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PIN1 in pp2aa1 Is Not Translocated on Low Concentrations of Brefeldin.
Five-day-old seedlings treated for 48 h before being fixed and processed for immunostaining with an anti-PIN1 antibody. Images are single confocal sections, representative of two separate experiments, with eight to ten roots imaged per treatment in each experiment. Arrowheads illustrate PIN1 polarity. Bar = 10 μm.
