Another 13 families around the country have a similar "genetic fingerprint," Neklason said, but have not yet been definitely linked to the English couple with whom the mutation likely originated. "Knowing one has the condition can be life-saving ... Not only are affected individuals at greater risk than the general population as they grow older, but precancerous polyps are often found in mutation carriers in their late teens, and colon cancer has been diagnosed in individuals in their 20s." The Utah family in the study has more than 7,000 descendants spanning nine generations recorded in the Utah Population Database (UPDB), a shared resource for genetics research housed at the Huntsman Cancer Institute. Full Article at Salt Lake Tribune