Table 1. Changes in the activity of starch metabolism enzymes in 35-DAF tomato fruits of the wild type and NTRC-RNAi lines.

Results are the mean with se from six biological replicates.Statistical analysis used ANOVA with Dunnett’s test (*P < 0.05, compared to the wild type). FW, fresh weight.

Enzymes	Wild Type	RNAi-2	RNAi-26	RNAi-33
Soluble starch synthase (nmol min−1 mg−1 protein)	44.8 ± 4.2	16.8 ± 2.6*	11.4 ± 3.3*	18.6 ± 6.2*
Granule-bound starch synthase (pmol min−1 mg−1 FW)	2.9 ± 0.2	2.0 ± 0.1*	2.0 ± 0.1*	2.4 ± 0.2
Starch phosphorylase (nmol min−1 mg−1 protein)	49.6 ± 10.9	76.5 ± 18.3	30.7 ± 4.2	40.0 ± 11.3
Starch hydrolases (μmol min−1 mg−1 protein)	2.4 ± 0.4	2.3 ± 0.7	1.1 ± 0.2	1.0 ± 0.4