Fig. 4From: The impact of genome evolution on the allotetraploid Nicotiana rustica – an intriguing story of enhanced alkaloid productionExpression of genes and key regulators of the alkaloid pathway. Log10 transformed FPKM gene expression values were used for the heatmap. LL: lower leaf, UL: upper leaf, RO: root, FL: flower, GH_1: greenhouse pre-flowering, FI: field pre-flowering, and GH_2: greenhouse floweringBack to article page