Medical Xpress news

Medical Xpress / Why some stroke patients fare better than others

A clot forms. Blood flow to the brain is blocked. Starved of oxygen, neurons begin to die. This scenario, known as an ischemic stroke, plays out in roughly 21,000 people worldwide each day, threatening them with long-term ...

11 hours ago
Dialog / When we eat helps set the liver's metabolic rhythms

When we think about metabolism, we usually ask, "What did I eat? How much sugar, fat or protein was in the meal?" But through our research, we have become interested in another question: "When did I eat it?" This matters ...

5 hours ago
Medical Xpress / Breathing without brakes: An unexpected cause of Rett syndrome symptoms

Hyperventilating. Breath-holding until they turn blue. This abnormal breathing is frequent and disturbing in people with Rett syndrome, a rare genetic disease. Now University of Connecticut researchers report in Current Biology ...

12 hours ago
Medical Xpress / GLP-1 treatment late in life extends lifespan in animal model

A study published in Nature has shown that the GLP-1 drug semaglutide extended the lifespan of older, healthy mice by tempering the detrimental effects of aging. Researchers at the University of California, Berkeley, directly ...

12 hours ago
Medical Xpress / Musicians' brains stay one step ahead, study finds

Musicians don't just learn movement sequences faster; they predict what's coming next sooner, according to new research that also found newly formed motor memories can be disrupted by seeing different visual sequences shortly ...

12 hours ago
Medical Xpress / Healthier fats linked to longer survival after prostate cancer diagnosis

Men diagnosed with nonmetastatic prostate cancer can generally expect to live for many years after their diagnosis. However, cardiovascular disease and other cancers remain important threats to their long-term health. For ...

12 hours ago
Medical Xpress / Pre-surgery immunotherapy may improve treatment for deadly brain cancer

With a five-year survival rate of barely 5%, glioblastoma remains one of the deadliest brain cancers. First-line treatment consists of surgery to remove as much tumor tissue as possible.

11 hours ago
Medical Xpress / Genetic tests may miss reaction risk from drug prescribed to millions

A genetic marker already used to flag the risk of a life-threatening reaction to the antibiotic vancomycin also identifies patients at risk of that reaction to lamotrigine—and it is missing from the gene panels clinicians ...

12 hours ago
Medical Xpress / Daraxonrasib demonstrates initial antitumor activity in RAS-mutant lung cancer

Daraxonrasib, an oral RAS inhibitor therapy, achieved durable responses in pretreated patients with RAS-mutant non-small cell lung cancer (NSCLC) in a phase 1/2 trial led by The University of Texas MD Anderson Cancer Center.

6 hours ago
Medical Xpress / Tau's surprise birthplace offers a clue to how Alzheimer's tangles begin

Where and how does an Alzheimer's tangle begin? A new study by neuroscientists at Columbia University challenges a long-held assumption about the source of toxic tau proteins, which form neurofibrillary tangles and are closely ...

14 hours ago
Medical Xpress / Mini-tumors reveal new drug combinations for liver cancer

Liver cancer is difficult to treat because tumors vary greatly from patient to patient. Researchers at the University of Basel have captured this diversity by creating a collection of mini-tumors, which they use to systematically ...

7 hours ago
Medical Xpress / Novel spatial technology may improve our understanding of cancer biology

Northwestern Medicine scientists have developed a novel high-resolution spatial genomics platform that may enhance future research into how genome organization and genetic alterations contribute to disease development, including ...

7 hours ago