| prevalence of baylisascaris procyonis in raccoons (procyon lotor) in portland, oregon, usa. | we investigated the prevalence of baylisascaris procyonis in raccoons living in the metropolitan area of portland, oregon, usa, in order to assess the potential public health risk involved in the transmission of b. procyonis to humans and companion animals. sixty-nine euthanized raccoons were collected from portland wildlife-control agencies. infection with b. procyonis was determined through the harvesting of adult worms from raccoon intestines during necropsy and by fecal analysis using modifi ... | 2009 | 19204331 |