Figure 6. Agarose gel analysis of DNA extracted from leaves of different olive cultivars and amplified with primers 1 and 2 for the 296 bp trait containing the SNPs in position 60 and 198 bp of the actin gene. O, Ogliarola leccese; C, Canino; Mix, mixture of 50% Ogliarola leccese and 50% Canino; F, Frantoio; B, blank. Ladder of 50 bp is shown on both sides.