Experimental Yersinia enterocolitica placentitis in sheep.

  title={Experimental Yersinia enterocolitica placentitis in sheep.},
  author={Michael J. Corbel and Brian J. Ellis and Charles Richardson and Ray Bradley},
  journal={The British veterinary journal},
  volume={148 4},
A strain of Yersinia enterocolitica of O serogroup 6,30 isolated from the liver of an aborted ovine fetus was inoculated intravenously into a group of pregnant ewes at about 90 days gestation and produced placentitis with abortion or delivery of infected lambs about 50 days later. Y. enterocolitica of the same serogroup was recovered from the necrotic placental cotyledons and most other fetal tissues and could be isolated from vaginal discharges of the ewes for a least 2 weeks after abortion… CONTINUE READING