Figure 6From: Physiological and molecular characterization of aluminum resistance in Medicago truncatulaMeasurement of cell death by Evans blue uptake in M. truncatula root apices. Relative Evans blue uptake (OD600 for Al treated root tips/OD600 for control (-Al) root tips) in root tips of M. truncatula lines T32 and S70 grown in 0 μM and 2.5 μM Al solutions for 12, 24, 48 and 72 h.Back to article page