Evidence map›Paper›PMID 25177321›Full record

ArticleFrontiers in immunology2014

Dengue serotype cross-reactive, anti-e protein antibodies confound specific immune memory for 1 year after infection.

Ying Xiu Toh, Victor Gan, Thavamalar Balakrishnan, Roland Zuest, Michael Poidinger, Solomonraj Wilson, Ramapraba Appanna, Tun Linn Thein, Adrian Kheng-Yeow Ong, Lee Ching Ng and 2 more

Abstract read
In one paragraph

Article in Frontiers in immunology, 2014. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 16 papers.

0numbers the graph read from it
0cells of the map it votes in
16citing papers in PubMed
–field-weighted citation impact
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

16 citing papers in PubMed.

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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

12 authors.

Ying Xiu TohSingapore Immunology Network (SIgN), Agency for Science, Technology and Research (ASTAR) , Biopolis , Singapore.
Victor GanCommunicable Disease Centre, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital , Singapore , Singapore.
Thavamalar BalakrishnanSingapore Immunology Network (SIgN), Agency for Science, Technology and Research (ASTAR) , Biopolis , Singapore.
Roland ZuestSingapore Immunology Network (SIgN), Agency for Science, Technology and Research (ASTAR) , Biopolis , Singapore.
Michael PoidingerSingapore Immunology Network (SIgN), Agency for Science, Technology and Research (ASTAR) , Biopolis , Singapore.
Solomonraj WilsonSingapore Immunology Network (SIgN), Agency for Science, Technology and Research (ASTAR) , Biopolis , Singapore.
Ramapraba AppannaSingapore Immunology Network (SIgN), Agency for Science, Technology and Research (ASTAR) , Biopolis , Singapore.
Tun Linn TheinCommunicable Disease Centre, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital , Singapore , Singapore.
Adrian Kheng-Yeow OngCommunicable Disease Centre, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital , Singapore , Singapore.
Lee Ching NgEnvironmental Health Institute, National Environment Agency , Singapore , Singapore.
Yee Sin LeoCommunicable Disease Centre, Institute of Infectious Disease and Epidemiology, Tan Tock Seng Hospital , Singapore , Singapore ; Yong Loo Lin School of Medicine, National University of Singapore , Singapore , Singapore ; Lee Kong Chian School of Medicine, Nanyang Technological University , Singapore , Singapore.
Katja FinkSingapore Immunology Network (SIgN), Agency for Science, Technology and Research (ASTAR) , Biopolis , Singapore.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Dengue virus has four serotypes and is endemic globally in tropical countries. Neither a specific treatment nor an approved vaccine is available, and correlates of protection are not established. The standard neutralization assay cannot differentiate between serotype-specific and serotype cross-reactive antibodies in patients early after infection, leading to an overestimation of the long-term serotype-specific protection of an antibody response. It is known that the cross-reactive response in patients is temporary but few studies have assessed kinetics and potential changes in serum antibody specificity over time. To better define the specificity of polyclonal antibodies during disease and after recovery, longitudinal samples from patients with primary or secondary DENV-2 infection were collected over a period of 1 year. We found that serotype cross-reactive antibodies peaked 3 weeks after infection and subsided within 1 year. Since secondary patients rapidly produced antibodies specific for the virus envelope (E) protein, an E-specific ELISA was superior compared to a virus particle-specific ELISA to identify patients with secondary infections. Dengue infection triggered a massive activation and mobilization of both naïve and memory B cells possibly from lymphoid organs into the blood, providing an explanation for the surge of circulating plasmablasts and the increase in cross-reactive E protein-specific antibodies.

Indexed as

antibodiesB cellscross-reactiveDenguelongitudinal studiesplasmablastsvaccinesviral infection

Identifiers

PMID25177321
PMCPMC4132268

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Registered trials

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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.