Evidence map›Paper›PMID 17467122›Full record

ArticleNeurobiology of aging2008

Interleukin-1 beta impairs brain derived neurotrophic factor-induced signal transduction.

Liqi Tong, Robert Balazs, Rungtip Soiampornkul, Wipawan Thangnipon, Carl W Cotman

Open access · greenAbstract read
In one paragraph

Article in Neurobiology of aging, 2008. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 125 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
125citing papers in PubMed, 1 pooled it
4.8field-weighted citation impact, top 6% 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

125 citing papers in PubMed, 1 synthesis or guideline pooled it, 222 citations in OpenAlex.

  1. Pooled it
  2. Trial
  3. Trial
  4. Article
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    Article
  16. Article
  17. Review
  18. Article
  19. Article
  20. Article

65 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

5 authors at 1 institution in 1 country.

Liqi TongUniversity of California Irvine, Institute for Brain Aging and Dementia, Irvine, CA 92697-4540, USA. tongl@uci.edu
Robert Balazs
Rungtip Soiampornkul
Wipawan Thangnipon
Carl W Cotman
University of California, Irvine · US

Funding

TISSUE REPOSITORY COREP01AG000538 · NIA · UNIVERSITY OF CALIFORNIA-IRVINE · PI LAFERLA, FRANK M · 1985 to 2018
$24.8M
NIA NIH HHS P01 AG000538NIA NIH HHS P01-AG-000538
6 · The paper itself

Abstract

The expression of IL-1 is elevated in the CNS in diverse neurodegenerative disorders, including Alzheimer's disease. The hypothesis was tested that IL-1 beta renders neurons vulnerable to degeneration by interfering with BDNF-induced neuroprotection. In trophic support-deprived neurons, IL-1 beta compromised the PI3-K/Akt pathway-mediated protection by BDNF and suppressed Akt activation. The effect was specific as in addition to Akt, the activation of MAPK/ERK, but not PLC gamma, was decreased. Activation of CREB, a target of these signaling pathways, was severely depressed by IL-1 beta. As the cytokine did not influence TrkB receptor and PLC gamma activation, IL-1 beta might have interfered with BDNF signaling at the docking step conveying activation to the PI3-K/Akt and Ras/MAPK pathways. Indeed, IL-1 beta suppressed the activation of the respective scaffolding proteins IRS-1 and Shc; this effect might involve ceramide generation. IL-1-induced interference with BDNF neuroprotection and signal transduction was corrected, in part, by ceramide production inhibitors and mimicked by the cell-permeable C2-ceramide. These results suggest that IL-1 beta places neurons at risk by interfering with BDNF signaling involving a ceramide-associated mechanism.

Indexed as

AnimalsApoptosisBrain-Derived Neurotrophic FactorCells, CulturedCerebral CortexInterleukin-1betaNeuronsRatsSignal TransductionBrain-Derived Neurotrophic FactorInterleukin-1beta

Identifiers

PMID17467122
PMCPMC4052889
OpenAlexW2015851283

What OpenQuestion holds

Textmetadata
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.