Fig. 6

Expression of D10G1008 and D13G2037 in long- and short-fiber cultivars of upland cotton. a Transcript profiles of promising genes for TM-1 fibers at 10, 15 and 20 DPA. b Phenotypic effect values of the dynamic fiber length in two long-fiber and two short-fiber cotton varieties. c Expression levels of D10G1008 at four developmental stages of fiber. d Expression levels of D13G2037 at four developmental stages of fiber. * and ** indicate significant differences at p = 0.05 and 0.01, respectively