Effects of NPA application to the pedicel on transcript levels of genes of GA biosynthesis and inactivation in unpollinated ovaries. A, SlCPS. B, SlGA20ox1, -2, -3, and -4. C, GA3ox1 and -2. D, SlGA2ox1, -2, -3, -4, and -5. NPA was applied in lanolin (1.5 mg g−1) to the pedicel at day 0, and ovaries were collected 10 and 20 d later. −, Control; +, ovaries treated with NPA. The values are means of three biological replicates ± se.