a PCR analysis of transgenic rice events showing nptII gene fragment (575 bp); Lanes 1 pCAMBIA2201 plasmid DNA, lanes 2: untransformed negative control, lane 3: Blank (water control), lane: 4 to 19 different transgenic events, and lane 20; 1 kb DNA ladder.b PCR analysis of transgenic rice events showing gus gene fragment (478 bp); Lanes 1: pCAMBIA2201 plasmid DNA, lane 2: untransformed negative control, lane 3: Blank (water control), lane 4 to 19 different transgenic events, and lane 20: 1 kb DNA ladder.