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To What Extent Are Genetic Variation and Personal Health Linked?

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Science  01 Jul 2005:
Vol. 309, Issue 5731, pp. 81
DOI: 10.1126/science.309.5731.81

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Summary

Gene variants have been linked to elevated risks for disorders from Alzheimer's disease to breast cancer, creating hope that personalized medicine might be feasible. But digging up the DNA responsible--if in fact DNA is responsible--and converting that knowledge into gene tests that doctors can use remains a formidable challenge.