Medical Xpress news

Medical Xpress / A gel for wounds that won't heal: Oxygen-delivering technology can prevent amputations

As aging populations and rising diabetes rates drive an increase in chronic wounds, more patients face the risk of amputations. UC Riverside researchers have developed an oxygen-delivering gel capable of healing injuries ...

Feb 17, 2026 in Biomedical technology
Medical Xpress / Myopia is driven by how we use our eyes indoors, new research suggests

For years, rising rates of myopia—or nearsightedness—have been widely attributed to increased screen time, especially among children and young adults. But new research from scientists at the SUNY College of Optometry ...

Feb 17, 2026 in Ophthalmology
Medical Xpress / HIV entry blocker pairs CD4 mimic and antibody, showing sevenfold higher efficacy

Drug conjugates (ADCs) developed at Institute of Science Tokyo combine a CD4 mimic with neutralizing antibodies for enhanced suppression of human immunodeficiency virus (HIV) infection. By targeting the gp120 on the viral ...

Feb 17, 2026 in HIV & AIDS
Medical Xpress / Air pollution may directly contribute to Alzheimer's disease

People with greater exposure to air pollution face a higher risk of developing Alzheimer's disease, according to a new study by Yanling Deng of Emory University and colleagues, published February 17 in the journal PLOS Medicine.

Feb 17, 2026 in Neuroscience
Medical Xpress / Why most flu infections fizzle: Fluorescent imaging shows transcription is a key bottleneck

For the first time, scientists have been able to watch the flu virus live as it infects human airway cells. They developed a new technique which makes the viral genetic material light up under the microscope. By tracking ...

Medical Xpress / Can personality change after 60? An eight-week program suggests it can

Younger and older adults alike are able to adopt new socio-emotional behaviors. Even older adults benefit from a personality intervention aimed at handling stress and challenging social situations better. This is the conclusion ...

Feb 17, 2026 in Psychology & Psychiatry
Medical Xpress / Novel biomarker predicts chemotherapy response in triple-negative breast cancer

Researchers at The University of Texas MD Anderson Cancer Center have developed a new computational approach designed to better account for changes in gene expression within tumors relative to their unique microenvironments. ...

Feb 17, 2026 in Oncology & Cancer
Medical Xpress / Nanoparticle-based gene editing could expand treatment options for cystic fibrosis

UCLA researchers have developed a lipid nanoparticle-based gene-editing approach capable of inserting an entire healthy gene into human airway cells, restoring key biological function in a laboratory model of cystic fibrosis ...

Medical Xpress / Hospitals with advanced IT and trial participation cut COVID-19 mortality faster, study finds

There's an unsung success story about the first year of the COVID-19 pandemic. At its outset, U.S. hospitals faced huge challenges, as influxes of patients strained resources, while doctors were uncertain about what treatments ...

Feb 17, 2026 in Health informatics
Medical Xpress / Single dose of a psychedelic drug can rapidly reduce depressive symptoms, clinical trial suggests

A single dose of the psychedelic drug dimethyltryptamine (DMT), given with psychological support, rapidly reduced depressive symptoms in 34 adults with major depressive disorder, according to a clinical trial published in ...

Feb 17, 2026 in Psychology & Psychiatry
Medical Xpress / AI-powered liquid biopsy can classify pediatric brain tumors with 92% accuracy

Liquid biopsies, which test body fluids that contain cancerous material, including circulating tumor DNA (ctDNA), are a noninvasive way to learn about a cancer's biology. However, technological limitations with the small ...

Feb 17, 2026 in Oncology & Cancer
Medical Xpress / With the right prompts, AI chatbots can analyze biomedical big data accurately

In an early test of how AI can be used to decipher large amounts of health data, researchers at UC San Francisco and Wayne State University found that generative AI tools could perform orders of magnitude faster—and in ...

Feb 17, 2026 in Obstetrics & gynaecology