Abstract
Merck’s commitment to the development of antivirals and vaccines for the treatment/prevention of human immunodeficiency virus (HIV) infection began in 1986 with the formation of an AIDS Task Force. This committee examined the HIV replication cycle to determine which targets had the greatest potential to be exploited for therapeutic intervention. Teams were then formed around each target to develop a better understanding of their biology as well as to devise screening assays for identification of leads. This mechanism-based approach toward drug development was chosen over a cell culture screening approach for many reasons. First, by understanding the molecular aspects of a target, novel sites for inhibition may become evident. Second, excellent inhibitors may be missed in a cell culture assay owing to irrelevant chemical properties (i.e., chemical instability of a compound during incubation, or inability of a compound to cross the cell membrane). Finally, the cell culture screening approach was not used in an effort to reduce the chance exposure of lab personnel to HIV infection.
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Goldman, M.E. (1993). Discovery and Development of 2-Pyridinone HIV-1 Reverse Transcriptase Inhibitors. In: Adams, J., Merluzzi, V.J. (eds) The Search for Antiviral Drugs. Birkhäuser, Boston, MA. https://doi.org/10.1007/978-1-4899-6718-3_5
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DOI: https://doi.org/10.1007/978-1-4899-6718-3_5
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