Evidence map›Paper›PMID 22645310›Full record

ArticleMolecular and cellular biology2012

Prolyl isomerase Pin1 regulates neuronal differentiation via β-catenin.

Kazuhiro Nakamura, Isao Kosugi, Daniel Y Lee, Angela Hafner, David A Sinclair, Akihide Ryo, Kun Ping Lu

Open access · bronzeAbstract read
In one paragraph

Article in Molecular and cellular biology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
2.7field-weighted citation impact, top 9% 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

45 citing papers in PubMed, 66 citations in OpenAlex.

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  16. Pinning Down the Transcription: A Role for Peptidyl-ProlylFrontiers in cell and developmental biology · 2020
    Review
  17. Post-translational Modifications of the Peptidyl-Prolyl Isomerase Pin1.Frontiers in cell and developmental biology · 2020
    Review
  18. Article
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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

7 authors at 4 institutions in 2 countries.

Kazuhiro NakamuraDepartment of Medicine, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, Massachusetts, USA.
Isao Kosugi
Daniel Y Lee
Angela Hafner
David A Sinclair
Akihide Ryo
Kun Ping Lu
Harvard University · USBeth Israel Deaconess Medical Center · USHamamatsu University School of Medicine · JPYokohama City University · JP

Funding

SIRT1 as a regulator of health and lifespan of mammalsR37AG028730 · NIA · HARVARD MEDICAL SCHOOL · PI SINCLAIR, DAVID A. · 2012 to 2021
$4.1M
Role of the Prolyl lsomerase Pin1 in Alzheimer's DiseaseR01AG017870 · NIA · BETH ISRAEL DEACONESS MEDICAL CENTER · PI LU, KUN PING · 2001 to 2011
$2.7M
Function and Regulation of the Phosphorylation-Specific Prolyl Isomerase Pin1R01CA167677 · NCI · BETH ISRAEL DEACONESS MEDICAL CENTER · PI LU, KUN PING · 2012 to 2016
$1.9M
Pin1-Catalyzed Protein Conformational Regulation in Alzheimer's DiseaseR01AG039405 · NIA · BETH ISRAEL DEACONESS MEDICAL CENTER · PI LU, KUN PING · 2011 to 2015
$1.8M
NCI NIH HHS CA167677NCI NIH HHS R01 CA167677NIA NIH HHS AG017870NIA NIH HHS AG039405NIA NIH HHS R01 AG017870NIA NIH HHS R01 AG039405NIA NIH HHS R37 AG028730
6 · The paper itself

Abstract

The Wnt/β-catenin pathway promotes proliferation of neural progenitor cells (NPCs) at early stages and induces neuronal differentiation from NPCs at late stages, but the molecular mechanisms that control this stage-specific response are unclear. Pin1 is a prolyl isomerase that regulates cell signaling uniquely by controlling protein conformation after phosphorylation, but its role in neuronal differentiation is not known. Here we found that whereas Pin1 depletion suppresses neuronal differentiation, Pin1 overexpression enhances it, without any effects on gliogenesis from NPCs in vitro. Consequently, Pin1-null mice have significantly fewer upper layer neurons in the motor cortex and severely impaired motor activity during the neonatal stage. A proteomic approach identified β-catenin as a major substrate for Pin1 in NPCs, in which Pin1 stabilizes β-catenin. As a result, Pin1 knockout leads to reduced β-catenin during differentiation but not proliferation of NPCs in developing brains. Importantly, defective neuronal differentiation in Pin1 knockout NPCs is fully rescued in vitro by overexpression of β-catenin but not a β-catenin mutant that fails to act as a Pin1 substrate. These results show that Pin1 is a novel regulator of NPC differentiation by acting on β-catenin and provides a new postphosphorylation signaling mechanism to regulate developmental stage-specific functioning of β-catenin signaling in neuronal differentiation.

Indexed as

NeurogenesisAnimalsbeta CateninCell ProliferationCells, CulturedCerebral CortexMiceMice, Inbred C57BLMice, KnockoutMotor ActivityNeural Stem CellsNeuronsNIMA-Interacting Peptidylprolyl IsomerasePeptidylprolyl IsomeraseProteomicsWnt Signaling Pathwaybeta CateninCTNNB1 protein, mouseNIMA-Interacting Peptidylprolyl IsomerasePeptidylprolyl IsomerasePin1 protein, mouse

Identifiers

PMID22645310
PMCPMC3434519
OpenAlexW2161857978

What OpenQuestion holds

Textmetadata
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.