| cryptococcus neoformans in bird excreta in the city zoo of cali, colombia. | the presence of cryptococcus neoformans was studied in bird excreta and in the air circulating in and around bird cages in the city zoo of cali, colombia, between august 1994 and april 1995, using a sunflower seed agar culture medium for fungus isolation. a total of 380 samples was studied, 110 from droppings and 270 from petri dishes placed inside (148) and outside (122) the cages. c. neoformans var neoformans was found in only two cases, one from bird excreta (0.9%) and the other from air insi ... | 1999 | 11040862 |