Publications

[importance and distribution of serological findings of ornithosis-psittacosis in semi-domestic pigeons].	ornithosis-psittacosis is a widely distributed disease in birds throughout the world. a serological study by the complement-fixation test and a few isolation of chlamyqia were performed on feral pigeon population of antwerpen city. the incidence of positive cases in antwerpen averages 58.51 %. for each serum, a serological index (s. i.) was calculated with regard to the intensity of immunological response in different dilutions: s. i. seems to suggest an endemic status of the disease in antwerpe ...	1977	579614
immunoblotting, elisa and culture evidence for chlamydiaceae in sows on 258 belgian farms.	the prevalence of chlamydiaceae infections on 258 closed pig breeding farms in belgium was examined. for this purpose, 258 farms were randomly selected in the provinces west-vlaanderen (44%), oost-vlaanderen (20%), antwerpen (10%) and vlaams-brabant (6%). of all farms examined, 96.5% were positive for chlamydia-specific antibodies in elisa and most were moderately to strongly positive. elisa results revealed only 9 (3.5%) sero-negative farms. none of the elisa negative sera reacted in immunoblot ...	2004	15019112