Evidence map›Paper›PMID 26452068›Full record

ArticleNeurourology and urodynamics2017

Evidence of vagus nerve sprouting to innervate the urinary bladder and clitoris in a canine model of lower motoneuron lesioned bladder.

Mary F Barbe, Sandra Gomez-Amaya, Alan S Braverman, Justin M Brown, Neil S Lamarre, Vicky S Massicotte, Jennifer K S Lewis, Stephen R Dachert, Michael R Ruggieri

Open access · greenAbstract read
In one paragraph

Article in Neurourology and urodynamics, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 10 papers.

0numbers the graph read from it
0cells of the map it votes in
10citing papers in PubMed
1.0field-weighted citation impact, top 24% 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

10 citing papers in PubMed, 17 citations in OpenAlex.

  1. Article
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  7. Review
  8. Article
  9. Functional brain imaging in voiding dysfunction.Current bladder dysfunction reports · 2019
    Article
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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

9 authors at 4 institutions in 1 country.

Mary F BarbeDepartment of Anatomy and Cell Biology, Temple University School of Medicine, Philadelphia, Pennsylvania.
Sandra Gomez-AmayaCAIF A1224, University of Pittsburgh, School of Medicine, Pittsburgh, Pennsylvania.
Alan S BravermanDepartment of Anatomy and Cell Biology, Temple University School of Medicine, Philadelphia, Pennsylvania.
Justin M BrownDivision of Neurosurgery, UCSD Medical Center, San Diego, California.
Neil S LamarreCAIF A1224, University of Pittsburgh, School of Medicine, Pittsburgh, Pennsylvania.
Vicky S MassicotteDepartment of Anatomy and Cell Biology, Temple University School of Medicine, Philadelphia, Pennsylvania.
Jennifer K S LewisDepartment of Anatomy and Cell Biology, Temple University School of Medicine, Philadelphia, Pennsylvania.
Stephen R DachertDepartment of Anatomy and Cell Biology, Temple University School of Medicine, Philadelphia, Pennsylvania.
Michael R RuggieriDepartment of Anatomy and Cell Biology, Temple University School of Medicine, Philadelphia, Pennsylvania.
Temple University · USUniversity of Pittsburgh · USShriners Hospitals for Children - Philadelphia · USUniversity of California San Diego Medical Center · US

Funding

Bladder, Urethra and Anal Sphincter ReinnervationR01NS070267 · NINDS · TEMPLE UNIV OF THE COMMONWEALTH · PI BARBE, MARY F · 2010 to 2024
$8.2M
NINDS NIH HHS R01 NS070267
6 · The paper itself

Abstract

aimsComplete spinal cord injury does not block perceptual responses or inferior solitary nucleus activation after genital self-stimulation, even though the vagus is not thought to innervate pelvic structures. We tested if vagus nerve endings sprout after bladder decentralization to innervate genitourinary structures in canines with decentralized bladders.

methodsFour reinnervation surgeries were performed in female hounds: bilateral genitofemoral nerve transfer to pelvic nerve with vesicostomy (GNF-V) or without (GFN-NV); and left femoral nerve transfer (FNT-V and FNT-NV). After 8 months, retrograde dyes were injected into genitourinary structures. Three weeks later, at euthanasia, reinnervation was evaluated as increased detrusor pressure induced by functional electrical stimulation (FES). Controls included un-operated, sham-operated, and decentralized animals.

resultsIncreased detrusor pressure was seen in 8/12 GFNT-V, 4/5 GFNT-NV, 5/5 FNT-V, and 4/5 FNT-NV animals after FES, but not decentralized controls. Lumbar cord segments contained cells labeled from the bladder in all nerve transfer animals with FES-induced increased detrusor pressure. Nodose ganglia cells labeled from the bladder were observed in 5/7 nerve transfer animals (1/2 GNT-NV; 4/5 FNT-V), and from the clitoris were in 6/7 nerve transfer animals (2/2 GFNT-NV; 4/5 FNT-V). Dorsal motor nucleus vagus cells labeled from the bladder were observed in 3/5 nerve transfer animals (1/2 GFNT-NV; 2/3 FNT-V), and from the clitoris in 4/5 nerve transfer animals (1/2 GFNT-NV; 3/3 FNT-V). Controls lacked this labeling.

conclusionsEvidence of vagal nerve sprouting to the bladder and clitoris was observed in canines with lower motoneuron lesioned bladders. Neurourol. Urodynam. 36:91-97, 2017. © 2015 Wiley Periodicals, Inc.

Indexed as

Motor NeuronsAnimalsClitorisDogsElectric StimulationFemaleFemoral NerveNerve RegenerationNerve TransferNodose GanglionPressureRecovery of FunctionSpinal Cord InjuriesUrinary BladderVagus Nervegenitourinary structuresnodose ganglionreinnervationretrograde dyesvagus nerve

Identifiers

PMID26452068
PMCPMC4826634
OpenAlexW1951821351

What OpenQuestion holds

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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.