[Anti-rubella antibodies in pregnant women in Niamey (Niger)].

A total of 345 serum samples from pregnant Nigerian women were tested for the presence of anti-rubella antibodies. A technique of inhibition of haemagglutination was used and 40 or more was considered as a positive titer. Rubella antibodies were found in 244 (70.

[Evolution of the seroprevalence of HIV-1 and HIV-2 infections in the national hospital of Niamey, Niger].

For 25,368 serologies examined in the biological laboratory of National Hospital of Niamey, Niger, from March 1987 to May 1990, the authors studied seroprevalence HIV1, HIV2 and HIV1 + HIV2 during this periode in the different groups studied: Blood donors, in women patients of child bearing age, pregnant women, prostitutes, prisoners and during systematic visits. It appears there is a tendancy of an increase in HIV1, a decrease in HIV2 and relative stability for the two profiles together.