Evidence map›Paper›PMID 29908063›Full record

ArticleAnnals of neurology2018

Oligonucleotide therapy mitigates disease in spinocerebellar ataxia type 3 mice.

Hayley S McLoughlin, Lauren R Moore, Ravi Chopra, Robert Komlo, Megan McKenzie, Kate G Blumenstein, Hien Zhao, Holly B Kordasiewicz, Vikram G Shakkottai, Henry L Paulson

Open access · bronzeAbstract read
In one paragraph

Article in Annals of neurology, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 97 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
97citing papers in PubMed, 2 pooled it
12.7field-weighted citation impact, top 1% 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

97 citing papers in PubMed, 2 syntheses or guidelines pooled it, 154 citations in OpenAlex.

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  11. Comparison ofMolecular therapy. Nucleic acids · 2025
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37 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

Hayley S McLoughlinDepartment of Neurology, University of Michigan, Ann Arbor, MI.ORCID 0000-0003-4279-2758
Lauren R MooreDepartment of Neurology, University of Michigan, Ann Arbor, MI.
Ravi ChopraDepartment of Neurology, University of Michigan, Ann Arbor, MI.
Robert KomloDepartment of Neurology, University of Michigan, Ann Arbor, MI.
Megan McKenzieDepartment of Neurology, University of Michigan, Ann Arbor, MI.
Kate G BlumensteinDepartment of Neurology, University of Michigan, Ann Arbor, MI.
Hien ZhaoIonis Pharmaceuticals, Carlsbad, CA.
Holly B KordasiewiczIonis Pharmaceuticals, Carlsbad, CA.
Vikram G ShakkottaiDepartment of Neurology, University of Michigan, Ann Arbor, MI.
Henry L PaulsonDepartment of Neurology, University of Michigan, Ann Arbor, MI.
University of Michigan · USIonis Pharmaceuticals (United States) · US

Funding

Mechanisms of Polyglutamine NeurodegenerationR01NS038712 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI PAULSON, HENRY L · 2000 to 2019
$8.1M
TRAINING IN CLINICAL AND BASIC NEUROSCIENCET32NS007222 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI Henry L Paulson · 1985 to 2026
$8.0M
Mechanisms of neurodegenerative diseases: intersections with ubiquitin pathwaysR35NS122302 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI Henry L Paulson · 2021 to 2026
$6.4M
Supplementary funding for U01NS104326 Clinical Trial Readiness for SCA1 and SCA3 (“READISCA”)U01NS104326 · NINDS · METHODIST HOSPITAL RESEARCH INSTITUTE · PI ASHIZAWA, TETSUO, OZ, GULIN · 2018 to 2022
$6.1M
Identifying symptomatic and neuroprotective strategies for cerebellar ataxiaR01NS085054 · NINDS · UT SOUTHWESTERN MEDICAL CENTER · PI SHAKKOTTAI, VIKRAM GOVINDARAJU · 2013 to 2023
$4.3M
Preclinical Development of Antisense Oligonucleotide Therapy for Spinocerebellar Ataxia Type 3U01NS106670 · NINDS · UNIVERSITY OF MICHIGAN AT ANN ARBOR · PI MCLOUGHLIN, HAYLEY SARAH, PAULSON, HENRY L · 2018 to 2021
$2.1M
NINDS NIH HHS R01 NS038712NINDS NIH HHS R01 NS085054NINDS NIH HHS R35 NS122302NINDS NIH HHS T32 NS007222NINDS NIH HHS U01 NS104326NINDS NIH HHS U01 NS106670
6 · The paper itself

Abstract

objectiveSpinocerebellar ataxia type 3 (SCA3), also known as Machado-Joseph disease, is the most common dominantly inherited ataxia. Despite advances in understanding this CAG repeat/polyglutamine expansion disease, there are still no therapies to alter its progressive fatal course. Here, we investigate whether an antisense oligonucleotide (ASO) targeting the SCA3 disease gene, ATXN3, can prevent molecular, neuropathological, electrophysiological, and behavioral features of the disease in a mouse model of SCA3.

methodsThe top ATXN3-targeting ASO from an in vivo screen was injected intracerebroventricularly into early symptomatic transgenic SCA3 mice that express the full human disease gene and recapitulate key disease features. Following a single ASO treatment at 8 weeks of age, mice were evaluated longitudinally for ATXN3 suppression and rescue of disease-associated pathological changes. Mice receiving an additional repeat injection at 21 weeks were evaluated longitudinally up to 29 weeks for motor performance.

resultsThe ATXN3-targeting ASO achieved sustained reduction of polyglutamine-expanded ATXN3 up to 8 weeks after treatment and prevented oligomeric and nuclear accumulation of ATXN3 up to at least 14 weeks after treatment. Longitudinal ASO therapy rescued motor impairment in SCA3 mice, and this rescue was associated with a recovery of defects in Purkinje neuron firing frequency and afterhyperpolarization.

interpretationThis preclinical study established efficacy of ATXN3-targeted ASOs as a disease-modifying therapeutic strategy for SCA3. These results support further efforts to develop ASOs for human clinical trials in this polyglutamine disease as well as in other dominantly inherited disorders caused by toxic gain of function. Ann Neurol 2018;83:64-77.

Indexed as

Action PotentialsAge FactorsAnimalsApoptosisAtaxin-3BrainCalcium-Binding ProteinsDisease Models, AnimalExploratory BehaviorFemaleGene Expression RegulationGliosisMachado-Joseph DiseaseMaleMiceMice, TransgenicAif1 protein, mouseAtaxin-3Atxn3 protein, mouseCalcium-Binding ProteinsMicrofilament ProteinsOligonucleotides, AntisenseRNA-Binding Proteins

Identifiers

PMID29908063
PMCPMC6119475
OpenAlexW2808202810

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.