Table 2.

Contractile activity of mouse proximal colon during acute SCFAs application in the control group

Concentration of SCFAs (mM)	Tonic tension (g)	Amplitude (g)	Frequency (min−1)
Sodium acetate
Initial value	0.781 ± 0.011	0.735 ± 0.037	2.5 ± 0.126
0.5	0.748 ± 0.012	0.677 ± 0.033	2.269 ± 0.116
1	0.704 ± 0.011*	0.584 ± 0.029*	1.965 ± 0.123*
5	0.681 ± 0.011*	0.489 ± 0.031*	1.86 ± 0.129*
10	0.659 ± 0.011*	0.423 ± 0.028*	1.368 ± 0.101*
30	0.621 ± 0.01*	0.378 ± 0.033*	0.565 ± 0.091*
Sodium propionate
Initial value	0.84 ± 0.014	0.701 ± 0.028	2.14 ± 0.111
0.5	0.793 ± 0.013	0.662 ± 0.03	2.003 ± 0.132
1	0.771 ± 0.013*	0.631 ± 0.027	1.649 ± 0.095
5	0.73 ± 0.014*	0.613 ± 0.028*	1.218 ± 0.094*
10	0.695 ± 0.014*	0.547 ± 0.025*	0.805 ± 0.085*
30	0.591 ± 0.007*	0.497 ± 0.014*	0.308 ± 0.081*
Butyric acid
Initial value	0.861 ± 0.008	1.097 ± 0.073	2.275 ± 0.091
0.5	0.815 ± 0.015	1.024 ± 0.077	1.537 ± 0.138
1	0.787 ± 0.015*	0.705 ± 0.037*	0.613 ± 0.044*
5	0.749 ± 0.015*	0.289 ± 0.02*	0.15 ± 0.032*
10	0.682 ± 0.02*	0.152 ± 0.009*	0.061 ± 0.025*
30	0.614 ± 0.026*	0.09 ± 0.006*	0.02 ± 0.01*

*p < 0.05 compared to the initial value