Evidence map›Paper›PMID 30298703›Full record

ArticleImmunity, inflammation and disease2018

A 21.6 kDa tegumental protein of Clonorchis sinensis induces a Th1/Th2 mixed immune response in mice.

EunJoo Chung, Yu Jung Kim, Myoung-Ro Lee, Shin-Hyeong Cho, Jung-Won Ju

Abstract read
In one paragraph

Article in Immunity, inflammation and disease, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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

4 citing papers in PubMed.

  1. Article
  2. Trematode Genomics and Proteomics.Advances in experimental medicine and biology · 2024
    Article
  3. Review
  4. Molecular Mechanisms ofFrontiers in cell and developmental biology · 2021
    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

5 authors.

EunJoo ChungDivision of Vectors and Parasitic Diseases, Center for Laboratory Control of Infectious Diseases, Korea Centers for Disease Control & Prevention, Osong, 28159, Republic of Korea.ORCID 0000-0001-9064-7454
Yu Jung KimDivision of Vectors and Parasitic Diseases, Center for Laboratory Control of Infectious Diseases, Korea Centers for Disease Control & Prevention, Osong, 28159, Republic of Korea.
Myoung-Ro LeeDivision of Vectors and Parasitic Diseases, Center for Laboratory Control of Infectious Diseases, Korea Centers for Disease Control & Prevention, Osong, 28159, Republic of Korea.
Shin-Hyeong ChoDivision of Vectors and Parasitic Diseases, Center for Laboratory Control of Infectious Diseases, Korea Centers for Disease Control & Prevention, Osong, 28159, Republic of Korea.
Jung-Won JuDivision of Vectors and Parasitic Diseases, Center for Laboratory Control of Infectious Diseases, Korea Centers for Disease Control & Prevention, Osong, 28159, Republic of Korea.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionClonorchis sinensis is a major parasite affecting the Korea population. Despite the high infection rate and pathogenicity, very few studies have been conducted to investigate the immune responses against the proteins of C. sinensis.

methodsIn this study, in vitro immune response induced by a recombinant 21.6 kDa tegumental protein derived from C. sinensis (rCsTegu21.6) was confirmed in murine dendritic cells and T cells. For the in vivo analysis, each mouse was immunized three times. Total serum IgG and T cell cytokine production were determined by ELISA, while T cell proliferation was detected by a WST (Water-Soluble Tetrazolium salt)-1 assay.

resultsIn vitro tests indicated that rCsTegu21.6 treatment increased the expression of surface molecules, such as CD40 (77%), CD80 (52%) and CD86 (46%), on murine dendritic cells and the secretion of cytokines (TNF-α, IL-6, IL-1β, IL-10, and IL-12p70). Moreover, co-culturing dendritic cells activated by rCsTegu21.6 with allogenic T cells induced T cell proliferation over time. rCsTegu21.6 also stimulated specific antibody production and cytokine secretion [IL-2, IL-4, and interferon (IFN)-γ)] from T cells following immunization in vivo. Notably, rCsTegu21.6 predominantly induced IgG1 production and secretion of the Th2 cytokine IL-4, regardless of the type of adjuvant used.

conclusionThese results serve as a foundation for the development of tegumental protein-based vaccines against C. sinensis.

Indexed as

AnimalsAntibodies, HelminthClonorchiasisClonorchis sinensisCytokinesDendritic CellsHelminth ProteinsImmunity, CellularImmunoglobulin GInterferon-gammaInterleukin-4Lymphocyte ActivationMiceMice, Inbred BALB CRecombinant ProteinsTh1 CellsAntibodies, HelminthCytokinesHelminth ProteinsImmunoglobulin GInterferon-gammaInterleukin-4Recombinant ProteinsClonorchis sinensisdendritic cellsT lymphocytes

Identifiers

PMID30298703
PMCPMC6247233

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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.