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New immobilized metal ion affinity chromatography (IMAC) matrices containing a high concentration of metal-chelate moieties and completely coated with inert flexible and hydrophilic dextrans are here(More)
Using an especially-designed facility, the Mode Stirred Reverberation Chamber, we exposed tomato plants (Lycopersicon esculentum Mill. VFN8) to low level (900 MHz, 5 V m−1) electromagnetic fields for(More)
The nucleotide sequence of both the bgaA gene, coding for a thermostable beta-galactosidase of Thermus sp. strain T2, and its flanking regions was determined. The deduced amino acid sequence of the(More)