purpurea (AppliChem, Darmstadt, Germany) and a glycoalkaloid-enriched extract prepared from potato sprouts were taken as positive controls. In brief, 10–20 μL of sample/control was applied as 7 mm bands on 20 × 10 cm silica gel 60 plates with the ATS4
purpurea (AppliChem,Darmstadt, Germany) and a glycoalkaloid-enriched extract preparedfrom potato sprouts were taken as positive controls. In brief, 10–20 μLof sample/control was applied as 7 mm bands on 20 × 10 cm silica gel60 plates with the ATS4