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Study of flavonoids in preparations registered in the Czech Republic.
Relovská, Magdalena ; Spilková, Jiřina (advisor) ; Kašparová, Marie (referee)
The flavonoids are compouns of the plant origin. They have a signifficant importance for the plants. They entice pollinaters, protect the plants against ultraviolet radiation a free radicals. The flavonoids are compound derived from phenylchroman. The basic structure is formed from 2-phenylchroman. If the phenyl is located in the position 3, they are named isoflavans and if it is located in the position 4, they are named neoflavans. The flavonoids were, are and still will studied from the point of their properties and effects and their probable using in the prevention and treatment of some diseases. In the present time they are used for their venopreventative effects. They are the components of food supplements, but also of the registrated drugs that are used in phlebology, respective they are combined with proteolytic enzymes. The results of the many studies show, that flavonoids have many various effects to live organism. They have signifficant antioxidant activity, have antivirotic, antibacterial and antimycotic activity, they act as antiinflammatory agents, have antiallergic effect, could decrease the blood pressure and the cholesterol level, act as inhibitors of many enzymes, have antimutagenic and anticancer effects. We also have information, that they have antidiabetic, antiadipogenic and...
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