Guanghua Wang, Xiaowei Gong, Fuying Zheng, Xiaoan Cao, Guozhen Lin, Changqing Qiu, Jizhang Zhou, Isolation of Chlamydophila psittaci from Laying Hens in China, Veterinary Research, Volume 3,Issue 3, 2010, Pages 43-45, ISSN 1993-5412, vr.2010.43.45, (https://makhillpublications.co/view-article.php?doi=vr.2010.43.45) Abstract: Twenty six hens which were suspected to suffer from chlamydiosis were detected with Indirect Hemagglutination test (IHA) and twelve sera samples of them were positive. The C. psittaci was isolated from yolk sac of embryonated eggs. The MOMP gene of C. psittaci was amplified with PCR and a strand of 1170 bp was got. Keywords: IHA;laying hen;Chlamydia psittaci;Isolation;PCR;MOMP gene