Manchester, Benefits grapes and other fruits in blue and purple in preventing senile to have been studied scientifically. Recent studies reveal how it works, ie by binding to toxic metals in the brain.
Toxins are compounds that form hydroxyl radicals from iron that is not tied to perfection. In the brain, the accumulation of these compounds cause cell damage and memepercepat emergence of one of the degenerative disease dementia.
To neutralize the toxic effects caused, requires iron-binding compounds called chelator. These compounds will bind and detoxify iron so they no longer harm brain cells.
One source of chelator is easily found in everyday foods are fruits and vegetables, especially the blue or purple. Green tea, grapes and blueberries are examples of foods with a high content of chelator.
A professor from the University of Manchester, Douglas Kell revealed that in a recent study. Her findings were published in the journal Archives of Toxicology, which was published recently.
Quoted from the Telegraph, on Thursday (09/12/2010), toxic metals are not perfect it is bound not only speed up dementia risk. According to Prof Kell, these toxins also trigger a variety of other generative diseases that can affect any body part.
Previously thought, the benefits of wine in preventing dementia is the effect of antioxidant content in it. This allegation also denied by Prof Kell, because antioxidants will not be much use for toxic metals in the form of unrestricted perfect.
source: (http://www.detikhealth.com/read/2010/12/09/090208/1512758/766/anggur-mampu-mengikat-racun-logam-di-otak)