Medical Xpress news

Medical Xpress / Liver metabolism of an essential amino acid may play a key role in gut health

Many biological processes exhibit daytime differences governed by rhythmic exposure to sunlight, termed circadian rhythms. Researchers at Penn State recently found, in mice, that a protein critical to intestinal barrier function—helping ...

17 hours ago in Gastroenterology
Medical Xpress / Q&A: A more realistic way to study cocaine use could accelerate addiction research

You may be surprised to learn that, according to AddictionHelp.com, an estimated 12% of American adults (~41 million) have used powder cocaine in their lifetimes. Thankfully, not everyone who partakes develops an addiction, ...

9 hours ago in Medical research
Medical Xpress / Immunotherapy could prevent the loss of neurons in Parkinson's disease

By analyzing tissue from patients with Parkinson's disease, and animal and cellular models of the disease, a research team from the Institut de Neurociències of the UAB has shown that the main immune cells of the brain become ...

Medical Xpress / Can metabolism tune heart aging? Findings suggest epigenetic switches can be reset

In order for heart and vascular cells to develop properly and remain healthy for a long time, many processes in the cells must interact precisely. A new study from the German Center for Cardiovascular Research (DZHK) now ...

10 hours ago in Genetics
Medical Xpress / Before crisis strikes—smartwatch tracks triggers for opioid misuse

Opioid overdoses continue to take a devastating toll across the United States. According to the U.S. Centers for Disease Control and Prevention (CDC), in 2023, the nation recorded roughly 105,000 drug overdose deaths overall, ...

17 hours ago in Addiction
Medical Xpress / 'Ghost' providers hinder access to health care for Medicaid patients

Almost one-third of physicians who are enrolled in Medicaid don't actually care for a single patient covered by Medicaid insurance, according to new research led by Oregon Health & Science University.

10 hours ago in Medical economics
Medical Xpress / Taming tumor chaos: Researchers uncover key to improving glioblastoma treatment

A study by Brown University Health researchers has identified a crucial factor that may help improve treatment for glioblastoma, one of the most aggressive and common forms of adult brain cancer. The findings, published in ...

17 hours ago in Oncology & Cancer
Medical Xpress / A more reliable platform to test antibody medicines

An international research consortium, led by scientists at VIB and UGent, has developed a new platform that could change how antibody medicines are tested and brought to patients. The work, published in Science Immunology, ...

10 hours ago in Medical research
Medical Xpress / Managing long COVID energy levels with a new activity-tracking app

The first study to test a digital tool designed to help people with long COVID manage their energy levels has been developed by a team of researchers. The paper published in Nature Communications is titled "A Digital Platform ...

Medical Xpress / Common procedure does not prevent recurrent pancreatitis, trial finds

A multicenter clinical trial published in JAMA has found that a long-used endoscopic procedure does not prevent recurrent pancreatitis in adults with an anatomic anomaly, challenging decades of conventional wisdom. The study, ...

12 hours ago in Surgery
Medical Xpress / Mutation map shows how key cancer gene drives tumor growth

Scientists have created a complete map showing how hundreds of possible mutations in a key cancer gene influence tumor growth. The study focused on CTNNB1, a gene that produces the protein β-catenin, which helps regulate ...

22 hours ago in Oncology & Cancer
Medical Xpress / Childhood lead exposure associated with increased depressive symptoms in adolescence

While lead exposure in children has been associated with cognitive and behavioral problems, few studies have examined later psychiatric symptoms. A new analysis led by researchers at Brown University's School of Public Health ...

12 hours ago in Psychology & Psychiatry