Evidence map›Paper›PMID 20815703›Full record

Trial reportThe Journal of infectious diseases2010

Serological correlate of protection against norovirus-induced gastroenteritis.

Amanda Reeck, Owen Kavanagh, Mary K Estes, Antone R Opekun, Mark A Gilger, David Y Graham, Robert L Atmar

Registry-linked trialOpen access · bronzeAbstract readClinical Trial
In one paragraph

Trial report in The Journal of infectious diseases, 2010. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT00138476 (Evaluation of a New Challenge Pool of Norwalk Virus Inoculum), which is not on this map. Cited by 183 papers.

0numbers the graph read from it
0cells of the map it votes in
183citing papers in PubMed
6.7field-weighted citation impact, top 2% 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.

NCT00138476 phase1completednot on this map

Evaluation of a New Challenge Pool of Norwalk Virus Inoculum (Lot 42399) in Human Subjects

TypeinterventionalSponsorNational Institute of Allergy and Infectious Diseases (NIAID)Ran2004 to 2012Enrolled57ConditionsGastroenteritis NorovirusArmsPlacebo, Norwalk Virus
3 · Its place in the literature

Who cites it

183 citing papers in PubMed, 277 citations in OpenAlex.

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  11. Serological Correlates of Protection against a GII.4 Norovirus.Clinical and vaccine immunology : CVI · 2015
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123 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

7 authors at 2 institutions in 1 country.

Amanda ReeckDepartments of Molecular Virology, Baylor College of Medicine, Houston, Texas, USA.
Owen Kavanagh
Mary K Estes
Antone R Opekun
Mark A Gilger
David Y Graham
Robert L Atmar
Baylor College of Medicine · USMichael E. DeBakey VA Medical Center · US

Funding

X-ray Crystallographic Studies on CalicivirusesP01AI057788 · NIAID · BAYLOR COLLEGE OF MEDICINE · PI ATMAR, ROBERT L., ESTES, MARY KOLB · 2004 to 2024
$34.4M
ZOLENDRONIC ACID IN CHILDREN W/ SEVERE OSTEOGENESIS IMPERFECTAM01RR000188 · NCRR · BAYLOR COLLEGE OF MEDICINE · PI SHEARER, WILLIAM THOMAS · 1985 to 2011
$30.6M
Tissue Analysis & Molecular Imaging CoreP30DK056338 · NIDDK · BAYLOR COLLEGE OF MEDICINE · PI Geoffrey A Preidis · 2001 to 2026
$28.3M
Research Training in Pediatrics GastroenterolgyT32DK007664 · NIDDK · BAYLOR COLLEGE OF MEDICINE · PI DOUGLAS G BURRIN · 1991 to 2026
$8.4M
EVALUATION OF CONTROL MEASURES AGAINST DISEASES OTHER THAN AIDS-266025465N01AI025465 · NIAID · BAYLOR COLLEGE OF MEDICINE INC · PI KEITEL, WENDY A · 2002 to 2006
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NCRR NIH HHS M01 RR000188NCRR NIH HHS M01-RR-00188NIAID NIH HHS N01 AI025465NIAID NIH HHS N01-AI-25465NIAID NIH HHS P01 AI057788NIAID NIH HHS P01-AI-057788NIDDK NIH HHS P30 DK056338NIDDK NIH HHS P30-DK-56338NIDDK NIH HHS T32 DK007664NIDDK NIH HHS T32-DK-007664
6 · The paper itself

Abstract

backgroundNorovirus infection is the leading cause of acute nonbacterial gastroenteritis. Histoblood group antigens (HBGAs) are host susceptibility determinants for Norwalk virus (NV) infection. We hypothesized that antibodies that block NV-HBGA binding are associated with protection from clinical illness following NV exposure.

methodsWe developed an HBGA blocking assay to examine the ability of human serum to block the interaction of NV viruslike particles with H type 1 and H type 3 glycans. Serum samples from persons who were experimentally challenged with NV were evaluated.

resultsThere was a high correlation between the H type 1 and H type 3 synthetic glycan assays (r = 0.977; P < .001); the H type 1 assay had higher quantitative sensitivity (P < .001). Among 18 infected secretor-positive individuals, blocking titers peaked by day 28 after challenge and were higher for individuals who did not develop gastroenteritis than for those who developed gastroenteritis on days 0, 14, 28, and 180 (P < .05 for each). In addition, 6 of 6 subjects without gastroenteritis had measurable prechallenge blocking titers (>25), compared with 2 of 12 subjects with gastroenteritis (P = .002).

conclusionsBlocking antibodies correlate with protection against clinical NV gastroenteritis. This knowledge will help guide the evaluation of new vaccine strategies and the elucidation of the nature of immunity to the virus. Trial registration. ClinicalTrials.gov identifier: NCT00138476.

Indexed as

AdolescentAdultAntibodies, BlockingBiological AssayCaliciviridae InfectionsGastroenteritisHumansMiddle AgedNorwalk virusPolysaccharidesReproducibility of ResultsVirus SheddingYoung AdultAntibodies, BlockingPolysaccharides

Identifiers

PMID20815703
PMCPMC2945238
OpenAlexW2015411778

What OpenQuestion holds

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Registered trials

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.