TTGE profiles representing the bifidobacterial diversity of fecal samples from two healthy volunteers (A and B) before and after AMC exposure.

<p>1:day-12; 2:day-6; 3:day 0; 4:day 5; 5:day 8; 6:day 12; 7:day 19; 8:day 26; 9:day 33; 10:day 64. a, b, d, e, f, a′: <i>B. adolescentis</i>; c, g: <i>B. bifidum</i>; b′: <i>B. pseudocatenulatum</i>; c′: <i>B. longum</i>; d′: <i>B. dentium</i>; e′: <i>B. breve</i>; f′: <i>B. pseudolongum</i>; g′: <i>B. animalis</i> subsp. <i>lactis</i>.