Evidence map›Paper›PMID 1986002›Full record

ArticleThe Journal of cell biology1991

Dystrophin-glycoprotein complex is highly enriched in isolated skeletal muscle sarcolemma.

K Ohlendieck, J M Ervasti, J B Snook, K P Campbell

Open access · bronzeAbstract read
In one paragraph

Article in The Journal of cell biology, 1991. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 99 papers.

0numbers the graph read from it
0cells of the map it votes in
99citing papers in PubMed
11.5field-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

99 citing papers in PubMed, 284 citations in OpenAlex.

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  7. Dystrophin missense mutations alter focal adhesion tension and mechanotransduction.Proceedings of the National Academy of Sciences of the United States of America · 2022
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  14. Sarcoglycan Alpha Mitigates Neuromuscular Junction Decline in Aged Mice by Stabilizing LRP4.The Journal of neuroscience : the official journal of the Society for Neuroscience · 2018
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39 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

4 authors at 1 institution in 1 country.

K OhlendieckHoward Hughes Medical Institute, University of Iowa College of Medicine, Iowa City 52242.
J M Ervasti
J B Snook
K P Campbell
Howard Hughes Medical Institute · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

mAbs specific for protein components of the surface membrane of rabbit skeletal muscle have been used as markers in the isolation and characterization of skeletal muscle sarcolemma membranes. Highly purified sarcolemma membranes from rabbit skeletal muscle were isolated from a crude surface membrane preparation by wheat germ agglutination. Immunoblot analysis of subcellular fractions from skeletal muscle revealed that dystrophin and its associated glycoproteins of 156 and 50 kD are greatly enriched in purified sarcolemma vesicles. The purified sarcolemma was also enriched in novel sarcolemma markers (SL45, SL/TS230) and Na+/K(+)-ATPase, whereas t-tubule markers (alpha 1 and alpha 2 subunits of dihydropyridine receptor, TS28) and sarcoplasmic reticulum markers (Ca2(+)-ATPase, ryanodine receptor) were greatly diminished in this preparation. Analysis of isolated sarcolemma by SDS-PAGE and densitometric scanning demonstrated that dystrophin made up 2% of the total protein in the rabbit sarcolemma preparation. Therefore, our results demonstrate that although dystrophin is a minor muscle protein it is a major constituent of the sarcolemma membrane in skeletal muscle. Thus the absence of dystrophin in Duchenne muscular dystrophy may result in a major disruption of the cytoskeletal network underlying the sarcolemma in dystrophic muscle.

Indexed as

AnimalsAntibodies, MonoclonalAntibody SpecificityAntigens, SurfaceCell FractionationCentrifugation, Density GradientDystrophinFluorescent Antibody TechniqueGlycoproteinsImmunoblottingMacromolecular SubstancesMuscle ProteinsRabbitsSarcolemmaSubcellular FractionsWheat Germ AgglutininsAntibodies, MonoclonalAntigens, SurfaceDystrophinGlycoproteinsMacromolecular SubstancesMuscle ProteinsWheat Germ Agglutinins

Identifiers

PMID1986002
PMCPMC2288808
OpenAlexW1989272637

What OpenQuestion holds

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LicenceCC BY-NC-SA
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.