Evidence map›Paper›PMID 19756744›Full record

ArticleParasitology research2009

Experimental model in rats for study on transmission dynamics and evaluation of Clonorchis sinensis infection immunologically, morphologically, and pathologically.

Xiaoyun Wang, Chi Liang, Wenjun Chen, Yongxiu Fan, Xuchu Hu, Jin Xu, Xinbing Yu

Abstract read
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In one paragraph

Article in Parasitology research, 2009. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing papers in PubMed
1.1field-weighted citation impact, top 26% 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

22 citing papers in PubMed, 40 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

7 authors at 1 institution in 1 country.

Xiaoyun WangDepartment of Parasitology, Zhongshan School of Medicine, Sun Yat-sen University, Guangzhou, People's Republic of China.
Chi Liang
Wenjun Chen
Yongxiu Fan
Xuchu Hu
Jin Xu
Xinbing Yu
Sun Yat-sen University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

This study aims to gain a better insight into the transmission patterns and immunologic profile of Clonorchis sinensis infection and make a headway on the pathogenesis regarding cholangiocarcinoma and hepatic lesions. Experimental models orally infected by C . sinensis metacercariae were constructed in rats. Immunological assays were performed to measure serum level of IgA, IgE, IgG1, IgG2a, IFN-gamma, and IL-4. Infection parameters were assessed by worm recovery rate, eggs per gram faece and worm size. Pathological sections with livers were managed with immunofluorescence, hematoxylin, eosin, and Masson's trichrome staining to evaluate the hepatic pathological changes. Interestingly, rats infected with only one C . sinensis metacercariae even gained a high worm recovery rate of 83.3% compared with rats infected with more metacercariae. Serological changes according to different infection doses indicated that immune response presented a tendency to Th2 type by expressing transient high level of IgG1, IL-4, and IgE. Hepatic tissues appeared inflammatory and fibrotic, revealed by different stainings. Intrahepatic bile ducts displayed cholangiectasis and proliferation with excreted/secreted antigen histologically located. C . sinensis, as a fish-borne zoonosis, presented novel transmission patterns which explained high infection rate in endemic areas; infection rate of C . sinensis was frequency-dependent and dose-related. Humoral immunity played a prevalent role in resisting to C . sinensis based on the rat models. C . sinensis infection played an undoubted role in biliary and hepatic diseases.

Indexed as

Disease Models, AnimalAnimalsAntibodies, HelminthClonorchiasisClonorchis sinensisFecesHistocytochemistryHumansImmunoglobulin AImmunoglobulin EImmunoglobulin GInterferon-gammaInterleukin-4LiverMaleMicroscopy, FluorescenceAntibodies, HelminthImmunoglobulin AImmunoglobulin EImmunoglobulin GInterferon-gammaInterleukin-4

Identifiers

PMID19756744
OpenAlexW1965238239

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.