Tuesday, September 4, 2012

Fish oil helps to preserve vision in old age



Loss of vision due to aging, can potentially be prevented one of the omega-3 fatty acids contained in fish oil and has very sophisticated name: dokosa-geksaenovaya acid (DHA). A recent study published in the scientific peer-reviewed journal "Research ophthalmology and science of vision", showed that the experimental mice receiving dietary DHA does not accumulate toxins that cause age-related retinal. Thus, using this discovery, can prevent senile blindness.

Professor Yves Owls (Yves Sauve) and colleagues from the University of Alberta's Faculty of Medicine & Dentistry, said: "Our findings may have very broad therapeutic applications. With age, as a rule, the amount of toxins in the retina, which causes degeneration of her doubles. But when we conducted laboratory experiments on mice, no increase in toxins were noted. This study - absolutely unique, never before proposing that the diet based on DHA can produce a similar effect. "

Researchers do not rest on our laurels. Currently, they are studying the problem of age-related macular degeneration (AMD). It is, in fact, the main cause of vision loss and those aged over 50. Scientists study the blood of people with AMD in the presence of DHA-markers to answer the main question: whether people with certain genetic markers, to better respond to more DHA in their diet than the other, and what are the causes and mechanisms underlying this phenomenon.

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