Fig. 4

PCA and differential expression analysis results overview. a), c), e) and g) PCA representation of the samples collected from the roots or leaves after the first and the second week of treatment, respectively. Red, green, blue and purple colors correspond to CS, RG, RM and SC, respectively. Circles and triangles represent control and drought treatment, respectively. b), d), f) and h) Venn diagrams of the DEGs between drought and control vines. The color code used to differentiate the genotype is identical to that used for the PCAs