Evidence map›Paper›PMID 28359739›Full record

ArticleExperimental neurology2017

2,4 DNP improves motor function, preserves medium spiny neuronal identity, and reduces oxidative stress in a mouse model of Huntington's disease.

Bin Wu, Mali Jiang, Qi Peng, Gang Li, Zhipeng Hou, Ginger L Milne, Susumu Mori, Robert Alonso, John G Geisler, Wenzhen Duan

Open access · greenAbstract read
In one paragraph

Article in Experimental neurology, 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
1.7field-weighted citation impact, top 18% 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, 45 citations in OpenAlex.

  1. Review
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  10. Targeting mitochondrial CaThe Journal of physiology · 2024
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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

10 authors at 3 institutions in 2 countries.

Bin WuDivision of Neurobiology, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, United States; Department of General Practice, The First hospital of China Medical University, Shenyang, Liaoning Province, China.
Mali JiangDivision of Neurobiology, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, United States.
Qi PengDivision of Neurobiology, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, United States.
Gang LiDivision of Neurobiology, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, United States; Department of Pharmacology, Inner Mongolian Medical University School of Pharmacy, Hohhot, Inner Mongolian, China.
Zhipeng HouDepartment of Radiology, Johns Hopkins University School of Medicine, Baltimore, MD, United States.
Ginger L MilneEicosanoid Core Laboratory, Division of Clinical Pharmacology, Vanderbilt University School of Medicine, Nashville, TN, United States.
Susumu MoriDepartment of Radiology, Johns Hopkins University School of Medicine, Baltimore, MD, United States.
Robert AlonsoMitochon Pharmaceuticals Inc., Radnor, PA, United States.
John G GeislerMitochon Pharmaceuticals Inc., Radnor, PA, United States.
Wenzhen DuanDivision of Neurobiology, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine, Baltimore, MD, United States; Program in Cellular and Molecular Medicine, Johns Hopkins University School of Medicine, Baltimore, MD, United States; Department of Neuroscience, Johns Hopkins University School of Medicine, Baltimore, MD, United States. Electronic address: wduan2@jhmi.edu.
Johns Hopkins University · USJohns Hopkins Medicine · USVanderbilt University · US

Funding

Huntington's Disease biomarkers and therapeuticsR01NS082338 · NINDS · JOHNS HOPKINS UNIVERSITY · PI DUAN, WENZHEN · 2013 to 2017
$2.0M
Validation of structural MRI as a biomarker in Huntington's diseaseR21NS074196 · NINDS · JOHNS HOPKINS UNIVERSITY · PI DUAN, WENZHEN · 2011 to 2012
$451k
Mitochondrial SIRT3 in Huntington's diseaseR21NS099670 · NINDS · JOHNS HOPKINS UNIVERSITY · PI DUAN, WENZHEN · 2016 to 2017
$449k
Cerebrovascular Abnormalities in Huntington's DiseaseR21NS104480 · NINDS · HUGO W. MOSER RES INST KENNEDY KRIEGER · PI DUAN, WENZHEN, HUA, JUN · 2018 to 2019
$446k
NG2 cells in Huntington's diseaseR21NS094886 · NINDS · JOHNS HOPKINS UNIVERSITY · PI DUAN, WENZHEN · 2016 to 2017
$446k
NINDS NIH HHS R01 NS082338NINDS NIH HHS R21 NS074196NINDS NIH HHS R21 NS094886NINDS NIH HHS R21 NS099670NINDS NIH HHS R21 NS104480
6 · The paper itself

Abstract

Huntington's disease (HD) is a neurodegenerative disorder caused by a CAG repeat expansion in the first exon of the gene huntingtin. There is no treatment to prevent or delay the disease course of HD currently. Oxidative stress and mitochondrial dysfunction have emerged as key determinants of the disease progression in HD. Therefore, counteracting mutant huntingtin (mHtt)-induced oxidative stress and mitochondrial dysfunction appears as a new approach to treat this devastating disease. Interestingly, mild mitochondrial uncoupling improves neuronal resistance to stress and facilitates neuronal survival. Mild mitochondrial uncoupling can be induced by the proper dose of 2,4-dinitrophenol (DNP), a proton ionophore that was previously used for weight loss. In this study, we evaluated the effects of chronic administration of DNP at three doses (0.5, 1, 5mg/kg/day) on mHtt-induced behavioral deficits and cellular abnormalities in the N171-82Q HD mouse model. DNP at a low dose (1mg/kg/day) significantly improved motor function and preserved medium spiny neuronal marker DARPP32 and postsynaptic protein PSD95 in the striatum of HD mice. Further mechanistic study suggests that DNP at this dose reduced oxidative stress in HD mice, which was indicated by reduced levels of F2-isoprostanes in the brain of HD mice treated with DNP. Our data indicated that DNP provided behavioral benefit and neuroprotective effect at a weight neutral dose in HD mice, suggesting that the potential value of repositioning DNP to HD treatment is warranted in well-controlled clinical trials in HD.

Indexed as

2,4-DinitrophenolAnimalsBody WeightCorpus StriatumDisks Large Homolog 4 ProteinDopamine and cAMP-Regulated Phosphoprotein 32Dose-Response Relationship, DrugFemaleGuanylate KinasesHumansHuntingtin ProteinHuntington DiseaseMaleMembrane ProteinsMiceMice, Transgenic2,4-DinitrophenolDisks Large Homolog 4 ProteinDlg4 protein, mouseDopamine and cAMP-Regulated Phosphoprotein 32Guanylate KinasesHuntingtin ProteinMembrane ProteinsPpp1r1b protein, mouse2,4-dinitrophenolHuntington's diseaseMitochondrial uncouplingOxidative stress, DARPP32

Identifiers

PMID28359739
PMCPMC9912814
OpenAlexW2601798962

What OpenQuestion holds

Textmetadata
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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.