Evidence map›Paper›PMID 30365532›Full record

ArticlePloS one2018

Non-invasive tracking of disease progression in young dystrophic muscles using multi-parametric MRI at 14T.

Joshua S Park, Ravneet Vohra, Thomas Klussmann, Niclas E Bengtsson, Jeffrey S Chamberlain, Donghoon Lee

Abstract read
In one paragraph

Article in PloS one, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
5citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

5 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Article
  3. Article
  4. Article
  5. Article
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

6 authors.

Joshua S ParkDepartment of Radiology, University of Washington, Seattle, WA, United States of America.
Ravneet VohraDepartment of Radiology, University of Washington, Seattle, WA, United States of America.
Thomas KlussmannDepartment of Radiology, University of Washington, Seattle, WA, United States of America.
Niclas E BengtssonDepartment of Neurology, University of Washington, Seattle, WA, United States of America.
Jeffrey S ChamberlainDepartment of Neurology, University of Washington, Seattle, WA, United States of America.
Donghoon LeeDepartment of Radiology, University of Washington, Seattle, WA, United States of America.ORCID 0000-0001-5220-3991

Funding

Wellstone Muscular Dystrophy Specialized Research Center (Seattle)P50AR065139 · NIAMS · UNIVERSITY OF WASHINGTON · PI JEFFREY S CHAMBERLAIN · 2018 to 2026
$15.9M
DYSTROPHIN REPLACEMENT IN MDX MICER01AR040864 · NIAMS · UNIVERSITY OF WASHINGTON · PI JEFFREY S CHAMBERLAIN · 1991 to 2026
$8.8M
NIAMS NIH HHS P50 AR065139NIAMS NIH HHS R01 AR040864
6 · The paper itself

Abstract

In this study, multi-parametric magnetic resonance imaging (MRI) was conducted to monitor skeletal muscle changes in dystrophic (mdx4cv) and age-matched control (C57BL/6J) mice starting at 3 weeks of age. The objective of this study was to evaluate and characterize changes in muscle tissue characteristics of hind limbs in young, dystrophic mice using MRI. Mdx4cv (n = 25) and age-matched C57BL/6J (n = 5) were imaged at 3, 5, 7, 9, and 11 weeks of age. Multiple MR measurements were taken from the tibialis anterior, gastrocnemius, and soleus muscles. There were significant differences between dystrophic and control groups for all three muscle types when comparing transverse relaxation times (T2) in lower hind limb muscles. Additionally, fractional anisotropy, radial diffusivity, and eigenvalue analysis of diffusion tensor imaging also demonstrated significant differences between groups. Longitudinal relaxation times (T1) displayed no significant differences between groups. The earliest time points in the magnetization transfer ratio measurements displayed a significant difference. Histological analysis revealed significant differences in the tibialis anterior and gastrocnemius muscles between groups with the mdx mice displaying greater variability in muscle fiber size in later time points. The multi-parametric MRI approach offers a promising alternative for future development of a noninvasive avenue for tracking both disease progression and treatment response.

Indexed as

Diffusion Tensor ImagingDisease ProgressionAnimalsMiceMice, Inbred C57BLMuscle, SkeletalMuscular Dystrophies

Identifiers

PMID30365532
PMCPMC6203357

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.