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Restriction analysis of Ala(-9)Val polymorphism in the SOD2 gene. Lanes 2–14: 13 samples after digestion with BshT1; lanes 2, 3, 5, 8, and 10, Ala/Ala genotype; lanes 4, 7, 9, 12, and 14, Ala/Val genotype; lanes 6, 11, and 13, Val/Val genotype. Lanes 1 and 15: molecular weight DNA marker φX174/HinfI; 100-, 82- and 60-bp DNA fragments are shown.
