Restriction endonuclease analysis of DNA from two isolates of Chlamydia psittaci obtained from human abortions.

Restriction endonuclease analysis of DNA from two isolates of Chlamydia psittaci obtained from human abortions Together, clinical, epidemiological, and serological studies have provided considerable evidence that Chlamydia psinaci of ovine origin may infect and cause abortion in pregnant women.'In 1985 the first recovery of C psittaci from placental and fetal tissues was reported.The isolate was shown to have serological and cultural properties similar to ovine abortion strains2 but could not unequivocally be shown to be of ovine origin. Patients, methods, and resultsCase I-The circumstances surrounding the patient's abortion have been reported.2A chlamydial cell culture of the original isolate in McCoy cells was