M=1 Kb Plus DNA Ladder (Invitrogen); a1: 400, 350, 250, 200 bp; a2: 450, 350, 250, 150 bp; a3: 600, 300, 200, 100 bp; a4: 600, 350, 250 bp; a5: 600, 400, 200 bp.
Figure 4: DNA profile of restriction pattern of ARDRA with AluI.