A pill to beat fear?Nature - the world's best science and medicine on your desktopdoi:10.1038/news060327-4Michael HopkinNature
The human positive transcription elongation factor P-TEFb is composed of two subunits, cyclin T1 (hCycT1) and CDK9, and is involved in transcriptional regulation of cellular genes as well as human immunodeficiency virus type 1 (HIV-1) mRNA. Replication of HIV-1 requires the Tat protein, ...