Evidence map›Paper›PMID 21059364›Full record

ArticlePhysiology & behavior2011

Age-dependent alterations in nerve growth factor (NGF)-related proteins, sortilin, and learning and memory in rats.

Alvin V Terry, Ammar Kutiyanawalla, Anilkumar Pillai

Abstract read
In one paragraph

Article in Physiology & behavior, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 45 papers.

0numbers the graph read from it
0cells of the map it votes in
45citing papers in PubMed
2.9field-weighted citation impact, top 9% 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

45 citing papers in PubMed, 83 citations in OpenAlex.

  1. A lifespan staging model of basal forebrain cholinergic vulnerability.Alzheimer's & dementia : the journal of the Alzheimer's Association · 2026
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  8. Expression of NGF, proNGF, p75Clinics (Sao Paulo, Brazil) · 2024
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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

3 authors at 2 institutions in 1 country.

Alvin V TerryDepartment of Pharmacology and Toxicology, Medical College of Georgia, Augusta, Georgia 30912, United States. aterry@mail.mcg.edu
Ammar Kutiyanawalla
Anilkumar Pillai
Charlie Norwood VA Medical Center · USAugusta University · US

Funding

Cotinine for Cognitive Impairment in Neurological and Neuropsychiatric DisordersR01AG029617 · NIA · AUGUSTA UNIVERSITY · PI TERRY, ALVIN V · 2007 to 2010
$1.2M
Procognitive and Antipsychotic Actions of JWS-USC-75-IXR21AG032140 · NIA · AUGUSTA UNIVERSITY · PI TERRY, ALVIN V · 2008 to 2009
$351k
NIA NIH HHS AG029617NIA NIH HHS AG032140NIA NIH HHS R01 AG029617NIA NIH HHS R21 AG032140
6 · The paper itself

Abstract

The objective of this study was to evaluate the effects of aging on the performance of specific memory-related tasks in rats as well as to determine the levels of several nerve growth factor (NGF)-related proteins in relevant brain regions. The results indicated age-related impairments in spatial learning in a water maze task as well as deficits in recognition memory in a Spontaneous Novel Object Recognition task. In the prefrontal cortex and hippocampus, aged rats (compared to young controls) had elevated levels of the proneurotrophin, proNGF (+1.8-1.9 fold), p75(NTR) receptors (+1.6-1.8 fold) and sortilin (+1.8-2.1 fold), and decreased levels of mature NGF (-36 to 44%), and phospho-TrkA receptors (-45 to 49%). The results of this study support the argument that NGF signaling is altered in the aging brain, and that such alterations may contribute to an age-related decline in cognitive function. These results may also help to identify specific components of the NGF-signaling pathway that could serve as targets for novel drug discovery and development for age-related disorders of cognition (e.g., Alzheimer's disease).

Indexed as

Adaptor Proteins, Vesicular TransportAgingAnimalsBehavior, AnimalBrainExploratory BehaviorGene Expression RegulationHippocampusImmunoprecipitationMaleMaze LearningNerve Growth FactorNerve Growth FactorsPrefrontal CortexProtein PrecursorsPsychomotor PerformanceAdaptor Proteins, Vesicular TransportNerve Growth FactorNerve Growth Factorspro-nerve growth factor, ratProtein PrecursorsReceptor, Nerve Growth FactorSortilin

Identifiers

PMID21059364
PMCPMC3010498
OpenAlexW2083909434

What OpenQuestion holds

Textmetadata
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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.