Evidence map›Paper›PMID 26705333›Full record

ArticleeLife2015

The splicing regulator PTBP1 controls the activity of the transcription factor Pbx1 during neuronal differentiation.

Anthony J Linares, Chia-Ho Lin, Andrey Damianov, Katrina L Adams, Bennett G Novitch, Douglas L Black

Open access · goldAbstract read
In one paragraph

Article in eLife, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 103 papers.

0numbers the graph read from it
0cells of the map it votes in
103citing papers in PubMed
4.8field-weighted citation impact, top 4% 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

103 citing papers in PubMed, 176 citations in OpenAlex.

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  20. Cell-Type-Specific Splicing of Transcription Regulators andThe Journal of neuroscience : the official journal of the Society for Neuroscience · 2025
    Article

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

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.

Anthony J LinaresMolecular Biology Institute Graduate Program, University of California, Los Angeles, Los Angeles, United States.ORCID http://orcid.org/0000-0002-2484-7252
Chia-Ho LinDepartment of Microbiology, Immunology and Molecular Genetics, University of California, Los Angeles, Los Angeles, United States.
Andrey DamianovDepartment of Microbiology, Immunology and Molecular Genetics, University of California, Los Angeles, Los Angeles, United States.
Katrina L AdamsMolecular Biology Institute Graduate Program, University of California, Los Angeles, Los Angeles, United States.
Bennett G NovitchDepartment of Neurobiology, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, United States.
Douglas L BlackDepartment of Microbiology, Immunology and Molecular Genetics, University of California, Los Angeles, Los Angeles, United States.ORCID http://orcid.org/0000-0002-2705-8187
University of California, Los Angeles · US

Funding

UCLA NIGMS T32 Program AssessmentT32GM007185 · NIGMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI TORRES, JORGE · 1985 to 2020
$21.7M
The Regulation of Neuronal Exon SplicingR01GM049662 · NIGMS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI BLACK, DOUGLAS L · 1998 to 2019
$6.5M
Training Grant in Neurobehavioral GeneticsT32NS048004 · NINDS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI BEARDEN, CARRIE E, OPHOFF, ROEL A · 2004 to 2025
$5.8M
TRAINING PROGRAM IN NEURAL REPAIRT32NS007449 · NINDS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI CHESSELET, MARIE-FRANCOISE S · 1998 to 2012
$1.9M
Transcriptional regulation of neuronal differentiationR01NS072804 · NINDS · UNIVERSITY OF CALIFORNIA LOS ANGELES · PI NOVITCH, BENNETT G · 2010 to 2014
$1.6M
Howard Hughes Medical InstituteNIGMS NIH HHS GM00785NIGMS NIH HHS R01 GM049662NIGMS NIH HHS R01 GM49662NIGMS NIH HHS T32 GM007185NINDS NIH HHS NS048004NINDS NIH HHS NS072804NINDS NIH HHS NS07449NINDS NIH HHS R01 NS072804NINDS NIH HHS T32 NS007449NINDS NIH HHS T32 NS048004
6 · The paper itself

Abstract

The RNA-binding proteins PTBP1 and PTBP2 control programs of alternative splicing during neuronal development. PTBP2 was found to maintain embryonic splicing patterns of many synaptic and cytoskeletal proteins during differentiation of neuronal progenitor cells (NPCs) into early neurons. However, the role of the earlier PTBP1 program in embryonic stem cells (ESCs) and NPCs was not clear. We show that PTBP1 controls a program of neuronal gene expression that includes the transcription factor Pbx1. We identify exons specifically regulated by PTBP1 and not PTBP2 as mouse ESCs differentiate into NPCs. We find that PTBP1 represses Pbx1 exon 7 and the expression of the neuronal Pbx1a isoform in ESCs. Using CRISPR-Cas9 to delete regulatory elements for exon 7, we induce Pbx1a expression in ESCs, finding that this activates transcription of neuronal genes. Thus, PTBP1 controls the activity of Pbx1 to suppress its neuronal transcriptional program prior to induction of NPC development.

Indexed as

Cell DifferentiationAnimalsEmbryonic Stem CellsGene Expression RegulationHeterogeneous-Nuclear RibonucleoproteinsHomeodomain ProteinsMiceNeuronsPolypyrimidine Tract-Binding ProteinPre-B-Cell Leukemia Transcription Factor 1Transcription FactorsHeterogeneous-Nuclear RibonucleoproteinsHomeodomain ProteinsPbx1 protein, mousePolypyrimidine Tract-Binding ProteinPre-B-Cell Leukemia Transcription Factor 1Ptbp1 protein, mouseTranscription Factorsalternative splicingchromosomesdevelopmental biologyembryonic stem cellsgenesmouseposttranscriptional regulationRNA binding proteinstem cells

Identifiers

PMID26705333
PMCPMC4755740
OpenAlexW2269461016

What OpenQuestion holds

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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.