| urban pigeons (columba livia) as a potential source of pathogenic yeasts: a focus on antifungal susceptibility of cryptococcus strains in northeast brazil. | to investigate pigeons as a potential source of pathogenic yeast species, 47 samples of pigeon droppings and 322 samples from pigeon cloacae were evaluated. the samples were also collected from trees located near the pigeon habitats, in the city of fortaleza, ceará, northeast brazil. in addition, we evaluated the in vitro antifungal susceptibility of these environmental cryptococcus strains to amphotericin b, azoles and caspofungin. c. neoformans var. neoformans (n = 10), c. laurentii (n = 3), c ... | 2010 | 19847668 |