Fig. 5

The relative expression folds of each gene determined by qPCR in blood orange along the course of fruit development. a Cs5g09220, acid invertase, relative expression folds during fruit development, b Cs6g15900, glutathione S-transferase, relative expression folds during fruit development, c Cs9g11190, chalcone synthase, relative expression folds during fruit development, d Cs3g25090, dihydroflavonol 4-reductase, relative expression folds during fruit development, e Cs6g17570, MYB type transcription factor, relative expression folds during fruit development, f Cs5g31400, bHLH type transcription factor, relative expression folds during fruit development, g Cs9g04810, WD40 repeat transcription factor, relative expression folds during fruit development, h Cs6g01290, ATP-citrate synthase, relative expression folds during fruit development