Evidence map›Paper›PMID 21514616›Full record

ArticleVirology2011

Inhibition of Tat-mediated HIV-1 replication and neurotoxicity by novel GSK3-beta inhibitors.

Kylene Kehn-Hall, Irene Guendel, Lawrence Carpio, Leandros Skaltsounis, Laurent Meijer, Lena Al-Harthi, Joseph P Steiner, Avindra Nath, Olaf Kutsch, Fatah Kashanchi

Abstract read
In one paragraph

Article in Virology, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 24 papers.

0numbers the graph read from it
0cells of the map it votes in
24citing 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

24 citing papers in PubMed.

  1. Article
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  17. Review
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  19. Article
  20. Role of neurotrophic factor alterations in the neurodegenerative process in HIV associated neurocognitive disorders.Journal of neuroimmune pharmacology : the official journal of the Society on NeuroImmune Pharmacology · 2014
    Review
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

10 authors.

Kylene Kehn-HallDepartment of Molecular and Microbiology, National Center for Biodefense & Infectious Diseases, George Mason University, Manassas, VA 20110, USA.
Irene Guendel
Lawrence Carpio
Leandros Skaltsounis
Laurent Meijer
Lena Al-Harthi
Joseph P Steiner
Avindra Nath
Olaf Kutsch
Fatah Kashanchi

Funding

Study the pathogenesis of neurological disorders using human neural cultures derived from patient peripheral blood CD34 cellsZIANS003134 · NINDS · NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE · PI NATH, AVINDRA · 2012 to 2021
$11.3M
Interplay between neuroprotective pathways, HIV, and astrocytesR01NS060632 · NINDS · RUSH UNIVERSITY MEDICAL CENTER · PI AL-HARTHI, LENA · 2008 to 2018
$4.9M
HIV1 INHIBITION USING TAT PEPTIDE DERIVATIVESR01AI043894 · NIAID · UNIV OF MED/DENT OF NJ-NJ MEDICAL SCHOOL · PI KASHANCHI, FATAH · 1999 to 2015
$4.4M
Effect of chromatin remodelers/modifiers on HIV-1 Tat activated transcriptionR21AI074410 · NIAID · GEORGE WASHINGTON UNIVERSITY · PI KASHANCHI, FATAH · 2009 to 2010
$432k
Treatment of Tat neurotoxicity through the use of Gsk3-b inhibitorsR21NS070740 · NINDS · GEORGE MASON UNIVERSITY · PI KASHANCHI, FATAH · 2010 to 2011
$406k
HIV-1 TAR derived miRNA: Implications for Latency and PathogenesisR21AI078859 · NIAID · GEORGE WASHINGTON UNIVERSITY · PI KASHANCHI, FATAH · 2009 to 2010
$400k
NIAID NIH HHS AI0074410NIAID NIH HHS AI0078859NIAID NIH HHS R01 AI043894NIAID NIH HHS R21 AI074410NIAID NIH HHS R21 AI078859NINDS NIH HHS NS060632NINDS NIH HHS NS070740NINDS NIH HHS R01 NS060632NINDS NIH HHS R21 NS070740
6 · The paper itself

Abstract

The HIV-1 protein Tat is a critical regulator of viral transcription and has also been implicated as a mediator of HIV-1 induced neurotoxicity. Here using a high throughput screening assay, we identified the GSK-3 inhibitor 6BIO, as a Tat-dependent HIV-1 transcriptional inhibitor. Its ability to inhibit HIV-1 transcription was confirmed in TZM-bl cells, with an IC(50) of 40nM. Through screening 6BIO derivatives, we identified 6BIOder, which has a lower IC(50) of 4nM in primary macrophages and 0.5nM in astrocytes infected with HIV-1. 6BIOder displayed an IC(50) value of 0.03nM through in vitro GSK-3β kinase inhibition assays. Finally, we demonstrated 6BIO and 6BIOder have neuroprotective effects on Tat induced cell death in rat mixed hippocampal cultures. Therefore 6BIO and its derivatives are unique compounds which, due to their complex mechanisms of action, are able to inhibit HIV-1 transcription as well as to protect against Tat induced neurotoxicity.

Indexed as

AnimalsAnti-HIV AgentsAstrocytesCell DeathCell LineGene ExpressionGene Knockdown TechniquesGlycogen Synthase Kinase 3Glycogen Synthase Kinase 3 betaHigh-Throughput Screening AssaysHIV-1HumansIndolesMacrophagesNeuroprotective AgentsNeurotoxins6-bromoindirubin-3'-oximeAnti-HIV AgentsGlycogen Synthase Kinase 3Glycogen Synthase Kinase 3 betaGSK3B protein, humanGsk3b protein, ratIndolesNeuroprotective AgentsNeurotoxinsOximestat Gene Products, Human Immunodeficiency Virus

Identifiers

PMID21514616
PMCPMC3677548

What OpenQuestion holds

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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.