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Drug Development

Paclitaxel efficacy enhanced by novel compound 73R

Published in Drug Week, April 28th, 2006

A novel agent dubbed 73R enhances the efficacy of paclitaxel in a murine cancer model.

In a paper published in the Journal of Medicinal Chemistry, scientists in Illinois described the "development of a rationally designed potentiator of cancer chemotherapy, via inhibition of Bcl-XL function."

"Lead compounds generated by NMR screening and directed parallel synthesis displayed sub-microM binding but were strongly deactivated in the presence of serum," noted M.D. Wendt and coauthors at Abbott Laboratories. "The dominant component of serum deactivation was identified as domain III of human serum albumin (HSA)."

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