Table 3: Regions of significantly different activation patterns after ET-1 injection.
(a) Bilateral activation after ET-1 versus unilateral activation after innocuous stimulation

Lobus BALowest P value

Parietal lobe20.005
Frontal lobe80.007
Frontal lobe90.0013
Temporal lobe220.002
Temporal lobe390.023

(b) Unilateral activation after ET-1 versus no activation after innocuous stimulation

LobusBALowest P value

Parietal lobe20.0004
Frontal lobe (PMC)60.02
Frontal lobe90.008
Insula130.004
Occipital lobe180.01
Temporal lobe370.01
Frontal lobe440.04
Frontal lobe460.0005
Frontal lobe470.0004
Amygdala0.03