Evidence map›Paper›PMID 20045097›Full record

ArticleVaccine2010

One time intranasal vaccination with a modified vaccinia Tiantan strain MVTT(ZCI) protects animals against pathogenic viral challenge.

Wenbo Yu, Qing Fang, Weijun Zhu, Haibo Wang, Po Tien, Linqi Zhang, Zhiwei Chen

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 11 papers.

0numbers the graph read from it
0cells of the map it votes in
11citing 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

11 citing papers in PubMed.

  1. IMVAMUNEVaccines · 2020
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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

7 authors.

Wenbo YuAIDS Center and Modern Virology Research Center, State Key Laboratory of Virology, College of Life Sciences, Wuhan University, PR China.
Qing Fang
Weijun Zhu
Haibo Wang
Po Tien
Linqi Zhang
Zhiwei Chen

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

To combat variola virus in bioterrorist attacks, it is desirable to develop a noninvasive vaccine. Based on the vaccinia Tiantan (VTT) strain, which was historically used to eradicate the smallpox in China, we generated a modified VTT (MVTT(ZCI)) by removing the hemagglutinin gene and an 11,944bp genomic region from HindIII fragment C2L to F3L. MVTT(ZCI) was characterized for its host cell range in vitro and preclinical safety and efficacy profiles in mice. Despite replication-competency in some cell lines, unlike VTT, MVTT(ZCI) did not cause death after intracranial injection or body weight loss after intranasal inoculation. MVTT(ZCI) did not replicate in mouse brain and was safe in immunodeficient mice. MVTT(ZCI) induced neutralizing antibodies via the intranasal route of immunization. One time intranasal immunization protected animals from the challenge of the pathogenic vaccinia WR strain. This study established proof-of-concept that the attenuated replicating MVTT(ZCI) may serve as a safe noninvasive smallpox vaccine candidate.

Indexed as

Administration, IntranasalAnimalsAntibodies, NeutralizingAntibodies, ViralBrainChlorocebus aethiopsFemaleMaleMiceMice, Inbred BALB CMice, SCIDNeutralization TestsSmallpoxSmallpox VaccineVaccines, AttenuatedVaccinia virusAntibodies, NeutralizingAntibodies, ViralSmallpox VaccineVaccines, Attenuated

Identifiers

PMID20045097
PMCPMC7127290

What OpenQuestion holds

Textmetadata
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.