Evidence map›Paper›PMID 21571025›Full record

ArticleVaccine2011

Immunogenicity of a meningococcal native outer membrane vesicle vaccine with attenuated endotoxin and over-expressed factor H binding protein in infant rhesus monkeys.

Oliver Koeberling, Anja Seubert, George Santos, Annalisa Colaprico, Mildred Ugozzoli, John Donnelly, Dan M Granoff

Abstract read
In one paragraph

Article in Vaccine, 2011. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing papers in PubMed
4.0field-weighted citation impact, top 7% 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

27 citing papers in PubMed, 40 citations in OpenAlex.

  1. Review
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  5. Cocrystal structure of meningococcal factor H binding protein variant 3 reveals a new crossprotective epitope recognized by human mAb 1E6.FASEB journal : official publication of the Federation of American Societies for Experimental Biology · 2019
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  10. Review
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  18. Review
  19. Review
  20. Vaccines, reverse vaccinology, and bacterial pathogenesis.Cold Spring Harbor perspectives in medicine · 2013
    Article
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

7 authors at 3 institutions in 2 countries.

Oliver KoeberlingNovartis Vaccines, Siena, Italy.
Anja Seubert
George Santos
Annalisa Colaprico
Mildred Ugozzoli
John Donnelly
Dan M Granoff
Novartis (Italy) · ITNovartis (United States) · USGlobal Vaccines (United States) · US

Funding

Novel vaccine strategies for prevention of N. meningitidis group B diseaseR01AI046464 · NIAID · OMVAX, INC. · PI MOE, GREGORY ROBERT · 2000 to 2024
$12.1M
An engineered meningococcal OMV vaccine for Africa against all capsular groupsR01AI082263 · NIAID · CHILDREN'S HOSPITAL & RES CTR AT OAKLAND · PI GRANOFF, DAN M. · 2010 to 2013
$2.1M
NIAID NIH HHS AI 082263NIAID NIH HHS R01 AI 046464NIAID NIH HHS R01 AI046464NIAID NIH HHS R01 AI082263
6 · The paper itself

Abstract

We previously investigated immunogenicity of meningococcal native outer membrane vesicle (NOMV) vaccines prepared from recombinant strains with attenuated endotoxin (ΔLpxL1) and over-expressed factor H binding protein (fHbp) in a mouse model. The vaccines elicited broad serum bactericidal antibody responses. While human toll-like receptor 4 (TLR-4) is mainly stimulated by wildtype meningococcal endotoxin, mouse TLR-4 is stimulated by both the wildtype and mutant endotoxin. An adjuvant effect in mice of the mutant endotoxin would be expected to be much less in humans, and may have contributed to the broad mouse bactericidal responses. Here we show that as previously reported for humans, rhesus primate peripheral blood mononuclear cells incubated with a NOMV vaccine from ΔLpxL1 recombinant strains had lower proinflammatory cytokine responses than with a control wildtype NOMV vaccine. The cytokine responses to the mutant vaccine were similar to those elicited by a detergent-treated, wildtype outer membrane vesicle vaccine that had been safely administered to humans. Monkeys (N=4) were immunized beginning at ages 2-3 months with three doses of a NOMV vaccine prepared from ΔLpxL1 recombinant strains with over-expressed fHbp in the variant 1 and 2 groups. The mutant NOMV vaccine elicited serum bactericidal titers≥1:4 against all 10 genetically diverse strains tested, including 9 with heterologous PorA to those in the vaccine. Negative-control animals had serum bactericidal titers<1:4. Thus, the mutant NOMV vaccine elicited broadly protective serum antibodies in a non-human infant primate model that is more relevant for predicting human antibody responses than mice.

Indexed as

AnimalsAntibodies, BacterialAntigens, BacterialBacterial ProteinsBlood Bactericidal ActivityCell-Derived MicroparticlesCytokinesEndotoxinsImmunization, SecondaryLeukocytes, MononuclearMacaca mulattaMeningococcal VaccinesVaccinationVaccines, AttenuatedAntibodies, BacterialAntigens, BacterialBacterial ProteinsCytokinesEndotoxinsfactor H-binding protein, Neisseria meningitidisMeningococcal VaccinesVaccines, Attenuated

Identifiers

PMID21571025
PMCPMC3114263
OpenAlexW1981238145

What OpenQuestion holds

Textmetadata
LicenceTDM
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.