Figure 6From: HIV-1 Vpr activates the G2 checkpoint through manipulation of the ubiquitin proteasome systemChanges in Cdt1 protein level are not associated with Vpr expression. Cells were transduced pHR-VPR or mock-transduced, and at 48 hours post-transduction, lysed and assayed for Cdt1 levels by WB.Back to article page