Evidence map›Paper›PMID 10677522›Full record

ArticleProceedings of the National Academy of Sciences of the United States of America2000

The dual functions of fas ligand in the regulation of peripheral CD8+ and CD4+ T cells.

I Suzuki, P J Fink

Open access · greenAbstract read
In one paragraph

Article in Proceedings of the National Academy of Sciences of the United States of America, 2000. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 36 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
36citing papers in PubMed, 1 pooled it
4.9field-weighted citation impact, top 4% 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

36 citing papers in PubMed, 1 synthesis or guideline pooled it, 120 citations in OpenAlex.

  1. Pooled it
  2. Distinct CD8iScience · 2026
    Article
  3. Article
  4. Article
  5. Lymphopenia in sepsis: a narrative review.Critical care (London, England) · 2024
    Review
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  8. Article
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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

2 authors at 1 institution in 1 country.

I SuzukiDepartment of Immunology, University of Washington, Seattle, WA 98195, USA.
P J Fink
University of Washington · US

Funding

BASIC IMMUNOLOGYT32CA009537 · NCI · UNIVERSITY OF WASHINGTON · PI GOVERMAN, JOAN M · 1986 to 2012
$3.1M
SELECTION OF THE T RECEPTOR REPERTOIRER01AG013078 · NIA · UNIVERSITY OF WASHINGTON · PI FINK, PAMELA J · 1994 to 2011
$2.8M
IMMUNOREGULATION OF MURINE CD8+ T CELLSR01AI044130 · NIAID · UNIVERSITY OF WASHINGTON · PI FINK, PAMELA J · 1999 to 2009
$2.2M
NCI NIH HHS CA 09537NCI NIH HHS T32 CA009537NIAID NIH HHS AI 44130NIAID NIH HHS R01 AI044130NIA NIH HHS AG 13078NIA NIH HHS R01 AG013078
6 · The paper itself

Abstract

Although Fas ligand (FasL) is well characterized for its capacity to deliver a death signal through its receptor Fas, recent work demonstrates that FasL also can receive signals facilitating antigen (Ag)-specific proliferation of CD8(+) T cells. The fact that the gld mutation differentially influences the proliferative capacity of CD8(+) and CD4(+) T cells presented the intriguing possibility that a single molecule may play opposing roles in these two subpopulations. The present study focuses on how these positive and negative regulatory roles are balanced. We show that naive CD4(+) T cells are responsive to FasL-mediated costimulation on encounter with Ag when Fas-mediated death is prevented. Thus, the machinery responsible for transducing the FasL positive reverse signal operates in both CD4(+) and CD8(+) T cells. Instead, differential control of FasL expression distinguishes the role of FasL in these two T cell subpopulations. FasL costimulation occurs immediately on T cell receptor ligation and correlates with the up-regulation of FasL expression on CD8(+) and naive CD4(+) T cells, both of which are sensitive to the FasL costimulatory signal. Conversely, FasL-initiated death occurs late in an immune response when high levels of FasL expression are maintained on CD4(+) T cells that are sensitive to Fas-mediated death, but not on CD8(+) T cells that are relatively insensitive to this signal. This careful orchestration of FasL expression during times of susceptibility to costimulation and conversely, to death, endows FasL with the capacity to both positively and negatively regulate the peripheral T cell compartment.

Indexed as

AntigensApoptosisCD4-Positive T-LymphocytesCD59 AntigensCD8-Positive T-LymphocytesCell DivisionGene Expression RegulationKineticsMutationSignal TransductionTime FactorsAntigensCD59 Antigens

Identifiers

PMID10677522
PMCPMC26500
OpenAlexW2052300492

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.