Volume 35, Issue 1
  • ISSN: 0002-9637
  • E-ISSN: 1476-1645



, infected with spotted fever group rickettsiae, parasitized 8 of 70 raccoons captured in Newtown, Connecticut. The spotted fever agent, , was isolated and identified from 4 adult and from 1 nymphal removed from raccoons. This verifies the presence of this etiologic agent in ticks in an area where 6 people had clinical signs and symptoms of Rocky Mountain spotted fever (RMSF) and antibodies to . These are the first isolations of from in southern New England and the first identified rickettsiae from . No rickettsiae were isolated from or was recovered in Vero cell culture from a collected in East Haddam, Connecticut where RMSF is not known to be prevalent.


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