Evidence map›Paper›PMID 27566831›Full record

ArticleJournal of leukocyte biology2017

Coordination between T helper cells, iNKT cells, and their follicular helper subsets in the humoral immune response against Clostridium difficile toxin B.

Pragya Rampuria, Gillian A Lang, T Scott Devera, Casey Gilmore, Jimmy D Ballard, Mark L Lang

Abstract read
In one paragraph

Article in Journal of leukocyte biology, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed
1.1field-weighted citation impact, top 22% 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

12 citing papers in PubMed, 15 citations in OpenAlex.

  1. Review
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  3. Article
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  7. Host Immune Responses toFrontiers in microbiology · 2021
    Review
  8. Use of aFrontiers in immunology · 2021
    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

6 authors at 1 institution in 1 country.

Pragya RampuriaDepartment of Microbiology and Immunology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma, USA.
Gillian A LangDepartment of Microbiology and Immunology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma, USA.
T Scott DeveraDepartment of Microbiology and Immunology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma, USA.
Casey GilmoreDepartment of Microbiology and Immunology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma, USA.
Jimmy D BallardDepartment of Microbiology and Immunology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma, USA.
Mark L LangDepartment of Microbiology and Immunology, University of Oklahoma Health Sciences Center, Oklahoma City, Oklahoma, USA mark-lang@ouhsc.edu.
University of Oklahoma Health Sciences Center · US

Funding

Differential Effects of TcdB1 and TcdB2 in C. difficile diseaseR01AI119048 · NIAID · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI BALLARD, JIMMY D. · 2015 to 2024
$3.8M
Regulation of humoral immunity by NKT cellsR01AI078993 · NIAID · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI LANG, MARK L · 2009 to 2013
$1.6M
Re-directing B cell responses to carbohydrate antigensR21AI125708 · NIAID · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI LANG, MARK L · 2016 to 2017
$407k
Regulation of humoral immunity by NKT cellsR56AI078993 · NIAID · UNIVERSITY OF OKLAHOMA HLTH SCIENCES CTR · PI LANG, MARK L · 2014 to 2014
$404k
NIAID NIH HHS R01 AI078993NIAID NIH HHS R01 AI119048NIAID NIH HHS R21 AI125708NIAID NIH HHS R56 AI078993
6 · The paper itself

Abstract

Activation of iNKT cells with the CD1d-binding glycolipid adjuvant α-galactosylceramide (α-GC) enhances humoral immunity specific for coadministered T-dependent Ag. However, the relationship between the iNKT cell and the classic T helper (Th) or T follicular helper (Tfh) function following this immunization modality remains unclear. We show that immunization with the C-terminal domain (CTD) of Clostridium difficile toxin B (TcdB), accompanied by activation of iNKT cells with α-GC, led to enhanced production of CTD-specific IgG, which was CD1d- and iNKT cell-dependent and associated with increased neutralization of active TcdB. Immunization with CTD plus α-GC followed by NP hapten-linked CTD increased NP-specific IgG1 titers in an NKT-dependent manner, suggesting that iNKT activation could enhance Th or Tfh function or that iNKT and iNKTfh cells could provide supplemental, yet independent, B cell help. Th, Tfh, iNKT, and iNKTfh cells were, therefore, examined quantitatively, phenotypically, and functionally following immunization with CTD or with CTD plus α-GC. Our results demonstrated that α-GC-activated iNKT cells had no direct effect on the numbers, phenotype, or function of Th or Tfh cells. However, CD4

Indexed as

Immunity, HumoralAnimalsAntigens, CD1dBacterial ProteinsBacterial ToxinsB-LymphocytesCHO CellsCricetinaeCricetulusCross-PrimingFemaleGalactosylceramidesHaptensImmunizationImmunoglobulin GInterleukin-21alpha-galactosylceramideAntigens, CD1dBacterial ProteinsBacterial ToxinsGalactosylceramidesHaptensImmunoglobulin GInterleukin-21Interleukin-4InterleukinstoxB protein, Clostridium difficileCD1dhumoral immunityiNKT follicular helperT follicular helper

Identifiers

PMID27566831
PMCPMC5235901
OpenAlexW2514867612

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.