Evidence map›Paper›PMID 20332046›Full record

ArticleVaccine2010

Mucosally delivered peptides prime strong immunity in HLA-A2.1 transgenic rabbits.

Jiafen Hu, Nancy Cladel, Karla Balogh, Neil Christensen

Abstract read
In one paragraph

Article in Vaccine, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
0.1field-weighted citation impact, top 48% 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

6 citing papers in PubMed, 8 citations in OpenAlex.

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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 at 2 institutions in 1 country.

Jiafen HuJake Gittlen Cancer Research Foundation, Pennsylvania State University College of Medicine, Hershey, PA 17033, USA. fjh4@psu.edu <fjh4@psu.edu>
Nancy Cladel
Karla Balogh
Neil Christensen
Cancer Research Foundation · USPennsylvania State University · US

Funding

Papillomavirus Host InterationR01CA047622 · NCI · PENNSYLVANIA STATE UNIV HERSHEY MED CTR · PI CHRISTENSEN, NEIL D · 1988 to 2015
$3.8M
NCI NIH HHS R01 CA047622NCI NIH HHS R01 CA47622
6 · The paper itself

Abstract

DNA vaccines delivered subcutaneously by gene-gun have generated strong protective and therapeutic immunity in rabbits. Recent studies have shown that peptides delivered by the mucosal routes also stimulate local and systemic immune responses. Since mucosal delivery is easier to administer and more cost-effective when compared to gene-gun delivery, we were interested to learn whether mucosally delivered peptides would prime protective immunity comparable to that of gene-gun-delivered DNA in rabbits. Our newly developed HLA-A2.1 transgenic rabbit model was used to test the hypothesis. We chose an HLA-A2.1 restricted cottontail rabbit papillomavirus (CRPV) E1 epitope (E1/303-311, MLQEKPFQL) for the peptide immunization studies because it provided complete protection when used as a DNA vaccine. Adjuvant has been widely used to boost immunity for vaccines. In this study, three adjuvants reported to be effective for rabbits (TT helper motif, PADRE and CpG2007) were tested with the peptide vaccine. Peptide alone or fused to TT helper or PADRE to create chimeric peptides was delivered by two mucosal routes (ocular and intranasal) together. Partial protection was found in HLA-A2.1 transgenic rabbits when peptide was delivered mucosally in the presence of adjuvant. When a subsequent booster of a half-dose of the corresponding DNA vaccine was delivered, complete protections were achieved. We conclude that mucosal peptide immunization can be combined with a single DNA vaccination to provide strong protective immunity in rabbits.

Indexed as

Immunity, MucosalAdjuvants, ImmunologicAdministration, IntranasalAnimalsAnimals, Genetically ModifiedCottontail rabbit papillomavirusEpitopesEyeHLA-A2 AntigenImmunity, CellularInjections, IntradermalMicePapillomavirus InfectionsRabbitsVaccines, DNAViral VaccinesAdjuvants, ImmunologicEpitopesHLA-A2 AntigenVaccines, DNAViral Vaccines

Identifiers

PMID20332046
PMCPMC2879011
OpenAlexW1993478622

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.