when made hypoxemic ( arterial po2 12-14 torr ) for 1 h at 120 or 130 days gestation , anti-ngf-treated fetuses showed no significant change of arterial pressure , heart rate , or plasma catecholamines , whereas control fetuses showed bradycardia , a 28 % increase in arterial pressure , and a 670 % increase of plasma norepinephrine concentrations .
C0007412
catecholamines
C0028351
norepinephrine