frequency of group a rotavirus in diarrhoeic calves in brazilian cattle herds, 1998-2002.the frequency of group a bovine rotavirus (gpa brv) in calves from 1998 to 2002 was determined by the polyacrylamide gel electrophoresis technique in 2177 faecal samples, of which 1898 samples were diarrhoeic and 279 were of normal consistency (control group) that were collected from asymptomatic calves for comparative purposes. the animals were from beef and dairy cattle herds (n = 321) from 158 counties in seven states (paraná, são paulo, minas gerais, mato grosso do sul, mato grosso, goiás an ...200617265766
rotavirus and adenovirus in rondônia.acute gastroenteritis is one of the most common diseases in humans worldwide. viral gastroenteritis is a global problem in infants and young children. in this study the incidence of diarrhea was assessed in 877 hospitalized children under five years old, over a period of 24 months and distributed in 470 cases of diarrhea and 407 age-matched group with other pathologies, as control group. two antigen detection techniques based on enzyme immunoassay (eia) and latex particles were used for detectio ...200717710298
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