Evidence map›Paper›PMID 25111228›Full record

ArticleThe American journal of pathology2014

Silencing of drpr leads to muscle and brain degeneration in adult Drosophila.

Isabelle Draper, Lane J Mahoney, Satomi Mitsuhashi, Christina A Pacak, Robert N Salomon, Peter B Kang

Abstract read
In one paragraph

Article in The American journal of pathology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 19 papers.

0numbers the graph read from it
0cells of the map it votes in
19citing papers in PubMed
–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

19 citing papers in PubMed.

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  19. Defective Phagocytic Corpse Processing Results in Neurodegeneration and Can Be Rescued by TORC1 Activation.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2016
    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.

Isabelle DraperDepartment of Medicine, Molecular Cardiology Research Institute, Tufts Medical Center, Boston, Massachusetts. Electronic address: idraper@tuftsmedicalcenter.org.
Lane J MahoneyDepartment of Neurology, Boston Children's Hospital and Harvard Medical School, Boston, Massachusetts.
Satomi MitsuhashiDepartment of Neurology, Boston Children's Hospital and Harvard Medical School, Boston, Massachusetts.
Christina A PacakDepartment of Anesthesia, Boston Children's Hospital and Harvard Medical School, Boston, Massachusetts; Child Health Research Institute, Department of Pediatrics, University of Florida College of Medicine, Gainesville, Florida.
Robert N SalomonDepartment of Pathology, Tufts Medical Center, Boston, Massachusetts.
Peter B KangDepartment of Neurology, Boston Children's Hospital and Harvard Medical School, Boston, Massachusetts; Division of Pediatric Neurology, Department of Pediatrics, University of Florida College of Medicine, Gainesville, Florida. Electronic address: pbkang@ufl.edu.

Funding

Gene Discovery in Muscular DystrophyR01NS080929 · NINDS · UNIVERSITY OF FLORIDA · PI KANG, PETER B. · 2013 to 2017
$1.8M
NINDS NIH HHS R01 NS080929
6 · The paper itself

Abstract

Mutations in the gene encoding the single transmembrane receptor multiple epidermal growth factor-like domain 10 (MEGF10) cause an autosomal recessive congenital muscle disease in humans. Although mammalian MEGF10 is expressed in the central nervous system as well as in skeletal muscle, patients carrying mutations in MEGF10 do not show symptoms of central nervous system dysfunction. drpr is the sole Drosophila homolog of the human genes MEGF10, MEGF11, and MEGF12 (JEDI, PEAR). The functional domains of MEGF10 and drpr bear striking similarities, and residues affected by MEGF10 mutations in humans are conserved in drpr. Our analysis of drpr mutant flies revealed muscle degeneration with fiber size variability and vacuolization, as well as reduced motor performance, features that have been observed in human MEGF10 myopathy. Vacuolization was also seen in the brain. Tissue-specific RNAi experiments demonstrated that drpr deficiency in muscle, but not in the brain, leads to locomotor defects. The histological and behavioral abnormalities seen in the affected flies set the stage for further studies examining the signaling pathway modulated by MEGF10/Drpr in muscle, as well as assessing the effects of genetic and/or pharmacological manipulations on the observed muscle defects. In addition, the absence of functional redundancy for Drpr in Drosophila may help elucidate whether paralogs of MEGF10 in humans (eg, MEGF11) contribute to maintaining wild-type function in the human brain.

Indexed as

Signal TransductionAmino Acid SequenceAnimalsBrainDisease Models, AnimalDrosophilaDrosophila ProteinsEpidermal Growth FactorGene SilencingHumansMaleMembrane ProteinsMolecular Sequence DataMuscle, SkeletalMuscular DiseasesMutationDrosophila ProteinsEpidermal Growth FactorMembrane Proteins

Identifiers

PMID25111228
PMCPMC4188861

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.