The results indicated that, under salt stress, P. euphratica could compartment the redundant salt ions into the vacuole to reduce the ion concentration in cytosol and alleviated ion toxicity.

• 这些结果说明：胡杨细胞在盐胁迫下，可通过离子区隔化将细胞质中过多的盐离子隔离在液泡中，以降低细胞质中盐离子的浓度，减小盐离子对细胞质的毒害作用；