Evidence map›Paper›PMID 8039937›Full record

ArticleInfection and immunity1994

Successful immunization against gastric infection with Helicobacter species: use of a cholera toxin B-subunit-whole-cell vaccine.

A Lee, M Chen

Open access · bronzeAbstract read
In one paragraph

Article in Infection and immunity, 1994. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
10.4field-weighted citation impact, top 1% 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

35 citing papers in PubMed, 97 citations in OpenAlex.

  1. Trial
  2. Beyond Antibiotics: Alternative Strategies TargetingExpert reviews in molecular medicine · 2026
    Review
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  4. Pivotal role ofFrontiers in medicine · 2024
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  5. U-Omp19 fromFrontiers in immunology · 2017
    Article
  6. Article
  7. Article
  8. Article
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  11. Protective immunity against Helicobacter is characterized by a unique transcriptional signature.Proceedings of the National Academy of Sciences of the United States of America · 2003
    Article
  12. Article
  13. Article
  14. Article
  15. Article
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  17. Review
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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.

A LeeSchool of Microbiology and Immunology, University of New South Wales, Sydney, Australia.
M Chen
UNSW Sydney · AU

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

In previous studies we found that immunizing mice with a sonicate of Helicobacter felis and adjuvant cholera toxin (CT; 10 micrograms) protected the animals against challenge with viable H. felis. The aim of this study was to determine whether a low dose of CT or its nontoxic B subunit (CTB) was effective as an adjuvant in Helicobacter oral vaccines. Significant protection against viable H. felis challenge was achieved in the animals immunized with H. felis antigen plus the combination of 0.5 microgram of CT and 10 micrograms of CTB (96%), with H. felis antigen plus 0.5 microgram of CT (95%), and with H. felis antigen plus 10 micrograms of CTB (83%). No protective effect was found in the mice immunized with either H. felis antigen alone or adjuvant CTB and CT alone. Twenty-six percent of mice immunized with Helicobacter pylori antigen plus CT (10 micrograms) were protected against H. felis challenge, confirming the value of the model in predicting effects of immunization in humans. The observation that immunity can be induced with a nontoxic adjuvant CTB opens the way for human studies with H. pylori vaccines and is a further step along the road to effective strategies of prevention of gastroduodenal diseases of major world significance.

Indexed as

AnimalsBacterial VaccinesCholera ToxinFemaleHelicobacterHelicobacter InfectionsImmunizationMiceMice, Inbred BALB CStomach DiseasesBacterial VaccinesCholera Toxin

Identifiers

PMID8039937
PMCPMC303002
OpenAlexW2301501837

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.