| evaluation of polymerase chain reaction and dot blot hybridisation tests in the diagnosis of pigeon circovirus infections. | polymerase chain reaction (pcr) and dot blot hybridisation (dbh) tests for detecting pigeon circovirus (picv) dna were developed and evaluated using tissue samples obtained from diseased and clinically normal pigeons, which originated in belgium and northern ireland. when pcr product was visually detected, the limit of detection of the pcr test was 31 fg, while that of the dbh was 1.6p g. for evaluation purposes, the results of the pcr and dbh tests, performed with dnas extracted from samples of ... | 2002 | 12223158 |