Evidence map›Paper›PMID 24411019›Full record

ArticleNeurobiology of aging2014

Role of ERK1, 2, and 5 in dopamine neuron survival during aging.

Mayur S Parmar, Juliann D Jaumotte, Stephanie L Wyrostek, Michael J Zigmond, Jane E Cavanaugh

Abstract read
In one paragraph

Article in Neurobiology of aging, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
0.9field-weighted citation impact, top 26% 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

16 citing papers in PubMed, 26 citations in OpenAlex.

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  15. Modulation of neurotrophic signaling pathways by polyphenols.Drug design, development and therapy · 2016
    Review
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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

5 authors at 4 institutions in 1 country.

Mayur S ParmarDivision of Pharmaceutical Sciences, Mylan School of Pharmacy, Duquesne University, Pittsburgh, PA, USA.
Juliann D JaumottePittsburgh Institute for Neurodegenerative Diseases, University of Pittsburgh, Pittsburgh, PA, USA.
Stephanie L WyrostekPittsburgh Institute for Neurodegenerative Diseases, University of Pittsburgh, Pittsburgh, PA, USA.
Michael J ZigmondPittsburgh Institute for Neurodegenerative Diseases, University of Pittsburgh, Pittsburgh, PA, USA.
Jane E CavanaughDivision of Pharmaceutical Sciences, Mylan School of Pharmacy, Duquesne University, Pittsburgh, PA, USA. Electronic address: cavanaughj@duq.edu.
Institute for Neurodegenerative Disorders · USDuquesne University · USMylan (United States) · USUniversity of Pittsburgh · US

Funding

Mechanisms of Exercise-Induced Protection and Rescue in Models of Dopamine LossR01NS070825 · NINDS · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI HOFFER, BARRY J, ZIGMOND, MICHAEL J · 2011 to 2014
$2.3M
Kinase Signaling in Aging Dopamine NeuronsK01AG025848 · NIA · UNIVERSITY OF PITTSBURGH AT PITTSBURGH · PI CAVANAUGH, JANE E · 2005 to 2009
$597k
NIA NIH HHS AG25848NIA NIH HHS K01 AG025848NINDS NIH HHS NS070825NINDS NIH HHS R01 NS070825
6 · The paper itself

Abstract

Extracellular signal-regulated kinases (ERKs) 1, 2, and 5 have been shown to play distinct roles in proliferation, differentiation, and neuronal viability. In this study, we examined ERK1, 2, and 5 expression and activation in the substantia nigra (SN), striatum (STR), and ventral tegmental area (VTA) during aging. An age-related decrease in phosphorylated ERK5 was observed in the SN and STR, whereas an increase in total ERK1 was observed in all 3 regions. In primary cultures of the SN and VTA, inhibition of ERK5 but not ERK1 and 2 decreased dopamine neuronal viability significantly. These data suggest that ERK5 is essential for the basal survival of SN and VTA dopaminergic neurons. This is the first study to examine ERK1, 2, and 5 expression and activation in the SN, STR, and VTA during aging, and the relative roles of ERK1, 2, and 5 in basal survival of SN and VTA dopaminergic neurons. These data raise the possibility that a decline in ERK5 signaling may play a role in age-related impairments in dopaminergic function.

Indexed as

AgingAnimalsCells, CulturedCell SurvivalCorpus StriatumDopamineMaleMAP Kinase Signaling SystemMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Mitogen-Activated Protein Kinase 7NeuronsPhosphorylationRatsRats, Inbred BNRats, Inbred F344DopamineMitogen-Activated Protein Kinase 1Mitogen-Activated Protein Kinase 3Mitogen-Activated Protein Kinase 7AgingBrainERK1/2ERK5Fischer-344xBrown Norway F1 hybrids (F344xBN F1)MAP kinasesStriatumSubstantia nigraVentral tegmental area

Identifiers

PMID24411019
PMCPMC3896870
OpenAlexW2014999376

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.