| comparison of human rotaviruses isolated in mexico city and in santiago, chile, by electrophoretic migration of their double-stranded ribonucleic acid genome segments. | during the period october to december 1979, rotaviruses were obtained from infants and young children hospitalized with acute gastroenteritis in mexico city and were compared by analysis of the migration of their double-stranded ribonucleic acid (rna) genome segments in gel electrophoresis. comparison of the results of this analysis and of those of similar studies carried out in 1977 and 1978 showed that the two rotavirus electropherotypes designated 2s and 21 have been continuously present and ... | 1980 | 6254887 |