Figure 2 From:Cloning and expression analysis of cDNAs corresponding to genes activated in cucumber showing systemic acquired resistance after BTH treatment Local acquired resistance induced by 10 μM or 50 μM BTH.Four-week-old cucumber plants (with two true fully expanded leaves) were sprayed with H2O, 10 μM BTH, 50 μM BTH or left untreated. The second true leaf was infected withC. lagenarium5 days later. Plants were photographed 2 weeks postinoculation. Back to article page