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This is 2% agarose gel picture showing polymerase chain reaction-restriction fragment length polymorphism products of p53 gene codon 72 polymorphism; Lane 1, 2, and 6 show heterozygous arginine/proline genotype (296, 169 and 127 bp bands); Lane 3 and 5 show homozyggous proline genotype (296 bp band); Lane 4 show homozygous arginine genotype (169, 127 bp bands); whereas Lane M shows a 100 bp ladder
