A new animal model for Ménière's disease

Acta Oto-Laryngologica Volume 128 Issue 3 Page 263-271 published_at 2008
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Title ( eng )
A new animal model for Ménière's disease
Creator
Akagi Nana
Anniko Matti
Source Title
Acta Oto-Laryngologica
Volume 128
Issue 3
Start Page 263
End Page 271
Abstract
Conclusion. A new mouse model for Ménière's disease has been developed by the treatment with both LPS and aldosterone. The induction of vestibular dysfunction in the hydropic animals model may require additional stress such as reduced inner ear blood flow, acute changes of endolymph volume and/or pressure, etc. Objective. The aim of this study is to develop a more suitable animal model, which shows more resemblance to the pathophysiological process in Ménière's disease. Materials and methods. Adult CBA/J mice were treated with intratympanic injection of LPS, intraperitoneal injection of aldosterone or injection of both LPS and aldosterone. Morphological analysis was performed in the cochlea and endolymphatic sac. Results. All experimental animals showed mild to moderate endolymphatic hydrops. The animals treated with both LPS and aldosterone showed reversible vestibular dysfunction after the intratympanic injection of epinephrine.
Keywords
endolymphatic hydrops
lipopolysaccharide
aldosterone
mice
Ménière's disease
NDC
Medical sciences [ 490 ]
Language
eng
Resource Type journal article
Publisher
Taylor & Francis
Date of Issued 2008
Rights
Copyright (c) 2008 Taylor & Francis
Publish Type Author’s Original
Access Rights open access
Source Identifier
[ISSN] 0001-6489
[DOI] 10.1080/00016480701497436
[NCID] AA0050923X
[DOI] http://dx.doi.org/10.1080/00016480701497436