A group of microorganisms are present concurrently in high concentrations in the vaginas of
women with bacterial vaginosis. The major members of the group are Gardnerella vaginalis,
anaerobic gram-negative rods belonging to the genera Prevotella, Porphyromonas and
Bacteroides, Peptostreptococcus species, Mycoplasma hominis, Ureaplasma urealyticum,
and often Mobiluncus species. Facultative species of Lactobacillus are present in lower
concentrations and are less prevalent in bacterial vaginosis than in women with a normal …