Effects of dietary supplementation with prebiotics and Pediococcus acidilactici on gut health, transcriptome, microbiota, and metabolome in Atlantic salmon (Salmo salar L.) after seawater transfer

Table 3 SCFA concentrations in distal intestinal digesta of the fish from four treatments

	SCFA concentrations in digesta of distal intestine (ng/ml)
	Control	FOS	FOS–BC	GOS–BC
Acetic acid	8.4E+04 ± 3.9E+04	8.3E+04 ± 2.6E+04	6.5E+04 ± 1.8E+04	1.6E+05 ± 7. 5E+04
Butyric acid	83 ± 11^a	68 ± 7^ab	60 ± 4^ab	54 ± 3^b
Propionic acid	121 ± 17	101 ± 9	87 ± 7	88 ± 6
Valeric acid	41 ± 4^a	34 ± 3^ab	32 ± 7^ab	28 ± 1^b
Hexanoic acid	254 ± 22	225 ± 13	213 ± 1	203 ± 7
2-Methylbutyric acid	21 ± 4	16 ± 2	16 ± 2	12 ± 1
Isobutyric acid	25 ± 3	20 ± 1.5	21 ± 2	19 ± 1
Isovaleric acid	13 ± 2	14 ± 1	14 ± 1	12 ± 1

Mean value ± SEM are presented for n = 8 samples. Different letters among values indicate statistically significant differences (q ≤ 0.05). Values sharing the same letters are not statistically significant

ISSN: 2524-4671