Fig. 1

Differentially expressed transcripts in the roots of 7-day-old seedlings grown under 23 °C/ 4 °C in association with +P / -P condition. A Venn plot of up regulated genes. B Venn plot of down-regulated genes by Pi deficiency and 4 °C. C Expression patterns of all transcripts that were differentially expressed in our analysis. D Expression patterns of differentially expressed transcription factors