Dietary proline supplementation alters colonic luminal microbiota and bacterial metabolite composition between days 45 and 70 of pregnancy in Huanjiang mini-pigs

Table 6 Bioamine concentrations in colonic contents of pregnant Huanjiang mini-pigs (μg/g)

Items	Control group		Proline group		SEM	P- values
Items	45 d	70 d	45 d	70 d	SEM	Diet	Day	Diet × Day
Proximal colonic contents
1,7-heptyl diamine	2.22	2.36	2.95	2.28	0.26	0.09	0.15	0.04
Cadaverine	13.61	12.77	12.99	16.67	0.98	0.50	0.56	0.36
Phenylethylamine	6.67	8.64	12.99	6.36	0.44	0.001	< 0.01	< 0.01
Putrescine	20.30	24.38	21.83	19.12	0.99	0.45	0.78	0.18
Spermidine	35.97	67.63	30.96	44.35	1.64	0.05	0.005	0.19
Spermine	5.71	15.79	9.15	10.67	0.83	0.64	0.006	0.03
Tryptamine	1.46	2.14	2.46	1.03	0.39	0.89	0.35	0.02
Tyramine	2.82	2.53	2.02	1.79	0.45	0.15	0.61	0.96
Total bioamine	101.90	151.18	98.32	106.42	2.15	0.06	0.03	0.096
Distal colonic contents
1,7-heptyl diamine	1.63	1.24	1.80	2.06	0.32	0.07	0.78	0.22
Cadaverine	15.81	6.23	5.71	6.81	0.80	0.01	0.02	0.005
Phenylethylamine	10.09	4.47	5.70	4.57	0.54	0.011	< 0.01	0.008
Putrescine	13.87	10.51	8.84	14.30	0.65	0.56	0.33	0.001
Spermidine	29.54	33.79	22.67	38.67	1.21	0.79	0.02	0.13
Spermine	7.31	9.92	7.86	9.95	0.66	0.79	0.046	0.81
Tryptamine	0.28	0.23	0.17	1.31	0.23	0.002	0.001	< 0.01
Tyramine	1.71	1.87	0.96	1.67	0.33	0.098	0.12	0.32
Total bioamine	64.82	73.97	68.31	79.33	1.47	0.42	0.08	0.86

ISSN: 2049-1891