Evidence map›Paper›PMID 26865417›Full record

ArticleScientific reports2016

Protective efficacy of the chimeric Staphylococcus aureus vaccine candidate IC in sepsis and pneumonia models.

Liuyang Yang, Changzhi Cai, Qiang Feng, Yun Shi, Qianfei Zuo, Huijie Yang, Haiming Jing, Chao Wei, Yuan Zhuang, Quanming Zou and 1 more

Abstract read
In one paragraph

Article in Scientific reports, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers.

0numbers the graph read from it
0cells of the map it votes in
9citing 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

9 citing papers in PubMed.

  1. Review
  2. Article
  3. Review
  4. Review
  5. Article
  6. Protective humoral and CD4Scientific reports · 2018
    Article
  7. Article
  8. Article
  9. Review
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

11 authors.

Liuyang YangNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.
Changzhi CaiNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.
Qiang FengDepartment of Biological and Chemical Engineering, Chongqing University of Education, Chongqing 400067, P.R. China.
Yun ShiNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.
Qianfei ZuoNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.
Huijie YangNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.
Haiming JingNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.
Chao WeiNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.
Yuan ZhuangNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.
Quanming ZouNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.
Hao ZengNational Engineering Research Center of Immunological Products &Department of Microbiology and Biochemical Pharmacy, College of Pharmacy, Third Military Medical University, Chongqing 400038, P.R. China.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Staphylococcus aureus causes serious sepsis and necrotic pneumonia worldwide. Due to the spread of multidrug-resistant strains, developing an effective vaccine is the most promising method for combating S. aureus infection. In this study, based on the immune-dominant areas of the iron surface determinant B (IsdB) and clumping factor A (ClfA), we designed the novel chimeric vaccine IsdB151-277ClfA33-213 (IC). IC formulated with the AlPO4 adjuvant induced higher protection in an S. aureus sepsis model compared with the single components alone and showed broad immune protection against several clinical S. aureus isolates. Immunisation with IC induced strong antibody responses. The protective effect of antibodies was demonstrated through the opsonophagocytic assay (OPA) and passive immunisation experiment. Moreover, this new chimeric vaccine induced Th1/Th17-skewed cellular immune responses based on cytokine profiles and CD4(+) T cell stimulation tests. Neutralisation of IL-17A alone (but not IFN-γ) resulted in a significant decrease in vaccine immune protection. Finally, we found that IC showed protective efficacy in a pneumonia model. Taken together, these data provide evidence that IC is a potentially promising vaccine candidate for combating S. aureus sepsis and pneumonia.

Indexed as

Adjuvants, ImmunologicAnimalsAntibodies, BacterialCation Transport ProteinsCD4-Positive T-LymphocytesCloning, MolecularCoagulaseDisease Models, AnimalEscherichia coliFemaleGene ExpressionHumansImmunizationInterleukin-17Mice, Inbred BALB CMice, Inbred C57BLAdjuvants, ImmunologicAntibodies, BacterialCation Transport ProteinsClfA protein, Staphylococcus aureusCoagulaseInterleukin-17IsdB protein, Staphylococcus aureusRecombinant Fusion ProteinsStaphylococcal Vaccines

Identifiers

PMID26865417
PMCPMC4750066

What OpenQuestion holds

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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.