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Is Preclinical Alzheimer’s Disease a Business Product?

By Carousel Slider, Commentary
Amyloid PET scan The LA Times recently published a fairly negative appraisal of the construct of preclinical Alzheimer’s disease (AD). The article described the recent effort by an international committee to update diagnostic criteria that date back to 1984, updated in 2011 and again in 2018. The most recent updates have been presented at meetings and published online and have indeed been the source of debate and disagreement in the field. But the LA Times article goes quite a bit further, essentially asking if one particular aspect of the criteria—the definition of preclinical AD—exists mainly to benefit pharmaceutical and medical…
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Biogen terminates phase 4 efficacy study of aducanumab

By Carousel Slider, In the News
Jessica Rinaldi/The Boston Globe Biogen, the maker of aducanumab has announced that it will terminate the Phase 4 trial required by the FDA for aducanumab, the monoclonal antibody against beta amyloid that received accelerated approval in 2021. The company is also halting production of the compound and relinquishing ownership rights to the original developer, Neurimmune. Accelerated approval was based on the demonstration in multiple studies that treatment with aducanumab could lower brain amyloid in people with Alzheimer’s disease. But two Phase 3 trials gave contrasting results about aducanumab’s efficacy, preventing the FDA from granting full clinical approval for the medication.…
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New Alzheimer’s drugs bring hope. But not equally for all patients.

By Carousel Slider, In the News
The medications have not been widely tested in Black people with the disease, underscoring stark — and persistent — disparities Robert Williford, 67, receives a dose of Leqembi at Abington Neurological Associates in Abington, Pa. (Hannah Yoon for The Washington Post) ABINGTON, Pa. — Wrapped in a purple blanket, Robert Williford settles into a quiet corner of a bustling neurology clinic, an IV line delivering a colorless liquid into his left arm. The 67-year-old, who has early Alzheimer’s disease, is getting his initial dose of Leqembi. The drug is the first to clearly slow the fatal neurodegenerative ailment that afflicts 6.7…
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Studies on negative impacts of sleep deprivation continue to sleep on Blacks

By Carousel Slider, In the News
Black people know intrinsically about the myriad of life areas negatively impacted by the fact that the myth of white supremacy is baked into the foundations of all American institutions. But one area that doesn’t get enough attention is how racism robs Blacks of one of nature’s most powerful healing agents – sleep. Blacks have disproportionately higher rates of sleep disorders (sleep apnea, insomnia, more light and less deep sleep, delayed onset, more daytime sleepiness, and shorter sleep duration) compared to any other racial and ethnic groups in the U.S. These disparities are compounded by the fact that they contribute…
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Sound waves get Alzheimer’s drug past brain barrier, small study shows

By Carousel Slider, In the News
Scientists in an MRI control area plan a focused ultrasound treatment at West Virginia University's Rockefeller Neuroscience Institute. (Victor Finomore/WVU Rockefeller Neuroscience Institute/AP) In the first study of its kind in humans, researchers have discovered that it is safe to use sound waves fired into specific areas of the brain to open a protective barrier and clear the way for Alzheimer’s medications. The study, reported in the New England Journal of Medicine, involved just three patients, but it raises hope about the long-term potential of the treatment strategy known as focused ultrasound. Joshua Grill, professor of psychiatry and human behavior…
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Strategies and habits for a longer, healthier life

By Carousel Slider, In the News
93 colored candles on a cake are being lit. (Getty Images) TAMPA (BLOOM) – Join us as we explore strategies—from mindful living to emerging technologies—and discover how every choice can lead to a longer and healthier life. Welcome to the science of aging, where the pursuit of health and happiness is the entire goal. Lifestyle Habits for Longevity Avoiding Harmful Substances In the pursuit of a longer, healthier life, steering clear of harmful substances is an obvious decision. Dr. Claudia Kawas, a distinguished neurologist at the University of California, Irvine, sounds the alarm on two major culprits: smoking and excessive alcohol…
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Celebrating What’s Right With Aging: Inside the Minds of Super Agers

By Carousel Slider, In the News
Some people in their 80s and 90s show shockingly little decline in their brainpower. Scientists are beginning to understand what makes them different and how the rest of us might benefit Mark Ross Studio / Getty You can find Vernon Smith hard at work at his computer by 7:30 each morning, cranking out 10 solid hours of writing and researching every day. His job is incredibly demanding — he is currently on the faculty of both the business and law schools at Chapman University. But the hard work pays off: Smith’s research is consistently ranked as the most-cited work produced…
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Researchers testing out drug for Alzheimer’s prevention

By Carousel Slider, In the News
More than 6 million Americans have Alzheimer's disease, and the CDC expects that number to double in the next three decades. Photo by: Manuel Balce Ceneta / AP The first drug fully approved by the FDA for Alzheimer’s has been on the market for 10 months. Now, researchers are looking at testing it to prevent Alzheimer's. A shot that could one day prevent Alzheimer's disease — that’s the potential future for lecanemab, or Leqembi. Researchers are studying to see if the drug can prevent the disease. "We hope make breakthroughs in discoveries that change our ability to help people in their…
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