Evidence map›Paper›PMID 30304673›Full record

ArticleCell reports2018

B Cell Competition for Restricted T Cell Help Suppresses Rare-Epitope Responses.

Matthew Charles Woodruff, Eui Ho Kim, Wei Luo, Bali Pulendran

Abstract read
In one paragraph

Article in Cell reports, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 37 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
37citing papers in PubMed, 1 pooled it
–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

37 citing papers in PubMed, 1 synthesis or guideline pooled it.

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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

4 authors.

Matthew Charles WoodruffDepartment of Medicine, Division of Rheumatology, Emory University, Atlanta, GA 30329, USA.
Eui Ho KimEmory Vaccine Center, Emory University, Atlanta, GA 30329, USA; Yerkes National Primate Research Center, Emory University, Atlanta, GA 30329, USA.
Wei LuoInstitute for Immunity, Transplantation and Infection, Department of Pathology, Department of Microbiology and Immunology, Stanford University, Stanford, CA 94305, USA.
Bali PulendranInstitute for Immunity, Transplantation and Infection, Department of Pathology, Department of Microbiology and Immunology, Stanford University, Stanford, CA 94305, USA. Electronic address: bpulend@stanford.edu.

Funding

VACCINE INDUCED IMMUNITY IN THE YOUNG AND AGEDU19AI057266 · NIAID · EMORY UNIVERSITY · PI Rafi Ahmed · 2003 to 2026
$81.7M
Systems Biological Analysis of Innate and Adaptive Responses to VaccinationU19AI090023 · NIAID · EMORY UNIVERSITY · PI AHMED, RAFI, LI, SHUZHAO · 2010 to 2021
$45.0M
MICROBES, DENDRITIC CELL SUBSETS AND T-CELL IMMUNITYR01AI048638 · NIAID · STANFORD UNIVERSITY · PI PULENDRAN, BALI · 2001 to 2024
$4.5M
Understanding the Role of Mucosal Antigen Presenting Cells in Regulating Immune ResponseR37AI048638 · NIAID · STANFORD UNIVERSITY · PI PULENDRAN, BALI · 2009 to 2018
$4.0M
Polarizing T Cell Responses in vivo With Dendritic CellsR37DK057665 · NIDDK · STANFORD UNIVERSITY · PI PULENDRAN, BALI · 2010 to 2019
$3.9M
Nephrology Institutional Training Grant FLSA SupplementT32DK007656 · NIDDK · EMORY UNIVERSITY · PI SANDS, JEFF M, WALL, SUSAN MARIE · 1990 to 2020
$3.5M
POLARIZING T CELL RESPONSES IN VIVO WITH DENDRITIC CELLSR01DK057665 · NIDDK · EMORY UNIVERSITY · PI PULENDRAN, BALI · 2000 to 2009
$3.0M
NIAID NIH HHS R01 AI048638NIAID NIH HHS R37 AI048638NIAID NIH HHS U19 AI057266NIAID NIH HHS U19 AI090023NIDDK NIH HHS R01 DK057665NIDDK NIH HHS R37 DK057665NIDDK NIH HHS T32 DK007656
6 · The paper itself

Abstract

The immune system responds preferentially to particular antigenic-epitopes contained within complex immunogens, such as proteins or microbes. This poorly understood phenomenon, termed "immunodominance," remains an obstacle to achieving polyvalent immune responses against multiple antigenic-epitopes through vaccination. We observed profound suppression in the hapten-specific antibody response in mice immunized with hapten-protein conjugate, mixed with an excess of protein, relative to that in mice immunized with hapten-protein alone. The suppression was robust (100-fold and 10-fold with a 10- or 2-fold excess of protein, respectively), stable over a 6-log range in antigen dose, observed within 10 days of vaccination, and resistant to boosting and adjuvants. Furthermore, there were reduced frequencies of antigen-specific germinal-center B cells and long-lived bone-marrow plasma cells. The mechanism of this "antigen-competition" was mediated largely by early access to T-helper cells. These results offer mechanistic insights into B cell competition during an immune response and suggest vaccination strategies against HIV, influenza, and dengue.

Indexed as

AnimalsAntibody FormationB-LymphocytesCells, CulturedEpitopesFemaleMiceMice, Inbred C57BLMice, TransgenicOvalbuminT-LymphocytesT-Lymphocytes, Helper-InducerVaccinationEpitopesOvalbuminantigen competitionB cellgerminal centerhumoralimmuneVaccination

Identifiers

PMID30304673
PMCPMC6235168

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
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.