Figure 2: Segregation of the marker Xwmc497291 in the heterozygous F2 population. Individual F2 plants amplifying the specific bands: Lanes 1, 3, 5, 6, 10, 13, 16, 18, 20, 21, 22, 24: heterozygous resistance, Lanes 2, 4, 8, 9, 11, 14, 17, 23: homozygous susceptibility, Lanes 7, 12, 15, 19: homozygous resistance; M: 100-bp DNA ladder.