Evidence map›Paper›PMID 21398582›Full record

Trial reportBlood2011

Surface expression patterns of negative regulatory molecules identify determinants of virus-specific CD8+ T-cell exhaustion in HIV infection.

Takuya Yamamoto, David A Price, Joseph P Casazza, Guido Ferrari, Martha Nason, Pratip K Chattopadhyay, Mario Roederer, Emma Gostick, Peter D Katsikis, Daniel C Douek and 3 more

Open access · bronzeAbstract readClinical Trial, Phase IIIMulticenter StudyRandomized Controlled Trial
In one paragraph

Trial report in Blood, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 128 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
128citing papers in PubMed, 1 pooled it
6.4field-weighted citation impact, top 2% 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

128 citing papers in PubMed, 1 synthesis or guideline pooled it, 191 citations in OpenAlex.

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68 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

13 authors at 7 institutions in 2 countries.

Takuya YamamotoNational Institutes of Health, Bethesda, MD, USA.
David A Price
Joseph P Casazza
Guido Ferrari
Martha Nason
Pratip K Chattopadhyay
Mario Roederer
Emma Gostick
Peter D Katsikis
Daniel C Douek
Richard Haubrich
Constantinos Petrovas
Richard A Koup
National Institutes of Health · USNational Institutes of Health Clinical Center · USCardiff University · GBDrexel University · USDuke Medical Center · USNational Institute of Allergy and Infectious Diseases · USUniversity of California, San Diego · US

Funding

VirologyP30AI036214 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI David Mitchell Smith · 1994 to 2026
$78.4M
UCSD Department of Medicine HIV/AIDS Clinical Trials UnitUM1AI069432 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI TIMOTHY J. WILKIN · 2012 to 2026
$50.4M
Tfh and B cells in HIV/SIV pathogenesis and vaccinationZIAAI005015 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI KOUP, RICHARD A · 2009 to 2025
$24.1M
UCSD Department of Medicine HIV/AIDS Clinical Trials UnitU01AI069432 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI BENSON, CONSTANCE ANN · 2007 to 2011
$19.3M
Host Genomic Factors in Infectious Disease Susceptibility ZIAAI005066 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI DOUEK, DANIEL CESAR · 2009 to 2025
$17.9M
T Cell Immune Responses To HIV And Other PathogensZIAAI005033 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI DOUEK, DANIEL CESAR · 2009 to 2025
$11.4M
The HIV ReservoirZIAAI005034 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI DOUEK, DANIEL CESAR · 2009 to 2025
$7.5M
InflammationZIAAI005031 · NIAID · NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES · PI DOUEK, DANIEL CESAR · 2009 to 2024
$5.9M
Improving Antiretroviral Management for HIVK24AI064086 · NIAID · UNIVERSITY OF CALIFORNIA, SAN DIEGO · PI HAUBRICH, RICHARD H · 2006 to 2015
$1.8M
Intramural NIH HHS Z99 AI999999NIAID NIH HHS AI36214NIAID NIH HHS AI69432NIAID NIH HHS K24 AI064086NIAID NIH HHS K24 AI64086NIAID NIH HHS P30 AI036214NIAID NIH HHS U01 AI069432NIAID NIH HHS UM1 AI069432
6 · The paper itself

Abstract

A highly complex network of coinhibitory and costimulatory receptors regulates the outcome of virus-specific CD8(+) T-cell responses. Here, we report on the expression patterns of multiple inhibitory receptors on HIV-specific, cytomegalovirus-specific, and bulk CD8(+) T-cell memory populations. In contrast to cytomegalovirus-specific CD8(+) T cells, the majority of HIV-specific CD8(+) T cells exhibited an immature phenotype and expressed Programmed Death-1, CD160 and 2B4 but not lymphocyte activation gene-3. Notably, before antiretroviral therapy, simultaneous expression of these negative regulators correlated strongly with both HIV load and impaired cytokine production. Suppression of HIV replication by antiretroviral therapy was associated with reduced surface expression of inhibitory molecules on HIV-specific CD8(+) T cells. Furthermore, in vitro manipulation of Programmed Death-1 and 2B4 inhibitory pathways increased the proliferative capacity of HIV-specific CD8(+) T cells. Thus, multiple coinhibitory receptors can affect the development of HIV-specific CD8(+) T-cell responses and, by extension, represent potential targets for new immune-based interventions in HIV-infected persons.

Indexed as

Antigens, CDAnti-HIV AgentsApoptosis Regulatory ProteinsB7-H1 AntigenCD8-Positive T-LymphocytesCytomegalovirusFemaleGPI-Linked ProteinsHIV-1HIV InfectionsHumansImmunologic MemoryLymphocyte Activation Gene 3 ProteinMaleProgrammed Cell Death 1 ReceptorReceptors, ImmunologicAntigens, CDAnti-HIV AgentsApoptosis Regulatory ProteinsB7-H1 AntigenCD160 protein, humanCD244 protein, humanCD274 protein, humanGPI-Linked ProteinsLymphocyte Activation Gene 3 ProteinPDCD1 protein, humanProgrammed Cell Death 1 ReceptorReceptors, ImmunologicSignaling Lymphocytic Activation Molecule Family

Identifiers

PMID21398582
PMCPMC3100691
OpenAlexW2086014112

What OpenQuestion holds

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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.