Table 1: Activation of visceral pain-related areas in rats.

ACCICPFCTHAL

IBS model (5 mL air inflation)101*1*
IBS model (10 mL air inflation)112*3*
Control (5 mL air inflation)0000
Control (10 mL air inflation)1001

( ).
ACC: anterior cingulate cortex; IC: insula cortex; PFC: prefrontal cortex; and THAL: thalamus.