Evidence map›Paper›PMID 23316486›Full record

ReviewFrontiers in cellular and infection microbiology2012

Approaches to vaccines against Orientia tsutsugamushi.

Gustavo Valbuena, David H Walker

Open access · goldAbstract readHistorical ArticleReview
In one paragraph

Review in Frontiers in cellular and infection microbiology, 2012. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 65 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
65citing papers in PubMed, 2 pooled it
4.9field-weighted citation impact, top 4% 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

65 citing papers in PubMed, 2 syntheses or guidelines pooled it, 110 citations in OpenAlex.

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5 more citing papers are in PubMed but not listed here.

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 2 institutions in 1 country.

Gustavo ValbuenaDepartment of Pathology, University of Texas Medical Branch Galveston, TX, USA. gvalbuen@utmb.edu
David H Walker
The University of Texas Medical Branch at Galveston · USTulane University · US

Funding

WRCE Nonhuman Primate CoreU54AI057156 · NIAID · UNIVERSITY OF TEXAS MEDICAL BR GALVESTON · PI WALKER, DAVID H · 2003 to 2013
$102.6M
NIAID NIH HHS 2U54AI057156NIAID NIH HHS RC34 AI092785NIAID NIH HHS U54 AI057156
6 · The paper itself

Abstract

Scrub typhus is a severe mite-borne infection caused by Orientia tsutsugamushi, an obligately intracellular bacterium closely related to Rickettsia. The disease explains a substantial proportion of acute undifferentiated febrile cases that require hospitalization in rural areas of Asia, the North of Australia, and many islands of the Pacific Ocean. Delayed antibiotic treatment is common due to the lack of effective commercially available diagnostic tests and the lack of specificity of the early clinical presentation. The systemic infection of endothelial cells that line the vasculature with Orientia can lead to many complications and fatalities. In survivors, immunity does not last long, and is poorly cross-reactive among numerous strains. In addition, chronic infections are established in an unknown number of patients. All those characteristics justify the pursuit of a prophylactic vaccine against O. tsutsugamushi; however, despite continuous efforts to develop such a vaccine since World War II, the objective has not been attained. In this review, we discuss the history of vaccine development against Orientia to provide a clear picture of the challenges that we continue to face from the perspective of animal models and the immunological challenges posed by an intracellular bacterium that normally triggers a short-lived immune response. We finish with a proposal for development of an effective and safe vaccine for scrub typhus through a new approach with a strong focus on T cell-mediated immunity, empirical testing of the immunogenicity of proteins encoded by conserved genes, and assessment of protection in relevant animal models that truly mimic human scrub typhus.

Indexed as

AnimalsAsiaAustraliaBacterial VaccinesDisease Models, AnimalDrug DiscoveryHistory, 20th CenturyHistory, 21st CenturyHumansOrientia tsutsugamushiPacific IslandsScrub TyphusT-LymphocytesBacterial Vaccinesanimal modelsimmunityOrientia tsutsugamushiscrub typhusvaccines

Identifiers

PMID23316486
PMCPMC3539663
OpenAlexW2158408029

What OpenQuestion holds

Textmetadata
LicenceCC BY
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.