Science news articles about 'transmission of aids'

The HIV drug tenofovir may prevent AIDS transmission when applied rectally as a gel, according to results from a macaque study published in PLoS Medicine. Rectal exposure to HIV carries a particularly ...

The role of gay sex in the transmission of AIDS in Africa has been long ignored, say the authors of a new study.

... Disheartened by the failures of vaccines and microbicides in blocking HIV transmission, some AIDS researchers are now touting a third possibility: using existing HIV drugs prophylactically.