Evidence map›Paper›PMID 27677455›Full record

ArticleScientific reports2016

Exercise protects against methamphetamine-induced aberrant neurogenesis.

Minseon Park, Harry Levine, Michal Toborek

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
1.8field-weighted citation impact, top 15% 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

26 citing papers in PubMed, 52 citations in OpenAlex.

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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 2 countries.

Minseon ParkDepartment of Biochemistry and Molecular Biology, Miller School of Medicine at University of Miami, Miami, FL 33136, USA.
Harry LevineDepartment of Biochemistry and Molecular Biology, Miller School of Medicine at University of Miami, Miami, FL 33136, USA.
Michal ToborekDepartment of Biochemistry and Molecular Biology, Miller School of Medicine at University of Miami, Miami, FL 33136, USA.
University of Miami · USAkademii Wychowania Fizycznego im. Jerzego Kukuczki w Katowicach · PL

Funding

University of Miami Developmental Center for AIDS Research (D-CFAR)P30AI073961 · NIAID · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI ALLAN E RODRIGUEZ · 2007 to 2026
$33.8M
Tat, amyloid beta and brain endothelial barrier functionR01MH072567 · NIMH · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI Michal Toborek · 2005 to 2026
$7.6M
Role of cerebral vasculature in brain ischemia in HIV infectionR01HL126559 · NHLBI · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI TOBOREK, MICHAL · 2014 to 2024
$3.8M
Implications of caveolae in Tat signaling and integrity of brain endotheliumR01MH063022 · NIMH · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI PARK, MIN SEON · 2001 to 2012
$3.1M
Prevention of HIV and drug abuse-induced brain pathology by targeting mitochondriaR01DA044579 · NIDA · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI TOBOREK, MICHAL · 2017 to 2021
$2.2M
Role of the BBB in HIV brain infection during methamphetamine abuseR01DA039576 · NIDA · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI TOBOREK, MICHAL · 2015 to 2019
$2.0M
Interplay between cArt, HIV, and amyloid at the blood-brain barrier.R01MH098891 · NIMH · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI TOBOREK, MICHAL · 2012 to 2016
$1.9M
Exercise as a novel strategy to target methamphetamine-induced cerebrovascular toR01DA027569 · NIDA · UNIVERSITY OF MIAMI SCHOOL OF MEDICINE · PI TOBOREK, MICHAL · 2009 to 2013
$1.8M
NHLBI NIH HHS R01 HL126559NIAID NIH HHS P30 AI073961NIDA NIH HHS R01 DA027569NIDA NIH HHS R01 DA039576NIDA NIH HHS R01 DA044579NIMH NIH HHS R01 MH063022NIMH NIH HHS R01 MH072567NIMH NIH HHS R01 MH098891
6 · The paper itself

Abstract

While no effective therapy is available for the treatment of methamphetamine (METH)-induced neurotoxicity, aerobic exercise is being proposed to improve depressive symptoms and substance abuse outcomes. The present study focuses on the effect of exercise on METH-induced aberrant neurogenesis in the hippocampal dentate gyrus in the context of the blood-brain barrier (BBB) pathology. Mice were administered with METH or saline by i.p. injections for 5 days with an escalating dose regimen. One set of mice was sacrificed 24 h post last injection of METH, and the remaining animals were either subjected to voluntary wheel running (exercised mice) or remained in sedentary housing (sedentary mice). METH administration decreased expression of tight junction (TJ) proteins and increased BBB permeability in the hippocampus. These changes were preserved post METH administration in sedentary mice and were associated with the development of significant aberrations of neural differentiation. Exercise protected against these effects by enhancing the protein expression of TJ proteins, stabilizing the BBB integrity, and enhancing the neural differentiation. In addition, exercise protected against METH-induced systemic increase in inflammatory cytokine levels. These results suggest that exercise can attenuate METH-induced neurotoxicity by protecting against the BBB disruption and related microenvironmental changes in the hippocampus.

Identifiers

PMID27677455
PMCPMC5039713
OpenAlexW2524585829

What OpenQuestion holds

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Registered trials

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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.