Fig. 1.
Intracellular ROS production (a) in HP cells during co-cultivation with Agrobacterium. Control HP cells without bacteria (HP), HP cells co-cultivated with A. tumefaciens (HP + AT), HP cells co-cultivated with A. rhizogenes (HP + AR) and control A. tumefaciens without HP cells (AT). Northern-blot analysis (b) of PAL gene expression in HP cells after A. tumefaciens inoculation