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Understanding Cancer Series

  • Posted: 01/28/2005
  • Reviewed: 09/01/2006

Slide 24


Disease-Linked Genes

The scientists look for altered regions of the human genome--known DNA segments containing disease-linked mutations-- that are consistently inherited by persons with the disease and are not found in relatives who are disease free. Researchers use this information and tools from the Human Genome Project to zero in on the exact location of the altered gene or genes and characterize the specific base changes.

Disease-Linked Genes