{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,12,18]],"date-time":"2025-12-18T14:21:54Z","timestamp":1766067714743,"version":"3.41.2"},"reference-count":58,"publisher":"Frontiers Media SA","license":[{"start":{"date-parts":[[2023,4,26]],"date-time":"2023-04-26T00:00:00Z","timestamp":1682467200000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["frontiersin.org"],"crossmark-restriction":true},"short-container-title":["Front. Vet. Sci."],"abstract":"<jats:sec><jats:title>Background<\/jats:title><jats:p>Bovine besnoitiosis is an emerging disease caused by the protozoa <jats:italic>Besnoitia besnoiti<\/jats:italic> that can have a serious economic impact on affected farms. The fact that there is no effective vaccine nor treatment, along with the lack of consistent epidemiologic data, renders the implementation of preventive medicine and control strategies much harder.<\/jats:p><\/jats:sec><jats:sec><jats:title>Objectives<\/jats:title><jats:p>A cross-sectional serological assessment was performed to better understand the distribution and prevalence of this parasite in a large beef cattle farm in Portugal and to establish some epidemiological characteristics of besnoitiosis.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>A random blood sampling of 450 animals from a farm that keeps around 2,000 cattle head was performed and sera were submitted to an indirect immunofluorescent antibody test (IFAT). Data on breed, age, sex, and birthplace of the tested animals and their mothers were recorded.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The overall prevalence of positive animals was 16.89%, with significant differences between under 1-year-old calves (4.8%) and adults (19.67%). A higher antibody prevalence was shown in animals 1\u20132 years and &amp;gt;7 years old, in Salers breed and in cows imported from France or whose mothers had come from this country. Calves under 1 year old and crossbreed animals with ancestry born in the current farm presented the lowest antibody prevalence.<\/jats:p><\/jats:sec><jats:sec><jats:title>Discussion and conclusions<\/jats:title><jats:p>The most significant risk factors revealed were age (&amp;gt;7 years old) and breed (Salers). Genetic studies should be carried out in order to confirm whether indeed there is a breed susceptibility to bovine besnoitiosis. We suggest that similar studies should be performed across southern Europe to establish strong epidemiologic data that would allow a rigorous transnational control program to be launched.<\/jats:p><\/jats:sec>","DOI":"10.3389\/fvets.2023.1158235","type":"journal-article","created":{"date-parts":[[2023,4,26]],"date-time":"2023-04-26T05:25:27Z","timestamp":1682486727000},"update-policy":"https:\/\/doi.org\/10.3389\/crossmark-policy","source":"Crossref","is-referenced-by-count":8,"title":["Epidemiological characteristics of bovine besnoitiosis (Besnoitia besnoiti) in a beef cattle farm: a cross-sectional serological assessment"],"prefix":"10.3389","volume":"10","author":[{"given":"Joana","family":"Coelho","sequence":"first","affiliation":[]},{"given":"Joana","family":"Domingues","sequence":"additional","affiliation":[]},{"given":"Helga","family":"Waap","sequence":"additional","affiliation":[]},{"given":"George","family":"Stilwell","sequence":"additional","affiliation":[]}],"member":"1965","published-online":{"date-parts":[[2023,4,26]]},"reference":[{"key":"B1","doi-asserted-by":"publisher","first-page":"15","DOI":"10.2903\/j.efsa.2010.1499","article-title":"Bovine besnoitiosis: An emerging disease in Europe","volume":"8","year":"2010","journal-title":"EFSA J"},{"key":"B2","doi-asserted-by":"publisher","first-page":"1406","DOI":"10.1017\/S0031182014000262","article-title":"A review on bovine besnoitiosis: A disease with economic impact in herd health management, caused by Besnoitia besnoiti (Franco and Borges)","volume":"141","author":"Cortes","year":"2014","journal-title":"Parasitol."},{"key":"B3","doi-asserted-by":"publisher","first-page":"113","DOI":"10.1186\/s13071-020-3959-9","article-title":"Vascular wall injury and inflammation are key pathogenic mechanisms responsible for early testicular degeneration during acute besnoitiosis in bulls","volume":"13","author":"Gonz\u00e1lez-Barrio","year":"2020","journal-title":"Parasit Vectors."},{"key":"B4","doi-asserted-by":"publisher","first-page":"861","DOI":"10.1007\/s00436-008-1267-y","article-title":"Another African disease in Central Europa: Besnoitiosis of cattle. 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