Medical Xpress news
Medical Xpress / Teens who sleep past 8 a.m. eat more and move less, study suggests
When people think about ways to improve cardiovascular health, diet and exercise are often at the top of the list. But long-term health, especially in adolescents, might start with something more fundamental: sleep. A new ...
Medical Xpress / Targeted ultrasound may help the brain overcome fear more quickly
Neuroscientist Sjoerd Meijer of the Donders Institute at Radboud University has shown for the first time that targeted ultrasonic sound waves can help the brain overcome fear more quickly. These findings may open new avenues ...
Medical Xpress / Study of 11,000 tumors maps 134 DNA damage signatures across 16 cancers
A team of cancer genomics scientists from The University of Manchester and The Institute of Cancer Research, London, forensically examined the genetic make-up of tumors in 16 different cancers. Their findings, which have ...
Medical Xpress / Over the past decade, early-stage drug innovation has shifted toward China, researchers find
Early-stage drug development worldwide has nearly doubled over the past decade and shifted from a U.S.-dominated model to a dual hub centered in the United States and China, according to new research described by Georgetown ...
Medical Xpress / Why some cancer therapies don't work for all patients: A tumor backup survival pathway
Drugs that block enzymes called tyrosine kinases are among the most effective targeted therapies for cancer. However, they typically work for only 40% to 80% of the patients who would be expected to respond to them. In a ...
Medical Xpress / Staying active throughout middle age can cut women's risk of premature death in half
Women who consistently met physical activity guidelines throughout middle age had half the risk of dying from any cause compared to women who remained inactive, according to a paper published in PLOS Medicine by Binh Nguyen ...
Medical Xpress / Designing global flu vaccines? Studies suggest common IGHD deletions may block key antibodies
Inherited variations in antibody genes can affect how we respond to infections and vaccines, show two new studies from Karolinska Institutet published in the journal Immunity. The researchers have mapped immune gene variation ...
Medical Xpress / Breakdown products from 'eco-friendly' plastics impede fetal development in mice, study shows
When the "eco-friendly" bioplastic, polylactic acid (PLA), biodegrades, the resulting nanoplastics can accumulate in the fetuses of pregnant mice and interfere with fetal growth. Yichao Huang and De-Xiang Xu of Anhui Medical ...
Medical Xpress / Single-cell study reveals how immune memory cells remember threats
Scientists at Cincinnati Children's have identified how certain immune cells are molecularly programmed to respond faster when the body encounters a familiar threat, shedding light on immune memory and its links to diseases ...
Medical Xpress / A new immunotherapy target? How SRC-3 in Tregs may reshape solid-tumor treatment
In 2023, researchers at Baylor College of Medicine led by the late Dr. Bert O'Malley discovered that the steroid receptor coactivator 3 (SRC-3) in immune cells called regulatory T cells (Tregs) plays a decisive role in shaping ...
Medical Xpress / Food fortification already prevents 7 billion nutrient gaps annually, but we could triple its impact
Fortifying staple foods with essential vitamins and minerals is a cheap and effective way to ensure that people have access to nutrients that may be lacking in their normal diets. These efforts have countered debilitating ...
Medical Xpress / How the brain fine-tunes fear as threats fade
Researchers at Tulane University have identified brain circuits that help determine how fear responses change as perceived threats diminish, offering new insight into how the brain regulates defensive behavior and why those ...
