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| | Tim Hunt (Site not responding. Last check: 2007-11-03) |
 | | Dr Hunt, who works at the Imperial Cancer Research Fund Laboratories outside London, shared the Nobel Prize with fellow Briton, Paul Nurse, and American, Leland Hartwell, for his part in the successful international effort to crack the secrets of the cell cycle. |
 | | Tim Hunt discovered that passage through the checkpoints requires cyclins, novel proteins that are synthesised just before each checkpoint and destroyed immediately after it has been passed. |
 | | Dr Hunt's visit and lecture are cosponsored by the Leeds Philosophical and Literary Society. |
| www.leeds.ac.uk /media/cyclin.htm (326 words) |
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