, accompanied by a reciprocal down-regulation in SHH-Foxa2 levels leading to the generation of few TH+ neurons that co-express Foxa2. If however, exogenous SHH/FGF8 is added along with SMAD inhibitors, equilibrium in these two important pathways is achieved such that authentic (Lmx1a+Foxa2+TH+) mDA neuron differentiation is promoted while alternate cell fates are suppressed in stem cell cultures. These data indicate that activators/inhibitors of BMP and TGF-β signaling play a critical upstream regulatory role in the mDA differentiation process in human pluripotent stem cells.

Indexed as

Blotting, WesternBone Morphogenetic ProteinsCell DifferentiationCell LineDopaminergic NeuronsGene Expression Regulation, DevelopmentalHumansImmunohistochemistryIntercellular Signaling Peptides and ProteinsMembrane ProteinsMesencephalonNerve Tissue ProteinsPluripotent Stem CellsPyrazolesPyrimidinesReal-Time Polymerase Chain ReactionBone Morphogenetic ProteinsdorsomorphinGEMIN2 protein, humanIntercellular Signaling Peptides and ProteinsMembrane ProteinsNerve Tissue ProteinsPyrazolesPyrimidinesRNA-Binding ProteinsRNA, Small InterferingSecreted Frizzled-Related ProteinsSFRP1 protein, humanTransforming Growth Factor beta

Identifiers

PMID23352789
PMCPMC3983720
OpenAlexW2003529689

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.