Time course of changes in expression of the boron transporter gene and ATR1 paralogs in response to the indicated chemical stressors, 0.32 mM H2O2, 1.5 mM diamide, 1 mM menadione, and 2.5 mM dithiothreitol (DTT), and to the indicated stress conditions, amino acid starvation, nitrogen depletion, and stationary phase.