Heterologous microarray experiments allow the identification of the early events associated with potato tuber cold sweetening

Table 4 Flavonoid- and anthocyanin-related genes.

Probeset ID	Potato best match and annotation	Avg. signal 17°C	Avg. signal 4°C	Fold change	adj. P.Val
Les.3649.1.S1_at	TA30979_4113 Chalcone synthase 2 (Solanum tuberosum)	6.96	3965.21	576.52	0.00128
Les.3650.1.S1_at	TA30759_4113 Chalcone synthase 1B (Solanum tuberosum)	15.17	2835.03	221.07	0.00391
LesAffx.68320.1.S1_at	TA41264_4113 Putative chalcone isomerase 4 (Glycine max)	6.97	1028.68	146.95	0.00128
Les.4271.1.S1_at	TA24485_4113 Phenylalanine ammonia-lyase (Capsicum chinense)	18.27	1845.22	103.86	0.00182
Les.2988.1.S1_at	TA25065_4113 Cinnamic acid 4-hydroxylase (Capsicum annuum)	84.47	1601.26	18.92	0.00182
Les.4412.1.A1_at	TA26173_4113 Leucoanthocyanidin dioxygenase 2, putative; 51024–52213 (Arabidopsis thaliana)	10.95	133.78	12.19	0.00209

Signals are the averages of two biological replicates (avg. signal) for both control (17°C) and cold stress (4 days at 4°C) and fold changes represent the ratios of stress to control average signals. Further details are as described in Table 2.

ISSN: 1471-2164