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VacciMonitor ; 24(3)2015. tab
Artigo em Espanhol | CUMED | ID: cum-63028

RESUMO

El parvovirus canino tipo 2 (VPC-2) es el agente causal de una enfermedad infecto-contagiosa que produce gastroenteritis aguda hemorrágica que afecta a caninos jóvenes. El VPC-2 es un virus con genoma ADN, pequeño, desnudo y muy resistente a las condiciones ambientales que emergió y se expandió rápidamente a fines de la década de los años 70. En los años 80 surgieron consecutivamente dos variantes antigénicas, denominadas VPC-2a y VPC-2b. En el 2000 se detectó una nueva variante antigénica llamada VPC-2c, reportándose con frecuencia en comunidades caninas de varios países del mundo. El objetivo de este trabajo consistió en caracterizar un aislamiento cubano de parvovirus canino, atenuado y adaptado a cultivo celular. El material genético fue amplificado por reacción en cadena de la polimerasa y secuenciado posteriormente. Las secuencias obtenidas fueron analizadas y comparadas con secuencias de aislados y cepas conocidas depositadas en las bases de datos, donde se evidenció que el aislamiento cubano era del tipo VPC-2(AU)


The type 2 canine parvovirus (CPV-2) is the causal agent of an infected-contagious disease that produces a hemorrhagic and acute gastroenteritis that affects young canines. The CPV-2 is a virus with a small, naked DNA genome, very resistant to the environmental conditions that emerged and expanded fast at the end of the 70´s decade. In the 1980, two antigenic variants of CPV-2 emerged almost simultaneously. They were called CPV-2a and CPV-2b. In the 2000, a new antigenic variant was detected. It was called CPV-2c, and was frequently reported in canine communities in some countries worldwide. The objective of this work is to characterize a Cuban isolation of canine parvovirus attenuated and adapted to cellular cultivation. The genetic material was amplified by polymerase chain reaction and sequencing later. The obtained sequences were analyzed and compared with sequences of well-known strains placed in the data base where it was evidenced that the Cuban isolation was of CPV-2 type(AU)


Assuntos
Animais , Cães , Infecções por Parvoviridae , Gastroenterite/complicações , Reação em Cadeia da Polimerase/métodos
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