Table 2. Summary of all taxa with a minimum average relative abundance of 0.5%, and breakdown of the bifidobacteria by species according to the Bif-TRFLP/BLIR data.

Taxa	Average Abundance (%)
g_Bifidobacterium; s_All	44.0
s_breve	16.3
s_longum subsp. longum	8.3
s_pseudocatenulatum	8.1
s_bifidum	4.2
s_Unknown	3.5
s_adolescentis	1.7
s_bifidum/pseudocatenulatum	1.0
s_longum subsp. infantis	0.8
s_animalis	0.1
f_Enterobacteriaceae; g_	13.5
g_Streptococcus	11.6
g_Enterococcus	7.6
g_Lactobacillus	5.6
g_Bacteroides	3.1
f_Planococcaceae; g_	1.8
g_Staphylococcus	1.8
g_Rothia	0.8
g_Clostridium	0.7
g_Blautia	0.7
f_Enterobacteriaceae; Other	0.5
Total	91.9