Article Text

Bovine leptospirosis: infection by the Hebdomadis serogroup and mastitis
  1. WA Ellis,
  2. JJ O'Brien,
  3. JK Pearson and
  4. DS Collins


An outbreak of mastitis involving approximately 70 out of 140 cows over a two-month period is described. Common mastitis pathogens were not incriminated. Leptospires belonging to the Hebdomadis serogroup were isolated from the milk of three out of five cows and the blood of two of those cows.

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