Medical Xpress news

Medical Xpress / Amyloid-clearing treatment may curb tau buildup for years in Alzheimer's brain

An analysis of the brain of a deceased Alzheimer's disease (AD) clinical trial participant found that regions where an anti-amyloid therapy successfully cleared amyloid plaques showed little to no evidence of tau tangles, ...

Jul 14, 2026
Medical Xpress / Why some people are more prone to negative emotions than others

Why are some people particularly prone to anxiety, worry or stress, while others remain more composed? An international study led by the Central Institute of Mental Health (CIMH) shows that the amygdala—previously considered ...

Jul 14, 2026
Medical Xpress / The body has an early warning system that helps the brain prepare for a viral attack

Picture this: You're enjoying a summer lunch outdoors, unaware that beneath the table, a hungry mosquito is circling your ankles—until you feel the telltale bite. If that mosquito happens to be carrying a pathogen like West ...

Jul 14, 2026
Medical Xpress / An experimental Alzheimer's drug shows promise targeting a different brain protein, new study shows

An experimental drug might help slow early Alzheimer's disease in a markedly different way than today's treatments—by lowering levels of a brain protein called tau, researchers reported Tuesday.

Jul 14, 2026
Medical Xpress / Patient-specific 3D-printed contact lenses in just 20 minutes

A breakthrough combination of new silicone materials and advanced 3D printing technology developed by University of Waterloo researchers could transform how contact lenses are manufactured. The study, "Patient-specific hard ...

Jul 14, 2026
Medical Xpress / How an emerging class of tick-borne viruses escape human immune defenses

Warmer temperatures bring out ticks that spread diseases such as Lyme disease and Rocky Mountain spotted fever. But another class of emerging tick-borne pathogens—nairoviruses—is on the rise. Some nairoviruses cause high ...

Jul 14, 2026
Medical Xpress / Metabolites produced by gut bacteria may protect against fungal infection

A metabolic byproduct formed when gut bacteria break down dietary fiber appears to protect against dangerous fungal infections common in immunocompromised patients, a study led by UT Southwestern Medical Center researchers ...

Jul 14, 2026
Medical Xpress / Preterm birth impacts early educational achievements, study finds

More than half (57%) of children born before 32 weeks were not ready for school at age 5, including in areas such as communication and language and physical and emotional development. Those born earlier, at 23–24 weeks, were ...

Jul 14, 2026
Medical Xpress / Real-time biosensor measures pH, glucose and lactate in preserved donor livers

More than 100,000 people in the United States are waiting for a lifesaving organ transplant. For patients who need a liver transplant, determining whether a donor liver is healthy enough to transplant is a critical part of ...

Jul 14, 2026
Medical Xpress / New cancer drug shows promise in mesothelioma trial

Mesothelioma is a rare but aggressive cancer, usually caused by exposure to asbestos. Inhaled asbestos fibers become lodged in the lungs, causing inflammation that can lead to tumor formation decades later. Worldwide, about ...

Jul 14, 2026
Medical Xpress / Plant-based wound dressing fights infection before it takes hold

A new dressing made from plant-based materials can deliver antibiotics directly to wounds during critical early stages of infection, according to researchers from the University of Bath. The study, published in Bioactive ...

Jul 14, 2026
Medical Xpress / Herpes immune response linked to Alzheimer's disease

New research has demonstrated a mechanistic link between the immune response to herpesviruses—the family of viruses related to cold sores, childhood infections and mononucleosis—and an increased risk of Alzheimer's disease. ...

Jul 14, 2026