Role of capillary pericytes and precapillary arterioles in the vascular mechanism of betahistine in a guinea pig inner ear model

Life Sciences ◽  
2017 ◽  
Vol 187 ◽  
pp. 17-21 ◽  
Author(s):  
Mattis Bertlich ◽  
Friedrich Ihler ◽  
Bernhard G. Weiss ◽  
Saskia Freytag ◽  
Michael Strupp ◽  
...  
Keyword(s):  
1978 ◽  
Vol 86 (4_suppl) ◽  
pp. ORL-595-ORL-620 ◽  
Author(s):  
Richard A. Chole

With the sole exception of the hair cells of the inner ear, where information is lacking, all special somatic afferent receptor cells have been shown to be dependent upon vitamin A for normal function. In view of the paucity of information on the role of vitamin A in the inner ear, three experiments were performed to examine this relationship. Temporal bone histopathology was studied in rats deprived of vitamin A. In a second experiment, vitamin A-deficient rats were maintained with vitamin A acid and the histopathology was studied under the light microscope. In the third experiment, a microfluorometric estimate of the content of vitamin A in the guinea pig cochlea was performed. A fluorescent compound with the exact spectral characteristics of vitamin A was found in the guinea pig cochlea at a concentration of 21.2μg/gm, which is ten times the vitamin A concentration found in most other tissues.


1998 ◽  
Vol 252 (1) ◽  
pp. 61-64 ◽  
Author(s):  
Hiroaki Shimogori ◽  
Hiroshi Yamashita ◽  
Masahiro Takahashi

1987 ◽  
Vol 103 (5) ◽  
pp. 204-211 ◽  
Author(s):  
B. Erlandsson ◽  
H. Hakanson ◽  
A. Ivarsson ◽  
P. Nilsson ◽  
J. Wersall

1987 ◽  
Vol 103 (5) ◽  
pp. 182-188 ◽  
Author(s):  
Shunichi Tomiyama ◽  
Jeffrey Harris
Keyword(s):  

2005 ◽  
Vol 566 (1) ◽  
pp. 205-212 ◽  
Author(s):  
Min-Goo Lee ◽  
Donald W. MacGlashan ◽  
Bradley J. Undem
Keyword(s):  

2000 ◽  
Vol 129 (6) ◽  
pp. 1103-1112 ◽  
Author(s):  
J -F Quignard ◽  
M Félétou ◽  
G Edwards ◽  
J Duhault ◽  
A H Weston ◽  
...  

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