Fig. 7

Carotenogenesis in P. tricornutum with the heatmap showing the gene expression changes during the two-stage treatment. DXS 1-deoxy-D-xylulose 5-phosphate synthase, DXR 1-deoxy-D-xylulose 5-phosphate reductoisomerase, ISPD 2-C-methyl-D-erythritol 4-phosphate cytidylyltransferase, CMK 4-diphosphocytidyl-2-C-methyl-D-erythritol kinase, ISPF 2-C-methyl-D-erythritol 2,4-cyclodiphosphate synthase, HDS 4-hydroxy-3-methylbut-2-en-1-yl diphosphate synthase, AACT acetoacetyl-CoA thiolase, HCS hydroxymethylglutaryl-CoA synthase, HCR HMG-CoA reductase, MK mevalonate-5-kinase, MPK phosphomevalonate kinase, MPPD mevalonate-5-pyrophosphate decarboxylase, IPPI Isopentenyl-diphosphate Delta-isomerase, GPPS geranyl diphosphate synthase, FPPS farnesyl diphosphate synthase, GGPPS geranylgeranyl diphosphate synthase, PSY phytoene synthase, PDS phytoene desaturase, ZDS Zeta-carotene desaturase, ZISO Zeta-carotene isomerase, CRTISO carotenoid isomerase, LCYb lycopene beta cyclase, CYP97A cytochrome P450 beta hydroxylase, ZEP zeaxanthin epoxidase, VDE violaxanthin de-epoxidase, VDL violaxanthin de-epoxidase like, VDR violaxanthin de-epoxidase-related