Sentences with phrase «bacteroides fragilis»

Simplicef is a kind of broad - spectrum antibiotic that provides ample antimicrobial action against most members of the Gram negative and Gram positive species of bacteria except Pseudomonas aeruginosa, Bacteroides fragilis, and Enterococcus species.

Structural analysis of arabinose -5-phosphate isomerase from Bacteroides fragilis and functional implications.

The obligately anaerobic bacterium Bacteroides fragilis, an opportunistic pathogen and inhabitant of the normal human colonic microbiota, exhibits considerable within - strain phase and antigenic variation of surface components.

Together, Escherichia coli and Bacteroides fragilis cause DNA damage that could lead to cancer - causing mutations, although this hasn't been seen in people yet.

The team injected different strains of Bacteroides fragilis, the species of gut - dwelling bacteria (pictured here), into mice that lacked their own microbes.

Dennis Kasper at Harvard Medical School and his colleagues found that mice inoculated with Bacteroides fragilis — a human gut bug that produces a molecule called PSA — were able to fend off colitis provoked by the pathogenic bacterium Helicobacter hepaticus.