NCIt definition : A species of anaerobic, Gram-negative, rod shaped bacteria assigned to the phylum
Bacteroidetes. This species is nonmotile, non-sporeforming, hydrolyzes starch and
esculin, resistant to penicillin, indole negative, and reduces resazurin, but not
neutral red or nitrate. B. vulgatus is found in the human intestinal tract, but can
be pathogenic.;
Alternative definition : CDISC: Any bacterial organism that can be assigned to the species Bacteroides vulgatus.;