Alzheimer’s protein in blood indicates early brain changes

Two decades or more before symptoms arise, plaques of a sticky protein called amyloid begin forming in the brains of people later diagnosed with Alzheimer’s disease. Researchers at Washington University School of Medicine in St. Louis have shown that levels of a specific protein in the blood rise as amyloid plaques form in the brain.…

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Solving a DNA mystery

«A watched pot never boils,» as the saying goes, but that was not the case for UC Santa Barbara researchers watching a «pot» of liquids formed from DNA. In fact, the opposite happened. With research partners at the Ludwig-Maximilians University (LMU), in Munich, Germany, the team’s findings appear in the Proceedings of the National Academy…

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Casting a wider net to catch more cases of pulmonary hypertension

Using information from a national database, investigators took an evidence-based approach to defining the lower limit of pulmonary vascular resistance This new lower parameter can capture more patients who have pulmonary hypertension and are at risk for death or hospitalization When most people think of high blood pressure, they think of being tested with…

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New blood test shows great promise in the diagnosis of Alzheimer’s disease

A new blood test demonstrated remarkable promise in discriminating between persons with and without Alzheimer’s disease and in persons at known genetic risk may be able to detect the disease as early as 20 years before the onset of cognitive impairment, according to a large international study published today in the Journal of the American…

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Your brain on birth control

They are used by 150 million women worldwide and have been around for over 60 years. Oral contraceptives — like birth control pills — are part of many women’s lives, often starting during puberty and early adolescence. Do they have any impact on brain health? A uOttawa team of researchers has been investigating the question.…

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Medicaid-covered mothers have less say in birthing experience: BU study

Giving birth in the United States is a radically different experience based on race and income, illustrated most brutally by the Black and Indigenous maternal mortality crisis. Now, a new study from the Boston University School of Public Health (BUSPH) and the National Partnership for Women & Families finds insurance type itself also plays a…

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Calcium and vitamin D nutrient deficiencies lead to higher risk for osteoporosis

Pharmavite LLC, the makers of Nature Made vitamins, minerals and supplements, announced the publication of a research article in the journal PLoS ONE, which examines inadequate nutrient intake and its relationship to poor bone health, specifically risk of osteoporosis. The research was a cross sectional analysis of the U.S population [from National Health and Nutrition…

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Urban Explorers Give Modern Ruins a Second Life

For Jake Williams, nothing means success like wrack and ruin. Mr. Williams had studied business marketing in college before withdrawing and pursuing a full-time career as an urban explorer, researching and telling the stories of abandoned properties. He films his excursions and, as the producer of Bright Sun Films, shares them on YouTube. The subjects…

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‘Challenge Accepted’ on Instagram: Black and White Selfies for Women

Over the past several days, many Instagram feeds have been overrun with black-and-white images of women both famous and not. These photographs are often posed and filtered, taken from flattering angles and accompanied by benign captions about “supporting women.” “Love this simple way to lift each other up. #challengeaccepted. Thank you for nominating me @vanessabryant,”…

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Moderna and Pfizer Begin Late-Stage Coronavirus Vaccine Trials

The first large study of the safety and effectiveness of a coronavirus vaccine in the United States began on Monday morning, according to the National Institutes of Health and the biotech company Moderna, which collaborated to develop the vaccine. A volunteer in Savannah, Ga., received the first shot at 6:45 a.m., Dr. Anthony S. Fauci,…

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