Fermentation Characterization of Chinese Yam Polysaccharide and Its Effects on the Gut Microbiota of Rats

Table 6

Contents of short-chain fatty acids and pH value in cecum in weaned rats (𝜇mol/g, 𝑛=4).

	Acetate	Propionate	Butyrate	pH value
Day 7 after the initiation of supplementation
0	3.78±0.24^(b)	5.20 ± 0.26^(b)	2.35 ± 0.24^(b)	7.09 ± 0.48^(ab)
0.25 g/kg CYP 3	5.50±0.37^(a)	6.35 ± 0.66^(a)	2.93 ± 0.28^(a)	6.61 ± 0.48^(b)
0.5 g/kg CYP 3	5.15±0.26^(a)	5.43 ± 0.35^(b)	2.88 ± 0.31^(a)	6.50 ± 0.26^(b)
1.0 g/kg CYP 3	3.95 ±0.47^(b)	4.98 ± 0.85^(b)	2.28 ± 0.30^(b)	7.44 ± 0.20^(a)
Day 21 after the initiation of supplementation
0	4.60 ± 0.24^(c)	6.10 ± 0.37	3.20 ± 0.26^(a)	6.96 ± 0.11
0.25 g/kg CYP 3	5.78 ± 0.34^(a)	6.75 ± 0.75	3.50 ± 0.62^(a)	7.19 ± 0.14
0.5 g/kg CYP 3	5.30 ± 0.22^(b)	6.58 ± 0.38	3.03 ± 0.22^(ab)	7.57 ± 0.33
1.0 g/kg CYP 3	4.58 ± 0.30^(c)	6.05 ± 0.19	2.58 ± 0.21^(b)	7.53 ± 0.35

^(a−c)Mean ± S.D. values with different superscripts within a column are significantly different (𝑃<.05).