Evidence map›Paper›PMID 28646920›Full record

ArticleParasites & vectors2017

Dynamics of Th9 cells and their potential role in immunopathogenesis of murine schistosomiasis.

Tingzheng Zhan, Tingting Zhang, Yanyan Wang, Xiaoli Wang, Cai Lin, Huihui Ma, Zhongliang Duan, Chunxiang Li, Jing Xu, Chaoming Xia

Open access · goldAbstract read
In one paragraph

Article in Parasites & vectors, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
1.0field-weighted citation impact, top 28% 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.

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

8 citing papers in PubMed, 16 citations in OpenAlex.

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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

10 authors at 2 institutions in 1 country.

Tingzheng ZhanDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China.
Tingting ZhangDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China.
Yanyan WangDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China.
Xiaoli WangDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China.
Cai LinDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China.
Huihui MaDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China.
Zhongliang DuanDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China.
Chunxiang LiDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China.
Jing XuDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China.
Chaoming XiaDepartment of Parasitology, Medical College of Soochow University, 199 Renai Road, Suzhou, 215123, China. xiachaoming@suda.edu.cn.
Soochow University · CNBengbu Medical College · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundTh1, Th2, Th17, Treg and Tfh cells play important roles in schistosomiasis. Th9 cells secrete IL-9 as a signature cytokine and contribute to several classes of inflammatory disease. However, the effects of Th9 cells in schistosomiasis are unknown. We aimed to explore the dynamic changes and potential roles of Th9 cells in the pathogenesis of hepatic egg granulomatous inflammation in mice infected with Schistosoma japonicum.

methodsTwenty mice with S. japonicum infection and five normal controls (NC) were used as models. The average areas of egg granulomas were estimated by hematoxylin-eosin (H & E) staining. Hepatic IL-9 and transcription factor PU.1 levels were detected by immunohistochemistry. Flow cytometry techniques were used to analyze the proportions of Th9 cells. With the help of ELISA, serum levels of IL-9 were examined.

resultsThe egg granulomas began to form from four weeks after infection and continued to develop. In parallel with the development of egg granulomas, the hepatic levels of IL-9 and PU.1 increased very slowly during the first four weeks post-infection and increased rapidly thereafter. Moreover, the proportions of splenic Th9 cells and levels of serum IL-9 had similar developmental trends with the egg granulomas.

conclusionThe proliferation of Th9 cells and levels of IL-9 were significantly higher in S. japonicum-infected mice compared to NC. In addition, dynamic changes of Th9 and IL-9 were synchronous with the developmental trend of hepatic egg granulomatous inflammation, suggesting that Th9 cells might be a new subset in the pathogenesis of schistosomiasis.

Indexed as

AnimalsCell LineEnzyme-Linked Immunosorbent AssayFemaleFlow CytometryGranulomaImmunohistochemistryInterleukin-4Interleukin-9LiverLiver Diseases, ParasiticMiceMice, Inbred ICRProto-Oncogene ProteinsProto-Oncogene Protein Spi-1Random AllocationInterleukin-4Interleukin-9Proto-Oncogene ProteinsProto-Oncogene Protein Spi-1Trans-ActivatorsTransforming Growth Factor betaEgg granulomaInterleukin-9PU.1SchistosomiasisTh9 cell

Identifiers

PMID28646920
PMCPMC5483263
OpenAlexW2711549331

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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.