to investigate the role of the serotonergic nervous system in blood pressure regulation , 5 micrograms of 5-hydroxytryptamine ( 5-ht ) was given i.c.v . before and after 1 microgram of i.c.v . xylamidine or 200 micrograms of i.c.v . ketanserin or 200 micrograms of i.v . ketanserin in conscious wistar kyoto rats .
C0027763
nervous system
C0234421
conscious