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    RAPID DETECTION OF ROTAVIRUS AND CORONAVIRUS IN ALPACA CRIAS (VICUGNA PACOS) WITH DIARRHEA IN THE CUSCO REGION, PERU

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    La diarrea es una de las causas m谩s importantes de mortalidad en cr铆as de alpacas, por lo que la definici贸n de pat贸genos asociados a la diarrea de cr铆as cobra una importancia especial para formular medidas de control efectivas. Muestras de heces colectadas de cr铆as con diarrea aguda y contenidos intestinales de cr铆as muertas fueron examinadas por presencia de ant铆genos de rotavirus o coronavirus mediante pruebas inmunocromatogr谩ficas r谩pidas. Tres de 14 muestras de heces de alpaca fueron positivas a rotavirus mientras que los contenidos intestinales fueron negativos. Cinco de 14 muestras de heces resultaron positivas a coronavirus mientras que ning煤n contenido intestinal fue positivo. Estos resultados sugieren que rotavirus y coronavirus est谩n asociados con una proporci贸n de casos de diarrea en cr铆as de alpacas pero no descartan la posibilidad de co-infecci贸n con otros pat贸genos. La prevalencia de estos virus y el impacto causado requieren investigaci贸n adicional.Diarrhea is one of the leading causes of alpaca cria mortality in Peru and elsewhere. Defining infectious pathogens involved in morbidity and mortality from diarrhea in crias is of significant importance for its appropriate control. This study reports the detection of rotavirus and coronavirus antigens in feces collected from crias with acute diarrhea and intestinal contents from dead crias. The fecal samples were screened for rotavirus or coronavirus antigens by rapid immunochromatographic methods. Three of the 14 fecal samples were positive for rotavirus antigen while the intestinal contents were all negative. Five of 14 fecal samples were positive for coronavirus and all the intestinal contents were negative. These results suggest that both rotavirus and coronavirus are associated with a proportion of cases of diarrhea in crias but do not rule out the possibility of co-infection with other pathogens. The actual prevalence and impact of these two viruses requires further investigation
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