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...answer that question, scientists must first understand what causes Alzheimer's, and right now they have only intriguing clues. The most popular hypothesis holds that the disease process starts when a protein called beta amyloid accumulates outside nerve cells, forming the deposits known as plaques. Among other things, plaques appear to impair the ability of neurons to absorb glucose from the bloodstream, generating an energy crisis inside the cell. A competing hypothesis maintains that Alzheimer's begins not with beta amyloid but with a protein called tau. Abnormal variants of this protein, say scientists, clutter the interiors of neurons with...

Author: /time Magazine | Title: GIFT OF LOVE | 3/24/1997 | See Source »

...gene involved in making beta amyloid, it is well established, have high rates of Alzheimer's, which lends weight to the beta amyloid theory. But many more people, observes Duke University neurologist Dr. Allen Roses, carry an Alzheimer's-susceptibility gene known as Apo-E4, which produces a protein that appears to affect tau. Individuals who carry two copies of this gene, Roses has shown, have an elevated risk of developing Alzheimer's before age 70. And if they suffer a stroke, warns another report published in last week's J.A.M.A., they are more likely to develop full-blown dementia...

Author: /time Magazine | Title: GIFT OF LOVE | 3/24/1997 | See Source »

...parlor in San Francisco that served the sort of fresh-fruit drinks sometimes called smoothies, and I noticed that the add-ins you could get in your smoothie (most of them for an extra 50[cents]), were listed as follows: "spirulina, bee pollen, brewer's yeast, calcium, ginseng, lecithin, protein powder mix, vitamins & minerals, and wheat germ." In Kansas City, people would pay a lot more than 50[cents] to have any of those things removed from whatever they were eating and replaced with Betty Lucas' chicken batter...

Author: /time Magazine | Title: PRIDE OF THE PUDGY | 3/24/1997 | See Source »

...recipe for dinner the evening you attend the Hasty Pudding Show: lots of protein. Lots of drink. And lots of helium. Because if you are feeling silly, the Pudding's silliness will make you feel vindicated. But if you are feeling serious, as last year's outgoing editorial chair appeared to be when he wrote this review, you will run away screaming, never to return...

Author: By Sarah J. Schaffer, | Title: Drinks Before, Not After | 3/11/1997 | See Source »

Both strains initiate their entrance and corruption of the immune system via the same entrance--CD4 receptors. CD4 is a protein located on the cellular membrane of T cells (disease fighting white blood cells which identify invaders...

Author: By Ayanna A. Lonian, | Title: HMS Faculty Isolate Secondary Strain of HIV | 3/5/1997 | See Source »

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