pubmed:abstractText |
Central 5-HT-containing pathways are known to be important in cardiovascular regulation and a crucial area for this regulation is the nucleus tractus solitarius (NTS), which contains many of the known 5-HT receptor subtypes. In this study the role of 5-HT(1B) and 5-HT(1D) receptors, targets for the antimigraine drugs known collectively as triptans, was examined in the NTS. EXPERIMENT APPROACH: Extracellular recordings were made, in anaesthetized rats, from 109 NTS neurones that were excited by electrical stimulation of the vagus and drugs were applied ionophoretically to these neurones.
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