Medical Xpress news

Medical Xpress / Genetic testing trifecta predicts risk of sudden cardiac death and arrhythmia

In a new Northwestern Medicine study, scientists have developed a more precise genetic risk score to determine whether a person is likely to develop arrhythmia, an irregular heartbeat that can lead to serious conditions such ...

Nov 11, 2025 in Genetics
Medical Xpress / The flexible brain: How circuit excitability and plasticity shift across the day

Our brains do not react in a fixed, mechanical way like electronic circuits. Even if we see the same scene every day on our commute to work, what we feel—and whether it leaves a lasting impression—depends on our internal ...

Nov 11, 2025 in Neuroscience
Medical Xpress / Plants adapting to climate change may help IBD treatment

James Cook University (JCU) researchers have discovered that the same chemical compounds produced by mountain-top plants to help them survive climate change in North Queensland may also hold promise for treating inflammatory ...

Nov 11, 2025 in Inflammatory disorders
Medical Xpress / Everyday speech may reveal early signs of brain health changes

The way we speak in everyday conversation may hold important clues about brain health, according to new research from Baycrest, the University of Toronto and York University. The study found that subtle features of speech ...

Nov 11, 2025 in Health
Medical Xpress / Novel link between shared brain-gene patterns and autism symptom severity in children with autism and ADHD found

A new study published in Molecular Psychiatry reveals that the biological underpinnings of autism and ADHD may transcend traditional diagnostic boundaries. While there is increasing appreciation that ADHD and autism often ...

Nov 11, 2025 in Autism spectrum disorders
Medical Xpress / Newly identified lymphoma subtype gives hope in fight against aggressive form of blood cancer

Researchers at the University of Southampton have identified a new subtype of lymphoma that could pave the way to improved and more targeted treatments for some blood cancer patients. The cancer scientists and biologists ...

Nov 11, 2025 in Oncology & Cancer
Medical Xpress / Human gene PARP14 could be novel target for viral diseases or immune-mediated disorders

Researchers at the University of Kansas have discovered a human gene, the protein PARP14, plays a role in regulating interferon, part of the body's innate immune system. Their study, appearing in the journal mBio, could guide ...

Nov 11, 2025 in Genetics
Medical Xpress / VR headsets may actually reduce risk of dry eye

Virtual reality (VR) gaming has gained significant attention in recent years, with an increasing number of users integrating VR and immersive headsets into their daily lives. These devices provide highly immersive visuals, ...

Nov 11, 2025 in Ophthalmology
Medical Xpress / Why anti-estrogen therapy fails in ovarian cancer, and how to make it work

Scientists at The Wistar Institute have solved a longstanding puzzle in ovarian cancer treatment: why anti-estrogen therapy often fails even when tumors express the hormone receptor that should make them responsive. The study ...

Nov 11, 2025 in Oncology & Cancer
Medical Xpress / GLP-1 drugs linked to dramatically lower death rates in colon cancer patients

A new University of California San Diego study offers compelling evidence that glucagon-like peptide-1 (GLP-1) receptor agonists—the class of drugs behind Ozempic, Wegovy and Mounjaro, for example—may do more than regulate ...

Nov 11, 2025 in Oncology & Cancer
Medical Xpress / Sons of mothers with type 1 diabetes show early signs of vascular dysfunction

A new study from Karolinska Institutet and Stockholm University reveals that sons born to mothers with type 1 diabetes may develop early vascular dysfunction—independently of metabolic health. The finding may help shape ...

Nov 11, 2025 in Cardiology
Medical Xpress / Surprising blood stem cell diversification revealed in humans

Every second, millions of blood cells are produced in the human body, and about 90% of the cells replaced daily are blood cells. These include red blood cells essential for oxygen transport, platelets for blood clotting, ...

Nov 11, 2025 in Medical research