{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,1]],"date-time":"2026-10-01T14:05:03Z","timestamp":1790863503450,"version":"4.1.0"},"reference-count":25,"publisher":"Wiley","issue":"20","license":[{"start":{"date-parts":[[1999,5,15]],"date-time":"1999-05-15T00:00:00Z","timestamp":926726400000},"content-version":"vor","delay-in-days":14,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"funder":[{"DOI":"10.13039\/501100006050","name":"Consejo Interinstitucional de Ciencia y Tecnolog\u00eda","doi-asserted-by":"publisher","award":["95\u20101013"],"award-info":[{"award-number":["95\u20101013"]}],"id":[{"id":"10.13039\/501100006050","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Veterinary Record"],"published-print":{"date-parts":[[1999,5]]},"abstract":"<jats:p>\n                    Forty yearling\n                    <jats:italic>Brucella\u2010free<\/jats:italic>\n                    ewes were inoculated with\n                    <jats:italic>Brucella ovis<\/jats:italic>\n                    by the conjunctival route in mid or late first pregnancy. Only a few ewes excreted\n                    <jats:italic>B ovis<\/jats:italic>\n                    during pregnancy and gave birth to stillborn lambs, but most of them excreted the organism at lambing or during lactation. One of the 11 lambs which were born alive but died before they were weaned was found to be infected postmortem. In contrast, none of the 46 surviving lambs which were reared in isolation until adulthood, was found to be infected. At weaning, the 40 ewes were mated again with five\n                    <jats:italic>Brucella\u2010free<\/jats:italic>\n                    rams. Although many of the ewes excreted\n                    <jats:italic>B ovis<\/jats:italic>\n                    , none of the rams was found to be infected when necropsied after mating. Most of the ewes that became pregnant, all having excreted\n                    <jats:italic>B ovis<\/jats:italic>\n                    during their first pregnancy, cleared the infection during the second pregnancy. However, three remained persistently infected and excreted\n                    <jats:italic>B ovis<\/jats:italic>\n                    in their milk throughout the second lactation. None of the lambs born to these three ewes was found to be infected when necropsied at weaning.\n                  <\/jats:p>","DOI":"10.1136\/vr.144.20.555","type":"journal-article","created":{"date-parts":[[2010,10,5]],"date-time":"2010-10-05T02:05:51Z","timestamp":1286244351000},"page":"555-558","source":"Crossref","is-referenced-by-count":24,"title":["Experimental\n                    <i>Brucella ovis<\/i>\n                    infection in pregnant ewes"],"prefix":"10.1002","volume":"144","author":[{"given":"M. J.","family":"Grill\u00f3","sequence":"first","affiliation":[{"name":"Unidad de Sanidad Animal Servicio de Investigaci\u00f3n Agraria Diputaci\u00f3n General de Arag\u00f3n Ap 727 50080 Zaragoza Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M.","family":"Mar\u00edn","sequence":"additional","affiliation":[{"name":"Unidad de Sanidad Animal Servicio de Investigaci\u00f3n Agraria Diputaci\u00f3n General de Arag\u00f3n Ap 727 50080 Zaragoza Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"M.","family":"Barber\u00e1n","sequence":"additional","affiliation":[{"name":"Unidad de Sanidad Animal Servicio de Investigaci\u00f3n Agraria Diputaci\u00f3n General de Arag\u00f3n Ap 727 50080 Zaragoza Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"J. M.","family":"Blasco","sequence":"additional","affiliation":[{"name":"Unidad de Sanidad Animal Servicio de Investigaci\u00f3n Agraria Diputaci\u00f3n General de Arag\u00f3n Ap 727 50080 Zaragoza Spain"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[1999,5,15]]},"reference":[{"key":"e_1_2_6_2_1","volume-title":"Techniques for the Brucellosis Laboratory","author":"ALTON G. G.","year":"1988"},{"key":"e_1_2_6_3_1","first-page":"352","volume-title":"Animal Brucellosis","author":"BLASCO J. M.","year":"1990"},{"key":"e_1_2_6_4_1","doi-asserted-by":"crossref","first-page":"10","DOI":"10.1080\/00480169.1955.33172","article-title":"Observations on the transmission of Brucella infection in sheep","author":"BUDDLE M. 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