Medical Xpress news

Medical Xpress / Why do some viruses linger for life? A 900,000-person study maps viral loads

Some viruses that make us sick are cleared by the immune system within days, while others lurk in our bodies for a lifetime and reemerge later to cause new problems. How and why viral levels in the body change over time—and ...

Mar 25, 2026
Medical Xpress / How inflammation may prime the gut for cancer

Chronic inflammation can raise a person's risk of cancer, and a new study reveals key details about how that might happen in the gut and points to better ways to identify and reduce risk. Scientists at the Broad Institute ...

Mar 25, 2026
Medical Xpress / Fiber in whole wheat foods protects against gut inflammation in mice, research finds

Enriching the diet with wheat fiber protects mice against intestinal inflammation, according to a study published by researchers at the Institute for Biomedical Sciences (IBMS) at Georgia State University. The finding helps ...

Mar 25, 2026
Medical Xpress / Gut-to-brain pathway explains how the immune system triggers loss of appetite during parasitic infection

Anyone who has weathered a bad stomach bug knows the feeling: a loss of appetite that sets in and lingers, even after the initial illness. For the millions of people around the world who are chronically infected with parasitic ...

Mar 25, 2026
Medical Xpress / Light-powered biohybrid cardiac interface can synchronize heart tissue contractions

Researchers at the University of California, Irvine, have developed a polymeric biohybrid cardiac device that harnesses the power of light to electrically and mechanically control living heart tissue without the use of metal ...

Mar 25, 2026
Medical Xpress / Discovery of pathway that activates brown fat could lead to new obesity treatment

Researchers have determined how a key protein activates brown fat by expanding blood vessels and nerves in the heat-generating tissue. The findings, published in Nature Communications, point to a potential strategy for treating ...

Mar 25, 2026
Medical Xpress / Single-cell maps show chemokine signals collapse as aggressive lymphoma spreads

Lymph nodes are key control centers in the immune system and play an important role in defending the body against infections and tumors. For these processes to function properly, immune cells (B cells and T cells) must be ...

Mar 25, 2026
Medical Xpress / ADHD medication in childhood may reduce later psychosis risk, study finds

A new study, led by scientists at University College Dublin and the University of Edinburgh, has found that commonly prescribed attention deficit hyperactivity disorder (ADHD) medication in childhood may lower the long-term ...

Mar 25, 2026
Medical Xpress / Simple blood tests may predict response to lymphoma treatment

Many people with an aggressive blood cancer called diffuse large B cell lymphoma are cured by the current gold standard of treatment: an antibody designed to wipe out cancerous B cells plus a combination of four chemotherapy ...

Mar 25, 2026
Medical Xpress / New medicine piggybacks onto fat absorption pathways to allow oral delivery in major depressive disorder

Monash University and Seaport Therapeutics have developed a new approach to delivering drug molecules that piggybacks onto natural fat absorption pathways to allow oral delivery of some drugs previously requiring injection. ...

Mar 25, 2026
Medical Xpress / Immune response to cancer may cause autoimmune disorders, including anti-NMDA receptor encephalitis

Consider two seemingly unrelated medical puzzles. First: Every day, our bodies produce hundreds of billions of new cells, many of which are mutated. If cancer arises from cellular mutation, why don't we all have the disease ...

Mar 25, 2026
Medical Xpress / The brain's ability to grasp the 'gist' of a visual scene begins earlier than expected

When animals move through complex visual environments, the brain cannot afford to analyze every detail one by one. Instead, it rapidly extracts the overall structure of the scene—for example, the mean (average) direction ...

Mar 25, 2026