Evidence map›Paper›PMID 23657640›Full record

ArticleAmerican journal of physiology. Regulatory, integrative and comparative physiology2013

Repeated variate stress in male rats induces increased voiding frequency, somatic sensitivity, and urinary bladder nerve growth factor expression.

Liana Merrill, Susan Malley, Margaret A Vizzard

Open access · greenAbstract read
In one paragraph

Article in American journal of physiology. Regulatory, integrative and comparative physiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 35 papers.

0numbers the graph read from it
0cells of the map it votes in
35citing papers in PubMed
5.6field-weighted citation impact, top 4% 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

35 citing papers in PubMed, 50 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

3 authors at 1 institution in 1 country.

Liana MerrillDepartment of Neurological Sciences, University of Vermont College of Medicine, Burlington, VT, USA.
Susan Malley
Margaret A Vizzard
University of Vermont · US

Funding

Proteomics Core for Neuroscience P20 RR16435P20RR016435 · NCRR · UNIVERSITY OF VERMONT &ST AGRIC COLLEGE · PI SPEES, JEFFREY L · 2001 to 2010
$23.5M
Cystitis-Induced Plasticity of Micturition ReflexesR01DK051369 · NIDDK · UNIVERSITY OF VERMONT &ST AGRIC COLLEGE · PI VIZZARD, MARGARET ANN · 2003 to 2017
$5.4M
Developmental Plasticity of Micturition ReflexesR01DK060481 · NIDDK · UNIVERSITY OF VERMONT &ST AGRIC COLLEGE · PI VIZZARD, MARGARET ANN · 2002 to 2018
$4.5M
Center for Neuroscience ExcellenceP30GM103498 · NIGMS · UNIVERSITY OF VERMONT & ST AGRIC COLLEGE · PI PARSONS, RODNEY L · 2012 to 2015
$4.3M
Neurotrophic Mechanisms in LUT Plasticity with CystitisR01DK065989 · NIDDK · UNIVERSITY OF VERMONT &ST AGRIC COLLEGE · PI VIZZARD, MARGARET ANN · 2003 to 2007
$1.4M
Developmental plasticity of micturation reflexesR56DK060481 · NIDDK · UNIVERSITY OF VERMONT & ST AGRIC COLLEGE · PI VIZZARD, MARGARET ANN · 2008 to 2008
$232k
IRRITATION INDUCED PLASTICITY OF MICTURITION PATHWAYSR29DK051369 · NIDDK · UNIVERSITY OF VERMONT &ST AGRIC COLLEGE · PI VIZZARD, MARGARET ANN · 1996 to 2000
$109k
NCRR NIH HHS P20 RR-16435NIDDK NIH HHS DK-051369NIDDK NIH HHS DK-060481NIDDK NIH HHS DK-065989NIDDK NIH HHS R01 DK051369NIDDK NIH HHS R01 DK060481NIGMS NIH HHS P30 GM103498
6 · The paper itself

Abstract

Stress exacerbates symptoms of functional lower urinary tract disorders including interstitial cystitis (IC)/bladder pain syndrome (BPS) and overactive bladder (OAB) in humans, but mechanisms contributing to symptom worsening are unknown. These studies address stress-induced changes in the structure and function of the micturition reflex using an animal model of stress in male rats. Rats were exposed to 7 days of repeated variate stress (RVS). Target organ (urinary bladder, thymus, adrenal gland) tissues were collected and weighed following RVS. Evans blue (EB) concentration and histamine, myeloperoxidase (MPO), nerve growth factor (NGF), brain-derived neurotropic factor (BDNF), and CXCL12 protein content (ELISA) were measured in the urinary bladder, and somatic sensitivity of the hindpaw and pelvic regions was determined following RVS. Bladder function was evaluated using continuous, open outlet intravesical infusion of saline in conscious rats. Increases in body weight gain were significantly (P ≤ 0.01) attenuated by day 5 of RVS, and adrenal weight was significantly (P ≤ 0.05) increased. Histamine, MPO, NGF, and CXCL12 protein expression was significantly (P ≤ 0.01) increased in the urinary bladder after RVS. Somatic sensitivity of the hindpaw and pelvic regions was significantly (P ≤ 0.01) increased at all monofilament forces tested (0.1-4 g) after RVS. Intercontraction interval, infused volume, and void volume were significantly (P ≤ 0.01) decreased after RVS. These studies demonstrate increased voiding frequency, histamine, MPO, NGF, and CXCL12 bladder content and somatic sensitivity after RVS suggesting an inflammatory component to stress-induced changes in bladder function and somatic sensitivity.

Indexed as

AnimalsBrain-Derived Neurotrophic FactorHistamineMaleNerve Growth FactorPeroxidasePhysical StimulationRatsRats, WistarStress, PhysiologicalStress, PsychologicalUrinary BladderUrinationBrain-Derived Neurotrophic FactorHistamineNerve Growth FactorPeroxidaseELISAmicturitionnerve growth factorsomatic sensitivitystress

Identifiers

PMID23657640
PMCPMC3727000
OpenAlexW2105720373

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.