{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,4]],"date-time":"2026-05-04T13:05:01Z","timestamp":1777899901279,"version":"3.51.4"},"reference-count":0,"publisher":"S. Karger AG","license":[{"start":{"date-parts":[[2009,7,24]],"date-time":"2009-07-24T00:00:00Z","timestamp":1248393600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/karger.com\/pages\/terms-and-conditions"},{"start":{"date-parts":[[2009,7,24]],"date-time":"2009-07-24T00:00:00Z","timestamp":1248393600000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/karger.com\/pages\/terms-and-conditions"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Int Arch Allergy Appl Imm"],"abstract":"<jats:p>Approximately 6% of the dry organic dust from pigeon coops was extracted in the form of soluble, nondialyzable components. These pigeon dropping extracts contain a number of stable protein and glycoprotein antigens together with pigments and other components that cause nonspecific precipitation of normal and immune sera. Based on their migration in immunoelectrophoresis, the antigens have been designated PDE&lt;sub&gt;B, 1, 2, 3 &lt;\/sub&gt;or &lt;sub&gt;4.&lt;\/sub&gt;<\/jats:p>","DOI":"10.1159\/000231755","type":"journal-article","created":{"date-parts":[[2009,7,28]],"date-time":"2009-07-28T02:24:43Z","timestamp":1248747883000},"page":"214-221","source":"Crossref","is-referenced-by-count":7,"title":["The Antigens of Pigeon Breeder\u2019s Disease"],"prefix":"10.1159","author":[{"given":"Walter W.","family":"Fredricks","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Thomas H.","family":"Tebo","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"127","published-online":{"date-parts":[[2009,7,24]]},"container-title":["International Archives of Allergy and Applied Immunology"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/www.karger.com\/Article\/Pdf\/231755","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/karger.com\/article-pdf\/doi\/10.1159\/000231755","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2026,5,1]],"date-time":"2026-05-01T10:17:44Z","timestamp":1777630664000},"score":1,"resource":{"primary":{"URL":"https:\/\/karger.com\/article\/doi\/10.1159\/000231755"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2009,7,24]]},"references-count":0,"URL":"https:\/\/doi.org\/10.1159\/000231755","archive":["Portico"],"relation":{},"ISSN":["0020-5915","2571-6662"],"issn-type":[{"value":"0020-5915","type":"print"},{"value":"2571-6662","type":"electronic"}],"subject":[],"published":{"date-parts":[[2009,7,24]]}}}