Evidence map›Paper›PMID 27256194›Full record

ArticleInternational braz j urol : official journal of the Brazilian Society of Urology

Changes in mast cell infiltration: a possible mechanism in detrusor overactivity induced by visceral hypersensitivity.

Nian-Zhao Zhang, Lin Ma, Chen Jun, Yan-Xia Guo, Hui-Qing Yuan

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Article in International braz j urol : official journal of the Brazilian Society of Urology. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 6 papers.

0numbers the graph read from it
0cells of the map it votes in
6citing papers in PubMed
–field-weighted citation impact, top 91% 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

6 citing papers in PubMed, 7 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

5 authors at 2 institutions in 1 country.

Nian-Zhao ZhangDepartment of Urology, Qilu Hospital, Shandong University, Jinan, P.R. China.
Lin MaDepartment of Urology, Qilu Hospital, Shandong University, Jinan, P.R. China.
Chen JunDepartment of Urology, Qilu Hospital, Shandong University, Jinan, P.R. China.
Yan-Xia GuoDepartment of Biochemistry and Molecular Biology, Shandong University School of Medicine, Shandong University, Jinan, P.R. China.
Hui-Qing YuanDepartment of Biochemistry and Molecular Biology, Shandong University School of Medicine, Shandong University, Jinan, P.R. China.
Shandong University · CNQilu Hospital of Shandong University · CN

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo establish the detrusor overactivity (DO) model induced by visceral hypersensitivity (VH) and investigate the relationship between mast cell (MC) infiltration and DO. MATERIALS AND

methodsSixty rats are divided into 4 groups randomly: Group 1:Baseline group; Group 2: DO group; Group 3: CON group; Group 4: VH group. The colorectal distension (CRD) and abdominal withdral reflex (AWR) scores are performed to evaluate VH. The cystometric investigation and histological test of MC infiltration are assessed.

resultsThe threshold pressure of CRD in the VH group is significantly lower than that in the CON group (P<0.001). At the distension pressure ≥20 mmHg, the AWR scores of the VH group are significantly higher than those of the CON group (10 mmHg: P=0.33; 20 mmHg: P=0.028; 40 mmHg: P<0.001; 60 mmHg: P<0.001; 80 mmHg: P<0.001). DO model is successfully established in the VH group (DO rate=100%). Compared with the CON group, the numbers of MC infiltration are significantly increased in the VH group, including submucosa of bladder (P<0.001), mucosa lamina propria/mesentery of small intestine (P<0.001), and mucosa lamina propria/mesentery of large intestine (P<0.001). Furthermore, more MC activation as well as degranulation are observed in the VH group.

conclusionsIt is indicated that DO model can be established in the VH rats. The MC infiltration may play an important role in DO induced by VH, and may be helpful to understand the mechanisms of DO in VH patients.

Indexed as

Disease Models, AnimalAnimalsFemaleHypersensitivityIntestinesIrritable Bowel SyndromeMast CellsPressureRandom AllocationRats, WistarReproducibility of ResultsUrinary Bladder, OveractiveUrodynamicsVisceraVisceral Pain

Identifiers

PMID27256194
PMCPMC4871401
OpenAlexW2407386510

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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.