Figure 2From: Cerebrospinal fluid HIV-1 RNA, intrathecal immunoactivation, and drug concentrations after treatment with a combination of saquinavir, nelfinavir, and two nucleoside analogues: the M61022 studyPlasma unbound and CSF total concentrations as a function of time since last intake of antiretroviral drugs: (a) saquinavir, (b) nelfinavir.Back to article page