[Electropherotypes of rotavirus in children with and without gastroenteritis]. / Electroferótipos de rotavirus em crianças com e sem quadros de gastroenterite.

It was defined the electropherotypes of rotavirus identified in stools of a groups (named "case") of 500 children with diarrhea, ranging in age from 0 to 12 months. A group (named "control") of 500 children of the same age group, without diarrhea or respiratory infections, were evaluated. Human rotavirus was detected in 14.8% of the children with diarrhea. Of the positive samples 5 had the "short" and 11 the "long" electropherotype. In the control group rotavirus was detected in 0.8% of children and all the three positive samples had "long" electropherotype.

Definicao de soros padroes brasileiros para a pesquisa de anticorpos contra a rubeola. / Definition of Brazilian Standard sera for titration of rubella antibodies

Definem-se dois soros padroes brasileiros para a conversao dos titulos inibidores da hemaglutinacao para a rubeola em Unidades Internacionais, usando um soro padrao ingles, com vistas a uniformizacao dos resultados e sua comparabilidade, entre diferentes laboratorios