Medical Xpress news
Medical Xpress / Parkinson's add-on drugs may spur gut bacteria that break down levodopa, study finds
Levodopa—the gold-standard treatment for Parkinson's disease—increases dopamine in the brain. But as the disease progresses in severity, patients often need to take additional drugs to manage their symptoms. One class of ...
Medical Xpress / Long-term opioid prescribing has fallen, but millions still receive extended opioid therapy
Long-term opioid prescribing has fallen in the United States over the last decade, but millions of patients still received opioids for 90 days or longer in 2023, according to a new research letter in JAMA led by University ...
Medical Xpress / MRI technique enables long-term tracking of transplanted stem cell-derived heart cells
Researchers at the Institute of Biomedical Engineering at the University of Toronto have demonstrated a new way to monitor transplanted stem-cell-derived heart cells using magnetic resonance imaging (MRI). The method allows ...
Medical Xpress / Loss of microbiota alters the profile of cells that protect the intestinal wall, experiments reveal
A research team led by scientists from the State University of Campinas (UNICAMP) in São Paulo, Brazil, has made significant progress in understanding the relationship between gut microbiota and intestinal cells. The study, ...
Medical Xpress / Being physically fit helps prevent diseases: Study points to causal link
Being physically fit improves our health and keeps illness at bay. This relationship has long been assumed for numerous disorders, but until now there has been no scientific evidence demonstrating a causal link between the ...
Medical Xpress / Physical activity and appropriate sleep linked to subsequent lower dementia risk
An estimated 55 million people live with dementia worldwide, and both its prevalence and cost are expected to increase, with global costs projected to reach $2 trillion dollars by 2030. Current treatments for preventing or ...
Medical Xpress / Blocking RNA 'cleanup' may expose hidden cancer antigens, boosting immunotherapy
A new method of making cancer cells more visible to the immune system could improve how well immunotherapy works against a range of different tumors, potentially leading to more effective treatment for patients, according ...
Medical Xpress / Cancer risk is significantly higher for adults who have never married, finds large study
Adults who have never been married face a significantly higher risk of developing cancer than those who have been married, according to a large U.S. study of more than four million cases. The increased risk spans nearly every ...
Medical Xpress / Are we ever truly free to make decisions? New study tracks a universal process in the brain
Imagine you're in line at your favorite bakery, deciding whether to have a doughnut or a tart. You weigh them up, the doughnut wins, and you settle on that. By the time you're at the front of the line, however, only tarts ...
Medical Xpress / A wearable ring could help assess your cardiovascular health while you sleep
Consumer wearables have become everyday tools for monitoring sleep and physical activity. Researchers at the Centre for Sleep and Cognition at the NUS Yong Loo Lin School of Medicine (NUS Medicine) have now shown that their ...
Medical Xpress / Tau seeds spread through connected neurons in people with Alzheimer's disease, new research shows
Researchers have discovered the mechanism by which neurofibrillary tangles spread through the brain of Alzheimer's patients is via connected neurons, and these findings reveal a major disease etiology that could lead to new ...
Medical Xpress / Lab-grown pineal gland organoids produce melatonin, offering a new sleep model
Organoids are miniature, simplified versions of an organ. Over the past two decades, scientists have developed them for the gut, lung, liver, mammary gland, brain, and more. Now, researchers at Yale School of Medicine (YSM) ...
