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Northern blot of FRE-transformed lines of tobacco. A, Probed with FRE1. Lane 1, NI-1; lane 2, FRE1-A; lane 3, FRE1-B; lane 4, FRE1-C; lane 5, FRE1+2-A; and lane 6, wild type. B, Probed with FRE2. Lane 1, NI-2; lane 2, FRE2-A; lane 3, FRE2-B; lane 4, FRE2-C; lane 5, FRE1+2-A; and lane 6, wild type. RNA marker sizes (kilobases) are indicated at the right of each gel.
