Effect of high amylose maize starches on colonic fermentation and apoptotic response to DNA-damage in the colon of rats

Table 5 Correlations between apoptotic index, cell turnover, Ki-67 counts and crypt height in distal colon and selected caecal and faecal parameters¹

	Apoptotic index		Cell turnover		Ki-67 counts		Crypt column height
	r	P-value	r	P-value	r	P-value	r	P-value
Caecum
Total SCFA (μmol/g)	0.130	0.19	-0.376	0.005	-0.306	0.02	-.114	0.26
Acetate	0.014	0.89	-0.314	0.02	-0.23	0.09	-0.09	0.37
Propionate	0.071	0.48	-0.196	0.15	-0.16	0.26	-0.16	0.10
Butyrate	0.280	0.004	-0.325	0.02	-0.3	0.03	-0.07	0.46
pH	-0.191	0.052	0.635	0.001	0.57	0.001	-0.08	0.44
Faeces
Total SCFA	0.06	0.56	-0.104	0.45	-0.19	0.18	-0.13	0.21
Acetate	-0.039	0.69	-0.253	0.06	-0.27	0.05	-0.1	0.34
Propionate	0.018	0.86	-0.065	0.64	-0.06	0.64	-0.17	0.10
Butyrate	0.265	0.008	-0.257	0.06	-0.25	0.06	-0.12	0.25
pH	-0.164	0.099	0.610	0.001	0.54	0.001	-0.08	0.41

¹ Relationship between caecal, colonic and faecal variables with apoptosis and epithelial kinetics were analysed by Spearman's correlation test.

ISSN: 1743-7075