conscious adult female sheep chronically prepared with nonocclusive indwelling vascular and cerebroventricular catheters were used to determine whether centrally administered prostaglandin e2 ( pge2 ) increases blood pressure by activation of the brain renin angiotensin system or whether centrally administered angiotensin ii ( ang ii ) increases blood pressure by stimulating prostaglandin synthesis in the brain .
C0234421
conscious
C0006104
brain