Our results demonstrate, for the first time, a trophic effect of the sympathetic nerves on cells in the dental pulp, indicating that an
imbalance of sympathetic nerves may induce inflammation and pain in teeth.
The Effect of Unilateral Sympathectomy and Cavity Preparation on Peptidergic Nerves and Cells in Rat Dental Pulp
Sivakami Rethnam Haug, Ellen Berggreen and Karin J. Heyeraas Department of Physiology, University of Bergen, 5009, Bergen, Norway
Received 7 July 2000; accepted 8 January 2001. ; Available online 4 March
2002.