Figure 1From: RNA interference-based gene silencing of phytoene synthase impairs growth, carotenoids, and plastid phenotype in Oncidium hybrid orchidDiagrammatic illustration of RNAi-based construct for silencing phytoene synthase in Oncidium hybrid. hptII: hygromycin phosphotransferase II, Intron GUS: intron fragment of β-glucuronidase, LB/RB: left/right border of T-DNA, 35S: Cauliflower Mosaic virus 35S promoter, PSY: phytoene Synthase.Back to article page