2.2. Experimental designs
2.2.1. Time course of U uptake and distribution
The tobacco plants were cultivated in the Hoagland hydroponic
medium containing UO2(NO3)2 (Lachema n.p., Brno, Czech Republic)
in the concentration 0.1mM and 0.5mM. Samples for uranium uptake
determination were harvested after 2, 4, 8 or 16 days of cultivation.