Medical Xpress news

Medical Xpress / Dual immune response may keep HIV in check without medication

Imagine a game of chess where your opponent's king is in check. It cannot move, but the game is not over—the piece remains on the board. This is how the body might control HIV on its own: The virus would be contained and ...

Mar 23, 2026
Medical Xpress / World's only deuterium-labeled guinea pig helps scientists study metabolism

A Skoltech scientist has raised the world's only isotope-labeled guinea pig. For 156 days, the animal, named Khryun, was given only heavy water to drink. Such water is non-radioactive and has long been used in biomedical ...

Mar 23, 2026
Medical Xpress / Novel blood marker reduces the risk of a false diagnosis of Alzheimer's disease

Alzheimer's disease is characterized by the accumulation of two proteins in the brain: amyloid-beta and tau. Tau normally stabilizes the structure of nerve cells, but in this disease the protein undergoes chemical changes ...

Mar 23, 2026
Medical Xpress / Improving heart health may not be enough to protect against Alzheimer's disease

In a recent study, researchers found that exercise and aggressive cardiovascular risk reduction successfully improved heart health, but these efforts did not produce measurable cognitive benefits over two years in older adults ...

Mar 23, 2026
Medical Xpress / Hair-thin fiber-optic sensors could detect cancer by reading multiple biomarkers

Microscopic sensors that are as thin as a strand of hair but capable of taking multiple measurements simultaneously could revolutionize the diagnosis and monitoring of diseases like cancer. Researchers from Adelaide University's ...

Mar 23, 2026
Medical Xpress / Scientists uncover key 'lipid transporter' that keeps skin healthy

Scientists have identified the transporter protein that allows essential fats in the bloodstream to enter the skin, reshaping understanding of how the skin maintains its protective barrier.

Mar 23, 2026
Medical Xpress / Spatial atlas reveals unique coordination among cell types that support healthy human skin

Mount Sinai researchers have published the first organ-wide human skin spatial atlas from across the body. It provides an unprecedentedly detailed view of healthy human skin, revealing cellular composition and functional ...

Mar 23, 2026
Medical Xpress / Protein atlas connects the biological dots underlying neurodegenerative diseases

Neurodegenerative diseases form a tangled biological web with overlapping molecular signatures and symptoms. To decode this complexity, a multi-institute collaboration led by St. Jude Children's Research Hospital scientists ...

Mar 23, 2026
Medical Xpress / Changes in protein production linked to autism-like behavior in mice

Autism spectrum disorder (ASD) is a neurodevelopmental condition characterized by differences in how people interact or communicate with others, as well as restricted interests and repetitive patterns of behavior. Past studies ...

Mar 23, 2026
Medical Xpress / Fathers' risk for psychiatric disorders increases a year after child's birth, study finds

Fathers in Sweden are less likely to receive a psychiatric diagnosis during their partner's pregnancy and in the months following the birth of their child. However, diagnoses of depression and stress-related disorders increase ...

Mar 23, 2026
Medical Xpress / Scientists pinpoint a skin alarm system pathway that links local damage to systemic immune responses

Skin, our largest organ, acts as a protective barrier against pathogens that try to invade our bodies while constantly monitoring for potential threats. In the skin's outermost layer, the epidermis, reside keratinocytes, ...

Mar 23, 2026
Medical Xpress / Why long-term lung risks persist after tuberculosis treatment

Even after completing treatment for tuberculosis (TB), some patients may remain vulnerable to further lung infections. Scientists at A*STAR Infectious Diseases Labs (A*STAR IDL) have recently uncovered how structures formed ...

Mar 23, 2026