... aquatic plants, and many higher plants and their cell cultures (Inouhe 2005). In addition,overexpression of PCS genes effici ently increases the Cd-tolerance in plants aswell as in yeast and bacteria. ... adecline in the cytokinin content (Veselov et al. 2003) may indirectly indicateincreased expression of Group 1 sulfate transporters. Sulfate transporters fromHeavy Metal Bindings and Their Interactions ... by metals in plants. Toxicology177:6 7–8 0Salt DE, Prince RC, Baker AJM, Raskin I, Pickering IJ (1999) Zinc ligands in the metalhyperaccumulator Thlaspi caerulescens as determined using X-ray...