<prompt> ROTA virus is diagnosed by -IgM specific antibody in stoolELISA demonstrates antibody in stoolImmunoflorescene antigen in stoolCulture of rotavirus  <response>: for demonstration of the virus in stools are simple and and are sensitive.IgM andIgG antibodies can be demonstrated in the blood of infected children REF:ANANTHANARYANAN TEXT BOOK OF MICROBIOLOGY 9EDITION PGNO.561 