Figure 3From: Allelic variation of soybean flower color gene W4 encoding dihydroflavonol 4-reductase 2HPLC chromatogram of dihydroflavonols extracted from flower petals of a soybean cultivar Clark and T369. A total of 200 mg of banner petals was extracted with 2 ml of MeOH. Eluents: MeCN/H2O/H3BO3 (22:78:0.2). Flow-rate: 1.0 ml/min. Injection: 10 μl. Detection: 290 nm. D1, aromadendrin 3-O-glucoside; D2 and D3, unidentified dihydroflavonols.Back to article page