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Promising Alzheimer's Drug Approved for Late-Stage Trials
from USA Today
An experimental drug for Alzheimer's disease patients showed promise in Phase II clinical trials and is moving into final-stage trials, Wyeth and Elan, the makers of bapineuzumab, announced Tuesday.
Bapineuzumab is designed to fight beta amyloid, a toxic protein that clumps together in the brains of Alzheimer's patients.
In the early studies, conducted around the USA, 240 people with early- to moderate-stage Alzheimer's disease were either assigned bapineuzumab or a placebo. Researchers reported that non-carriers of a gene considered to be a risk factor for Alzheimer's disease, called ApoE4, showed "clinically meaningful benefits" in a battery of tests used to track the progression of Alzheimer's disease.
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VIDEO: How Hair Ice Grows
In 2013, American Scientist featured an article on odd ice formations on plant stems, including these curling ribbons of ice. One of the types of ice discussed in the article was hair ice—long, thin strands of ice that grow under quite specific conditions. The only problem is that a new study shows the theory put forth at the time—that gas pressure pushes the water out—isn’t correct... (click the link above to read more).
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