Friday, June 18, 2004

Free radicals -- 1

It is fashionable now to blame free radicals for all deadly sins, since it has been proved that their formation in the organism is connected with different illnesses and aging. On the one hand, it is true: the radicals act as "terrorists" and can harm a sensitive biochemical system through oxidizing lipids, damaging membranes, and destroying DNA and proteins

It is common knowledge that radiation and salts of cadmium cause the formation of free radicals and their mutagenic activity is based on this effect. Garlic extract captures these free radicals and the researchers believe that the protective effect of garlic in this case is connected exactly with this property.
The garlic extract protects our DNA from damages and in addition the reparation of what it could not save proceeds much faster than in normal conditions. Taking into consideration the possible level of pollution not only in big cities but also in places situated far from the civilization garlic should be treated with much more respect.

Free radicals, including active forms of oxygen, which easily oxidize proteins, lipids and other biologically important molecules. Free radical reactions are self-regulated: they speed up in case of a stress or an infection.Highly reactive forms of oxygen are continuously produced in the organism .
Scientist Voeikov and his colleagues believe that it is necessary to revise the general opinion about antioxidants, which are considered now as a remedy for all diseases. They are undoubtedly helpful in cases of some illnesses, though in dozes modulating oxidation processes, but not suppressing them completely. Otherwise, metabolism will be just brought to a halt.

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