Distribution of carotid sinus nerve afferent fibers to solitary tract nuclei of the cat using transganglionic transport of horseradish peroxidase

1979 ◽  
Vol 14 (2-3) ◽  
pp. 153-158 ◽  
Author(s):  
A.J. Berger
1981 ◽  
Vol 59 (9) ◽  
pp. 965-969 ◽  
Author(s):  
D. F. Biggs ◽  
M. A. Peterson

Unilateral stimulation of carotid sinus nerve afférents at 2 and 4 V produced pulse duration-dependent reflex bronchoconstriction which was unaffected by midcervical, bilateral vagotomy. The bronchoconstriction consisted of two pharmacologically distinct components. One component was blocked by atropine or atropine methiodide, the other was blocked by either mepyramine or disodium cromoglycate. Combinations of atropine or atropine methiodide with mepyramine or disodium cromoglycate completely eliminated bronchoconstrictor responses to nerve stimulation. These data indicate that two separate bronchoconstrictor reflexes, possibly resembling serotonin- and diazoxide-induced reflex bronchoconstnction are activated by stimulation of afferent fibers in the carotid sinus nerves.


1987 ◽  
Vol 18 (3) ◽  
pp. 437-445 ◽  
Author(s):  
Cheryl L. Chernicky ◽  
Karen L. Barnes ◽  
Carlos M. Ferrario ◽  
John P. Conomy

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