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Fig. 4 | BMC Genomics

Fig. 4

From: Low impact of polyploidization on the transcriptome of synthetic allohexaploid wheat

Fig. 4

Homoeolog bias and parental legacy. a: A ternary plot for Lx109-C1 (leaves). Homoeologs contributing < 0.167 and > 0.666 to the total triad expression are regarded as biased and their triads are divided into several categories. b: A ternary plot for the combined parents Langdon and Ae. tauschii-109 (leaves), showing similar yet slightly higher levels of homoeolog bias compared to their allohexaploid derivative. c: A scatter plot showing the contributions of individual homoeologs to triad expression in the Lx109-C1 synthetic and its parents. d: A ternary plot showing only the triads that changed their position (above a 0.3 eigen distance cut-off) as a result of polyploidization. The coloured dots show the triad position in the Lx109-C1 synthetic, and the change in respect to the parents is indicated with the arrows. Grey-coloured arrows indicate that the original triad was balanced, while grey-coloured dots indicate that the new triad position is balanced. Changes that do not involve unbalanced positions, and triads that became activated/inactivated in the synthetic are not shown

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