Bacteroides spp

From Cow
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Bacteroides melaninogenicus (formerly known as Prevotella melaninogenica is part of the normal bovine oral and vaginal flora.

In cattle, they are an infrequent anaerobic gram negative bacilli recovered from anaerobic infections of the respiratory and urogenital tract. They are responsible for causing puerperal metritis.

In cows immunised with oral strains of Prevotella spp, improvements in oral passive immunization in calves has been recorded[1].

References

  1. Takahashi N et al (1992) Immunoglobulins in milk from cows immunized with oral strains of Actinomyces, Prevotella, Porphyromonas, and Fusobacterium. J Dent Res 71(8):1509-1515