Table 2.

Quantification of tonic phase activated by KPSS

Tissue	n	Area Under the Curve†	10-min Force†
Ileum
SMB(+/+)	13	4.03 ± 0.36	0.37 ± 0.03
SMB(−/−)	13	5.47 ± 0.35	0.48 ± 0.04
P value		0.017*	0.044*
Antrum
SMB(+/+)	7	2.73 ± 0.24	0.19 ± 0.02
SMB(−/−)	7	3.81 ± 0.21	0.27 ± 0.03
P value		0.005*	0.027*
Fundus
SMB(+/+)	11	5.85 ± 0.54	0.47 ± 0.06
SMB(−/−)	11	5.84 ± 0.47	0.49 ± 0.06
P value		0.991	0.818

Values are mean ± SE.

^*Significant at P < 0.05.

^†Area under the curve was measured from peak force to 10 min after peak force. 10-min force is the 10-min tonic force normalized to peak force.