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Medicine

Pharmacogenomics of Warfarin and VKORC1/CYP2C9 Variants

Quick fact

Genetic variants in the VKORC1 and CYP2C9 genes can change a patient's required warfarin dose by up to 10-fold, and testing for them can help predict safe starting doses.

Why this is interesting

Why does the same dose of a common blood thinner work perfectly for one person but cause bleeding in another? The answer lies in your DNA.