For Zenabo Nikieme, a Burkinabé woman who has been HIV-positive since 2000, the future once again offers a glimmer of hope. Last year it was a very different story -- something that prompted her to pen an open letter to Burkina Faso's Minister of Health. "I'm an HIV-positive widow and I have three children," wrote the 35-year-old fruit vendor from the capital of Ouagadougou, who was advised to begin taking anti-retroviral drugs (ARVs).