Month: <span>August 2022</span>

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A new low-calorie sweetener could also improve gut health, study shows
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A new low-calorie sweetener could also improve gut health, study shows

From the wide variety of sodas, candies and baked goods that are sold worldwide, it’s clear that people love their sweet treats. But consuming too much white table sugar or artificial sweetener can lead to health issues.  In the search for a better sweetener, researchers in ACS’ Journal of Agricultural and Food Chemistry now report a low-calorie...

Multiple sclerosis drug works in a surprising way
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Multiple sclerosis drug works in a surprising way

Drugs called interferon betas are common treatments for multiple sclerosis (MS), reducing relapses and slowing motor function decline. Interferon beta, a protein known to contain a zinc binding pocket, is thought to reduce proinflammatory molecules and even increase production of anti-inflammatory species in MS patients.  But researchers now report in ACS Chemical Neuroscience that the molecule reduces the...

Engineers fabricate a chip-free, wireless electronic “skin”
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Engineers fabricate a chip-free, wireless electronic “skin”

MASSACHUSETTS INSTITUTE OF TECHNOLOGY IMAGE: MIT ENGINEERS FABRICATED A CHIP-FREE, WIRELESS ELECTRONIC “SKIN.” THE DEVICE SENSES AND WIRELESSLY TRANSMITS SIGNALS RELATED TO PULSE, SWEAT, AND ULTRAVIOLET EXPOSURE, WITHOUT BULKY CHIPS OR BATTERIES. CREDIT: COURTESY OF THE RESEARCHERS CAMBRIDGE, MA — Wearable sensors are ubiquitous thanks to wireless technology that enables a person’s glucose concentrations, blood...

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Study identifies new dementia risk genes through novel testing approach

UNIVERSITY OF CALIFORNIA – LOS ANGELES HEALTH SCIENCES LOS ANGELES – A new UCLA-led study has identified multiple new risk genes for Alzheimer’s disease and a rare, related brain disorder called progressive supranuclear palsy (PSP) by using a combination of new testing methods allowing for mass screening of genetic variants in a single experiment.   The study,...

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Glycoprotein GPNMB is a possible biomarker for Parkinson’s Disease risk

AMERICAN ASSOCIATION FOR THE ADVANCEMENT OF SCIENCE (AAAS) Computational, cell biological, and human tissue-based studies establish GPNMB as a risk gene and potential therapeutic target for Parkinson’s Disease (PD), researchers report. PD is a debilitating progressive neurodegenerative brain disorder that affects millions of people worldwide. Diagnosis of the disease often relies on the presence of motor control...

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60 new autism genes identified

COLUMBIA UNIVERSITY IRVING MEDICAL CENTER AUG. 18, 2022–A new study led by Columbia researchers has uncovered 60 genes linked to autism spectrum disorder (ASD) that may provide important clues to the causes of autism across the full spectrum of the disorder. “Overall, the genes we found may represent a different class of genes that are...

Study: Opioid drug tolerance develops from interplay of key gene and cholesterol
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Study: Opioid drug tolerance develops from interplay of key gene and cholesterol

by Stacey DeLoye,  University of Florida An “unbiased” screen for genes involved in opioid tolerance relied upon tiny worms called C. elegans. The worm genetics revealed PTCHD1 plays a key role, altering cholesterol in cell membranes. Credit: Scott Wiseman for UF Scripps Biomedical Research. UF Scripps Biomedical Research scientists have a discovered a key gene that...

Fast and effective treatment for PTSD in military personnel and veterans
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Fast and effective treatment for PTSD in military personnel and veterans

by  University of Melbourne Credit: Pixabay/CC0 Public Domain New research reveals posttraumatic stress disorder (PTSD)—a serious and disabling mental disorder—can be treated with intensive daily exposure therapy over two weeks, rather than the typical prolonged weekly exposure over three months. Led by Phoenix Australia–Center for Posttraumatic Mental Health at the University of Melbourne, researchers developed the...

Which COVID boosters to take and when: a guide for the perplexed
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Which COVID boosters to take and when: a guide for the perplexed

Heidi Ledford Health-care workers wait to administer doses of COVID-19 vaccine. Credit: Vladimir Zivojinovic/Getty The next generation of COVID-19 vaccines is on its way, but those shots will be looking to take a seat at an already crowded table. On the menu in some countries this autumn will be the familiar standards — mRNA and...

Obscure gastrointestinal bleeding: rebleeding rates and rebleeding predictors found
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Obscure gastrointestinal bleeding: rebleeding rates and rebleeding predictors found

OSAKA METROPOLITAN UNIVERSITY IMAGE: THE OVERALL CUMULATIVE REBLEEDING RATE IN THE FIVE YEARS AFTER CAPSULE ENDOSCOPY (CE) WAS AS HIGH AS 41.7%. OVERT OBSCURE GASTROINTESTINAL BLEEDING (OGIB), ANTICOAGULANTS, POSITIVE BALLOON-ASSISTED ENTEROSCOPY (BAE) AFTER CE, IRON SUPPLEMENTS WITHOUT THERAPEUTIC INTERVENTION, AND LIVER CIRRHOSIS WERE FOUND TO BE INDEPENDENT PREDICTORS OF REBLEEDING IN PATIENTS WITH OGIB. EACH...