Medical Xpress news

Medical Xpress / Hidden mpox exposure detected in healthy Nigerian adults, revealing under-recognized transmission

The mpox virus appears to be circulating silently in parts of Nigeria, in many cases without the symptoms typically associated with the disease, according to new research led by scientists from the University of Cambridge ...

Medical Xpress / Unusual KRAS mutation in pancreatic cancer may explain less aggressive tumors

A study led by Aaron Hobbs, Ph.D., and Rachel Burge, Ph.D., at MUSC Hollings Cancer Center, reveals why a specific gene mutation behaves differently from other variants.

Jan 20, 2026 in Oncology & Cancer
Medical Xpress / Noninvasive brain scanning could send signals to paralyzed limbs

People with spinal cord injuries often lose some or all their limb function. In most patients, the nerves in their limbs work fine, and the neurons in their brain are still operational, but the damage to their spinal cords ...

Jan 20, 2026 in Neuroscience
Medical Xpress / Young people may temporarily withdraw from social media use on the day they self-harm

New research from the Institute of Psychiatry, Psychology & Neuroscience at King's College London, in partnership with YoungMinds, has examined the image-posting habits on social media of young people who self-harm. The study ...

Jan 20, 2026 in Psychology & Psychiatry
Medical Xpress / Vitamin B12 clues on cellular metabolism offer hope for new therapies

Vitamin B12 is long understood as a vital nutrient required for red blood cell formation and nerve function, but a new Cornell study suggests its role in human biology is far more intricate, with implications for aging, metabolism ...

Jan 20, 2026 in Endocrinology & Metabolism
Medical Xpress / Shingles vaccine linked to slower biological aging in older adults

Shingles vaccination not only protects against the disease but may also contribute to slower biological aging in older adults, according to a new USC Leonard Davis School of Gerontology study.

Jan 20, 2026 in Gerontology & Geriatrics
Medical Xpress / Certain antibiotics may may boost immune system

Research led by Lancaster University has discovered that a class of antibiotics—fluoroquinolones—can directly alter the potential bacterial killing ability of one of our immune cells called the macrophage.

Jan 20, 2026 in Medications
Medical Xpress / Brain activity maps challenge traditional descriptions of prefrontal cortex

For more than a century, maps of the brain have been based on how brain tissue looks under the microscope. These anatomical maps divide the brain into regions according to structural variations in the tissue. But do these ...

Jan 20, 2026 in Neuroscience
Medical Xpress / Study reveals potential therapeutic target for treating glaucoma

Researchers have identified a metabolically sensitive cell subtype in the eye's drainage system which shows early signs of dysfunction in a genetic mouse model of glaucoma.

Jan 20, 2026 in Genetics
Medical Xpress / Machine learning identifies factors that may determine the age of onset of Huntington's disease

A team from the Faculty of Medicine and Health Sciences and the Institute of Neurosciences at the University of Barcelona (UBneuro) has applied advanced artificial intelligence techniques to better understand why Huntington's ...

Jan 20, 2026 in Neuroscience
Medical Xpress / Common diabetes drug fails to improve walking performance in peripheral artery disease patients

A common diabetes medication does not help people with peripheral artery disease (PAD) and without diabetes walk farther, according to results from a major U.S. clinical trial published in JAMA.

Medical Xpress / Study finds elevated alcohol involvement in suicides of lesbian, gay and bisexual women

Lesbian, gay, and bisexual (LGB) women are significantly more likely to have alcohol involved at the time of suicide compared with heterosexual women, according to a new study from Columbia University Mailman School of Public ...

Jan 20, 2026 in Psychology & Psychiatry