application of kainic acid ( ka ) to the rostral ventral surface of the medulla oblongata ( rvm ) produced an increase in mean arterial pressure , accompanied by a decrease in substance p-like immunoreactivity in both spinal cord and medulla oblongata and an elevation of plasma adrenaline ( ad ) and noradrenaline ( na ) content .
C0014563
adrenaline
C0028351
noradrenaline