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Electrophoresis of rs4848320 C>T polymorphism fragments. The C allele was digested by PstI and produced a 195 bp fragment and presumed 27 bp fragment not visible on agarose gel, while the T allele remained undigested (222 bp). M: DNA marker; lanes 1 and 6: CT; lanes 2 and 5: TT; lanes 3 and 4: CC.
