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Overall, 26.2% of the birds (602\/2,300) were positive for\n                    <jats:italic>Chlamydia<\/jats:italic>\n                    spp. and five\n                    <jats:italic>Chlamydia<\/jats:italic>\n                    spp. were identified. While occasional detection of\n                    <jats:italic>C. suis<\/jats:italic>\n                    and\n                    <jats:italic>C. muridarum<\/jats:italic>\n                    in poultry is reported here for the first time, the predominant chlamydial agent was\n                    <jats:italic>C<\/jats:italic>\n                    .\n                    <jats:italic>gallinacea<\/jats:italic>\n                    representing 63.8% of all positives (384\/602) and 81.2% of positive chickens (359\/442). Analysis of the\n                    <jats:italic>C. gallinacea ompA<\/jats:italic>\n                    phylogeny revealed at least 13 well segregated variants (serovars). Seven-month monitoring of\n                    <jats:italic>C. gallinacea<\/jats:italic>\n                    -infected chickens indicated that the infection was persistent.\n                    <jats:italic>C. gallinacea<\/jats:italic>\n                    -infected chickens remained without overt clinical disease, but showed body weight gains significantly reduced by 6.5\u201311.4% beginning in week 3 post-infection. This study indicates that\n                    <jats:italic>C. gallinacea<\/jats:italic>\n                    is the endemic chlamydial species in chickens, whereas\n                    <jats:italic>C. psittaci<\/jats:italic>\n                    dominates only in pigeons. Further studies are required to address the specific conditions under which\n                    <jats:italic>C. gallinacea<\/jats:italic>\n                    could act as an avian pathogen and possibly also a zoonotic agent.\n                  <\/jats:p>","DOI":"10.1038\/srep19638","type":"journal-article","created":{"date-parts":[[2016,1,18]],"date-time":"2016-01-18T07:11:49Z","timestamp":1453101109000},"update-policy":"https:\/\/doi.org\/10.1007\/springer_crossmark_policy","source":"Crossref","is-referenced-by-count":81,"title":["Chlamydia gallinacea, not C. psittaci, is the endemic chlamydial species in chicken (Gallus gallus)"],"prefix":"10.1038","volume":"6","author":[{"given":"Weina","family":"Guo","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jing","family":"Li","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bernhard","family":"Kaltenboeck","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jiansen","family":"Gong","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Weixing","family":"Fan","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Chengming","family":"Wang","sequence":"additional","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"297","published-online":{"date-parts":[[2016,1,18]]},"reference":[{"key":"BFsrep19638_CR1","doi-asserted-by":"publisher","first-page":"1240","DOI":"10.1016\/j.meegid.2009.08.005","volume":"9","author":"K Laroucau","year":"2009","unstructured":"Laroucau, K. et al. 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