TABLE 3.

Relative abundances of significant (P ≤ 0.05) cecum-associated bacterial and fungal species postweaning (i.e., day 51 of age) in male piglets fed with human milk (HM) or milk formula (MF) during the preweaning period from day 2 until day 21 of age.

Cecal luminal microbial species
	Mean% abundance ± SEM
Species	HM	MF	P-value
Lactobacillus johnsonii	2.270 ± 1.343	0.560 ± 0.211	0.03
Bacteroides stercoris	1.560 ± 0.399	0.513 ± 0.106	0.01
Lactobacillus amylovorus	0.272 ± 0.092	0.022 ± 0.005	0.01
Lactobacillus reuteri	0.270 ± 0.048	0.118 ± 0.038	0.01
Lactobacillus acidophilus	0.245 ± 0.074	0.037 ± 0.007	0.01
Bacteroides sp. 1 1 14	0.177 ± 0.070	0.066 ± 0.005	0.00
Burkholderiales bacterium 1 1 47	0.164 ± 0.051	0.429 ± 0.108	0.01
Lactobacillus crispatus	0.149 ± 0.045	0.033 ± 0.008	0.01
Desulfovibrio vulgaris	0.146 ± 0.030	0.169 ± 0.017	0.05
Lactobacillus helveticus	0.114 ± 0.033	0.021 ± 0.005	0.00
Cecal luminal fungal species
Botryotinia fuckeliana	10.049 ± 3.700	2.079 ± 0.773	0.01
Schizosaccharomyces pombe	3.119 ± 0.634	6.722 ± 0.833	0.01
Nectria haematococca	0.762 ± 0.286	2.010 ± 0.397	0.02
Aspergillus niger	0.624 ± 0.158	1.455 ± 0.298	0.03
Malassezia globosa	0.347 ± 0.192	2.148 ± 0.535	< 0.01

P-values were determined by Mann–Whitney test.