Medical Xpress news

Medical Xpress / New map reveals how antidepressants reshape the brain's serotonin system

A new study has uncovered how antidepressants affect different groups of serotonin-producing brain cells in opposite ways, offering new insights into why selective serotonin reuptake inhibitors (SSRIs) can cause unpleasant ...

Jun 8, 2026
Medical Xpress / Researchers trigger sleep's restorative effect in parts of the awake brain

By inducing specific patterns of activity in small portions of the brain in awake mice, researchers have triggered a recalibration of neural connections that normally only occurs during sleep. This new approach offset the ...

Jun 8, 2026
Medical Xpress / Music listening shows no mental health benefit in 20,000 twin records

For many, music is a source of comfort, a mood booster and a remedy for loneliness. But does frequently listening to music actually lead to better mental health? A new study by researchers at the Max Planck Institute for ...

Jun 8, 2026
Medical Xpress / Defective HIV copies explain most persistent traces in blood following treatment, study finds

Antiretroviral drugs for HIV infection have enabled most people living with the virus to live long and healthy lives. However, a small portion of people experience detectable—and worrisome—traces of the virus that causes ...

Jun 8, 2026
Medical Xpress / Left-handed DNA tubes double cancer drug killing by boosting cell uptake

Researchers in the lab of Cancer Center at Illinois (CCIL) member Xing Wang have discovered the influential role of structural chirality, or "handedness," of a DNA nanostructure to dictate cancer cell response to targeted ...

Jun 8, 2026
Medical Xpress / New evidence offers hope for ketogenic therapy in treatment of anorexia nervosa

A pilot study published today in Communications Medicine demonstrates the potential of a new approach to treating anorexia nervosa, a disorder for which effective treatments have been significantly limited. The research from ...

Jun 8, 2026
Medical Xpress / Shiga-producing E. coli infections becoming more resistant to antibiotics, study finds

Resistance to antimicrobial agents is rising among human infections with Escherichia coli bacteria that produce the Shiga toxin, according to a study analyzing data from nearly 2,000 infections in the United States between ...

Jun 8, 2026
Medical Xpress / AI can reveal brain tumor risks without costly genetic testing

Mayo Clinic researchers and collaborators have shown that artificial intelligence (AI) can analyze routine pathology slides to help classify meningiomas, the most common primary brain tumor in adults, and predict a patient's ...

Jun 8, 2026
Medical Xpress / Tiny protein tail helps one immune gene fight two very different viruses

Our genomes contain hundreds of genes with antiviral jobs that are called into action when a virus succeeds in infecting one of our cells. By acting cooperatively, these genes provide defense against a wide range of viruses, ...

Jun 8, 2026
Medical Xpress / Testing AI against public health's existing tools shows mixed results

A new Penn-led randomized controlled trial has found that AI-powered chatbots can make vaccine-hesitant parents more likely to say they will immunize their children against human papillomavirus (HPV), but no more than standard ...

Jun 8, 2026
Medical Xpress / 3D genome architecture pre-wires early developmental decisions

New research tracks how cells prepare gene regulatory decisions that will define their fate during the earliest stages of human development. The study reconstructs a timeline of chromosome folding that brings remote DNA regulatory ...

Jun 8, 2026
Medical Xpress / Some fruits and vegetables are especially good for heart health

Including blueberries, plums, blackberries, broad beans or cherries (washed down with green tea) in your recommended five-a-day (five 80g portions of fruit and vegetables, recommended by the UK's NHS) may be the best way ...

Jun 8, 2026