Evidence map›Paper›PMID 26843416›Full record

ArticleInternational urology and nephrology2016

Spinal glycine transporter-1 inhibition influences the micturition reflex in urethane-anesthetized rats.

Masashi Honda, Katsuya Hikita, Bunya Kawamoto, Kuniyasu Muraoka, Shogo Shimizu, Motoaki Saito, Takehiro Sejima, Michael B Chancellor, Naoki Yoshimura, Atsushi Takenaka

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Article in International urology and nephrology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

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1 · What the graph read from it

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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.

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3 · Its place in the literature

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4 · The record

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5 · Who and what money

Authors and funding

10 authors.

Masashi HondaDepartment of Urology, Tottori University Faculty of Medicine, 36-1 Nishi, Yonago, 683-8504, Japan.
Katsuya HikitaDepartment of Urology, Tottori University Faculty of Medicine, 36-1 Nishi, Yonago, 683-8504, Japan.
Bunya KawamotoDepartment of Urology, Tottori University Faculty of Medicine, 36-1 Nishi, Yonago, 683-8504, Japan.
Kuniyasu MuraokaDepartment of Urology, Tottori University Faculty of Medicine, 36-1 Nishi, Yonago, 683-8504, Japan.
Shogo ShimizuDepartment of Pharmacology, Kochi University School of Medicine, Okocho Kohasu, Nankoku, 7838505, Japan.
Motoaki SaitoDepartment of Pharmacology, Kochi University School of Medicine, Okocho Kohasu, Nankoku, 7838505, Japan.
Takehiro SejimaDepartment of Urology, Tottori University Faculty of Medicine, 36-1 Nishi, Yonago, 683-8504, Japan.
Michael B ChancellorDepartment of Urology, William Beaumont Hospital, 3535 W 13 Mile Rd #404, Royal Oak, MI, 48073, USA.
Naoki YoshimuraDepartment of Urology, University of Pittsburgh School of Medicine, Suite 700 Kaufmann Medical Building, 3471 Fifth Avenue, Pittsburgh, PA, 15213, USA. nyos@pitt.edu.
Atsushi TakenakaDepartment of Urology, Tottori University Faculty of Medicine, 36-1 Nishi, Yonago, 683-8504, Japan.

Funding

Pharmacology of Intravesical Antisense Based Therapy for Over Active BladderR01DK088836 · NIDDK · WILLIAM BEAUMONT HOSPITAL RESEARCH INST · PI CHANCELLOR, MICHAEL B, TYAGI, PRADEEP · 2011 to 2014
$1.3M
NIDDK NIH HHS DK088836
6 · The paper itself

Abstract

purposeGlycine is an inhibitory neurotransmitter in the central nervous system. So far, two types of glycine transporters (GlyTs), GlyT-1 and GlyT-2, have been cloned. The aim of this study is to investigate the effects of a selective GlyT-1 inhibitor that can increase endogenous glycine concentration on the micturition reflex in urethane-anesthetized rats.

methodsContinuous cystometrograms (0.04 ml/min) were performed in female Sprague-Dawley rats (232-265 g) under urethane anesthesia. After stable micturition cycles were established, ALX5407, a selective GlyT-1 inhibitor, was administered intrathecally or intracerebroventricularly to evaluate changes in bladder activity. Cystometric parameters were recorded and compared before and after drug administration.

resultsIntrathecal administration of ALX5407 (1, 3, 10 and 30 μg) increased intercontraction intervals at doses of 3 μg or higher in a dose-dependent fashion. Intrathecal administration of ALX5407 (1, 3, 10 and 30 μg) also increased pressure threshold at doses of 3 μg or higher in a dose-dependent fashion. However, when ALX5407 (1, 3, 10 and 30 μg) was administered intracerebroventricularly, there were no significant changes in intercontraction intervals, pressure threshold, maximum voiding pressure or baseline pressure or post-void residual urine volume at any doses tested.

conclusionThe results of our study indicate that GlyT-1 plays an important role in the modulation of micturition. Furthermore, these findings indicate that in urethane-anesthetized rats suppression of GlyT-1 can inhibit the micturition reflex at the spinal cord level. Thus, GlyT-1 could be a potential target for the treatment of bladder dysfunction such as overactive bladder.

Indexed as

Anesthetics, IntravenousAnimalsDisease Models, AnimalFemaleGlycine Plasma Membrane Transport ProteinsInjections, SpinalRatsRats, Sprague-DawleyReflexSarcosineSpinal CordUrethaneUrinary BladderUrinary Bladder, OveractiveUrinationAnesthetics, IntravenousGlycine Plasma Membrane Transport Proteins(R)-(N-(3-(4'-fluorophenyl)-3-(4'-phenylphenoxy)propyl))sarcosineSarcosineSlc6a9 protein, ratUrethaneBladderGlycineRatsSpinal cordTransporter

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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.