Evidence map›Paper›PMID 30177812›Full record

ArticleScientific reports2018

Isoform-specific hyperactivation of calpain-2 occurs presymptomatically at the synapse in Alzheimer's disease mice and correlates with memory deficits in human subjects.

Faraz Ahmad, Debajyoti Das, Reddy Peera Kommaddi, Latha Diwakar, Ruturaj Gowaikar, Khader Valli Rupanagudi, David A Bennett, Vijayalakshmi Ravindranath

Open access · goldAbstract read
In one paragraph

Article in Scientific reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 21 papers.

0numbers the graph read from it
0cells of the map it votes in
21citing papers in PubMed
1.5field-weighted citation impact, top 19% 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

21 citing papers in PubMed, 36 citations in OpenAlex.

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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

8 authors at 2 institutions in 2 countries.

Faraz AhmadCentre for Neuroscience, Indian Institute of Science, Bangalore, 560012, India.
Debajyoti DasCentre for Neuroscience, Indian Institute of Science, Bangalore, 560012, India.
Reddy Peera KommaddiCentre for Neuroscience, Indian Institute of Science, Bangalore, 560012, India.
Latha DiwakarCentre for Neuroscience, Indian Institute of Science, Bangalore, 560012, India.
Ruturaj GowaikarCentre for Neuroscience, Indian Institute of Science, Bangalore, 560012, India.
Khader Valli RupanagudiCentre for Neuroscience, Indian Institute of Science, Bangalore, 560012, India.
David A BennettRush Alzheimer's Disease Center, Rush University Medical Center, Chicago, IL, 60612, USA.
Vijayalakshmi RavindranathCentre for Neuroscience, Indian Institute of Science, Bangalore, 560012, India. viji@iisc.ac.in.
Indian Institute of Science Bangalore · INRush University Medical Center · US

Funding

SUPPLEMENT TO RUSH ALZHEIMERS DISEASE CENTER COREP30AG010161 · NIA · RUSH UNIVERSITY MEDICAL CENTER · PI BENNETT, DAVID ALAN · 1991 to 2020
$49.1M
RISK FACTORS, PATHOLOGY, AND CLINICAL EXPRESSIONS OF ADR01AG015819 · NIA · RUSH UNIVERSITY MEDICAL CENTER · PI BENNETT, DAVID ALAN · 1998 to 2024
$21.4M
Risk Factors, Pathology, and Clinical Expressions of ADRF1AG015819 · NIA · RUSH UNIVERSITY MEDICAL CENTER · PI BENNETT, DAVID ALAN · 2014 to 2014
$6.0M
NIA NIH HHS P30 AG010161NIA NIH HHS R01 AG015819NIA NIH HHS RF1 AG015819
6 · The paper itself

Abstract

Calpain hyperactivation is implicated in late-stages of neurodegenerative diseases including Alzheimer's disease (AD). However, calpains are also critical for synaptic function and plasticity, and hence memory formation and learning. Since synaptic deficits appear early in AD pathogenesis prior to appearance of overt disease symptoms, we examined if localized dysregulation of calpain-1 and/or 2 contributes to early synaptic dysfunction in AD. Increased activity of synaptosomal calpain-2, but not calpain-1 was observed in presymptomatic 1 month old APP

Indexed as

Alzheimer DiseaseAmyloid beta-PeptidesAnimalsAsymptomatic DiseasesAutopsyCalpainCase-Control StudiesDisease Models, AnimalHumansIntelligence TestsMaleMemory DisordersMiceMice, TransgenicNeocortexNeuronal PlasticityAmyloid beta-PeptidesCalpainCAPN1 protein, humanCAPN2 protein, human

Identifiers

PMID30177812
PMCPMC6120938
OpenAlexW2889525648

What OpenQuestion holds

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LicenceCC BY
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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.