| pulmonary pneumocystosis in nonhuman primates. | pulmonary infection with pneumocystis carinii was detected in two aged owl monkeys (aotus trivirgatus) and two young chimpanzees (pan troglodytes). the clinical histories of the owl monkeys were similar and included progressive weight loss, anorexia, failure to thrive, and death. one of the owl monkeys had no concurrent disease, whereas the other had been experimentally inoculated with treponema pallidum 44 months before death. in both chimpanzees, an underlying myeloproliferative malignant neop ... | 1976 | 814879 |