A human atypical rotavirus found in an Ecuador infant with diarrhea.

The antigenic diversity of rotaviruses: Significance to epidemiology and vaccine strategies

“…However, viruses with typical rotavirus m o r p h o l o g y when examined by electron microscopy, but lacMng the c o m m o n group antigen have now been detect,ed in several different species, including m a n (13,14,15,17,24,28,51,68,69,70,78,83). In 1983 Pedley et al c o m p a r e d three rotaviruses, a rotavirus with the c o m m o n group antigen and two atypical viruses all isolated in pigs.…”