Fig. 1From: Identification of new heading date determinants in wheat 5B chromosomeExpression of VRN-1 homoeoalleles in CS and CS-5Bdic. RT-PCR products were amplified with primers specific for each homoeoallele (see Methods). The length of the PCR products is given above the picture in base pairs. Leaf stages are indicated at the left of the panelBack to article page