prevalence of pigeon circovirus infections in feral pigeons in ljubljana, slovenia. | pigeon circovirus (picv) was detected by real-time pcr in cloacal swabs, pharyngeal swabs, and serum samples taken from 74 feral pigeons (columba livia var. domestica) that were caught at various locations in the city of ljubljana, slovenia. picv infections were detected in the majority of the tested birds. the highest (74.3%) detection rate was observed in the cloacal swabs and the lowest (31.1%) in serum samples. picv dna was more readily detected in the cloacal swabs, pharyngeal swabs, and se ... | 2012 | 22856208 |