Published in AIDS Weekly, September 12th, 2005
According to a recently published report from Mexico, "To measure HIV-1 RNA concentration requires venous extraction of blood, use of RNAase-free materials, and transport in a cold chain, which makes difficult the management of samples in developing countries.
"We evaluated the utility of the determination of HIV-1 RNA concentration in blood samples dried on filter paper (DBS) and subjected to different conditions, as contrasted with determination in plasma. HIV-1 RNA concentration was determined in HIV-infected patients in DBS and in plasma samples."
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