The Astrocytes Cells Retaliate in Alzheimer's

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Amyloid is excreted by all neurons, but rates increase with aging and dramatically accelerate in Alzheimer's. Astrocytes, which deliver blood, oxygen and nutrients to neurons in addition to hauling off some of their garbage, get activated and inflamed by excessive amyloid.

Now researchers have shown another way astrocytes respond is by packaging the lipid ceramide with the protein PAR-4, which independently can do damage but together are a more "deadly duo," said Dr. Erhard Bieberich, biochemist at the Medical College of Georgia at Georgia Health Sciences University.

"If the neuron makes something toxic and dumps it at your door, what would you do?" said Bieberich, corresponding author of the study published in the Journal of Biological Chemistry. "You would probably do something to defend yourself." Continue to read: sciencedaily.com

Read more here: http://www.bnd.com/2012/02/07/2047945/obama-to-seek-more-alzheimers.html#storylink=cpy

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Optimal vitamin-D linked to lower heart disease death

People with the metabolic syndrome may be at a lower risk of dying from cardiovascular disease if they have optimal vitamin D levels, suggests new data from Europe. Read more: nutraingredients.com

Беларусь ТВ

Posted YVN (AMYLOID @ PHOTO).