Evidence map›Paper›PMID 18666828›Full record

ArticlePLoS biology2008

Protein aggregation and protein instability govern familial amyotrophic lateral sclerosis patient survival.

Qi Wang, Joshua L Johnson, Nathalie Y R Agar, Jeffrey N Agar

Abstract read
In one paragraph

Article in PLoS biology, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 96 papers.

0numbers the graph read from it
0cells of the map it votes in
96citing 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

96 citing papers in PubMed.

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36 more citing papers are in PubMed but not listed here.

4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

4 authors.

Qi WangDepartment of Chemistry, Brandeis University, Waltham, Massachusetts, USA.
Joshua L Johnson
Nathalie Y R Agar
Jeffrey N Agar

Funding

Macromolecular Structure MechanismT32GM007596 · NIGMS · BRANDEIS UNIVERSITY · PI OPRIAN, DANIEL D · 1985 to 2019
$4.5M
NIGMS NIH HHS T32 GM007596
6 · The paper itself

Abstract

The nature of the "toxic gain of function" that results from amyotrophic lateral sclerosis (ALS)-, Parkinson-, and Alzheimer-related mutations is a matter of debate. As a result no adequate model of any neurodegenerative disease etiology exists. We demonstrate that two synergistic properties, namely, increased protein aggregation propensity (increased likelihood that an unfolded protein will aggregate) and decreased protein stability (increased likelihood that a protein will unfold), are central to ALS etiology. Taken together these properties account for 69% of the variability in mutant Cu/Zn-superoxide-dismutase-linked familial ALS patient survival times. Aggregation is a concentration-dependent process, and spinal cord motor neurons have higher concentrations of Cu/Zn-superoxide dismutase than the surrounding cells. Protein aggregation therefore is expected to contribute to the selective vulnerability of motor neurons in familial ALS.

Indexed as

MutationAdultAgedAlgorithmsAmyotrophic Lateral SclerosisEnzyme StabilityFamily HealthHumansHydrophobic and Hydrophilic InteractionsKaplan-Meier EstimateMiddle AgedProtein DenaturationProtein FoldingRisk FactorsSuperoxide DismutaseSuperoxide Dismutase

Identifiers

PMID18666828
PMCPMC2486295

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.