Evidence map›Paper›PMID 28556463›Full record

ArticleGenes, brain, and behavior2017

A single bout of exercise increases hippocampal Bdnf: influence of chronic exercise and noradrenaline.

A C Venezia, E Quinlan, S M Roth

Open access · bronzeAbstract read
In one paragraph

Article in Genes, brain, and behavior, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
2.0field-weighted citation impact, top 16% 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

23 citing papers in PubMed, 41 citations in OpenAlex.

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  10. Effects of acute aerobic exercise on mnemonic discrimination performance in older adults.Journal of the International Neuropsychological Society : JINS · 2023
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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

3 authors at 2 institutions in 1 country.

A C VeneziaDepartment of Exercise Science and Sport, The University of Scranton, Scranton, PA, USA.ORCID 0000-0001-5936-5379
E QuinlanNeuroscience and Cognitive Science Program, University of Maryland, College Park, MD, USA.
S M RothDepartment of Kinesiology, School of Public Health, University of Maryland, College Park, MD, USA.
University of Maryland, College Park · USUniversity of Scranton · US

Funding

Acute Exercise and Hippocampal PlasticityF31MH103951 · NIMH · UNIV OF MARYLAND, COLLEGE PARK · PI VENEZIA, ANDREW CARMEN · 2014 to 2016
$49k
NIMH NIH HHS F31 MH103951
6 · The paper itself

Abstract

Research in human subjects suggests that acute exercise can improve memory performance, but the qualities of the exercise necessary to promote improved memory, and the signaling pathways that mediate these effects are unknown. Brain-derived neurotrophic factor (Bdnf), noradrenergic signaling, and post-translational modifications to AMPA receptors have all been implicated in the enhancement of memory following emotional or physical arousal; however, it is not known if a single bout of exercise is sufficient to engage these pathways. Here we use a rodent model to investigate the effects of acute and chronic exercise on hippocampal transcript-specific Bdnf expression and phosphorylation of the GluR1 subunit of the AMPA-type glutamate receptor. A single bout of treadmill exercise was insufficient to mimic the increased expression of GluR1 protein and phosphorylation at Ser845 observed following 1 month of voluntary wheel running. However, acute exercise was sufficient to increase Bdnf transcript IV messenger RNA (mRNA) expression in sedentary subjects, but not subjects housed for 1 month with a running wheel. High-intensity acute exercise increased total Bdnf mRNA in sedentary mice, but not above levels observed following chronic access to the running wheel. Although depletion of central noradrenergic signaling with DSP-4 reduced Bdnf IV mRNA, the effect of acute exercise on Bdnf mRNA persisted. Our characterization of the effects of acute exercise on Bdnf expression and persistence in the absence of noradrenergic modulation may inform strategies to employ physical activity to combat cognitive aging and mental health disorders.

Indexed as

Physical Conditioning, AnimalAnimalsBrain-Derived Neurotrophic FactorHippocampusMaleMiceMice, Inbred C57BLNorepinephrinePhosphorylationProtein Processing, Post-TranslationalReceptors, AMPABrain-Derived Neurotrophic FactorNorepinephrineReceptors, AMPAAcute exerciseAMPA receptorsBdnfbrain-derived neurotrophic factorDSP-4exerciseGluR1hippocampusnorepinephrinevoluntary wheel running

Identifiers

PMID28556463
PMCPMC5677569
OpenAlexW2619211772

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.