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Nanotweezers Unlock Anticancer Drug Secrets

The annoying bulges of an overwound telephone cord that shorten its reach and limit a caller`s motion help explain why drugs called camptothecins are so effective in killing cancer cells, according to investigators led by Mary-Ann Bjornsti, Ph.D., at St. Jude Children`s Research Hospital, and Nynke Dekker, Ph.D., at Delft Technology University.