Evidence map›Paper›PMID 17400753›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2007

Killer T cells regulate antigen presentation for early expansion of memory, but not naive, CD8+ T cell.

Gabrielle T Belz, Lei Zhang, Matthew D H Lay, Fiona Kupresanin, Miles P Davenport

Abstract readComparative Study
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2007. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 26 papers.

0numbers the graph read from it
0cells of the map it votes in
26citing papers in PubMed
2.4field-weighted citation impact, top 10% 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

26 citing papers in PubMed, 52 citations in OpenAlex.

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  20. CD4 memory T cells divide poorly in response to antigen because of their cytokine profile.Proceedings of the National Academy of Sciences of the United States of America · 2008
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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

5 authors at 3 institutions in 2 countries.

Gabrielle T BelzDivision of Immunology, The Walter and Eliza Hall Institute of Medical Research, 1G Royal Parade, Melbourne, Victoria 3050, Australia. belz@wehi.edu.au
Lei Zhang
Matthew D H Lay
Fiona Kupresanin
Miles P Davenport
UNSW Sydney · AUWalter and Eliza Hall Institute of Medical Research · AUHumboldt-Universität zu Berlin · DE

Funding

Wellcome Trust
6 · The paper itself

Abstract

Antigen presentation within the lymph node draining a site of infection is crucial for initiation of cytotoxic T cell responses. Precisely how this antigen presentation regulates T cell expansion in vivo is unclear. Here, we show that, in primary infection, antigen presentation peaks approximately 3 days postinfection and then slowly decays until day 12. This prolonged antigen presentation is required for optimal expansion of naive CD8(+) T cells, because early ablation of dendritic cells reduces the later CD8(+) T cell response. Antigen presentation during secondary infection was 10-fold lower in magnitude and largely terminated by day 4 postinfection. Expansion of memory, but not naive, antigen-specific T cells was tightly controlled by perforin-dependent cytolysis of antigen-presenting cells. The ability of the memory T cells to remove antigen-presenting cells provides a negative-feedback loop to directly limit the duration of antigen presentation in vivo.

Indexed as

Adoptive TransferAnalysis of VarianceAnimalsAntigen PresentationImmunologic MemoryLymph NodesMembrane GlycoproteinsMiceMice, TransgenicPerforinPore Forming Cytotoxic ProteinsRespiratory Tract InfectionsTime FactorsT-Lymphocytes, CytotoxicMembrane GlycoproteinsPerforinPore Forming Cytotoxic Proteins

Identifiers

PMID17400753
PMCPMC1840050
OpenAlexW2065511507

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.