Medical Xpress news

Medical Xpress / Progenitor cells constantly attempt to produce new myelin-producing brain cells, study finds

In experiments with mice, Johns Hopkins Medicine scientists report new evidence that precursors of myelin-producing cells—one of the few brain cell types that continue to be produced in the adult brain—undergo differentiation ...

Medical Xpress / Skin imaging scan can detect early signs of heart disease

Researchers from Helmholtz Munich and the Technical University of Munich (TUM) have developed "fast-RSOM," a new imaging technology that can capture detailed images of the smallest blood vessels directly through the skin—without ...

15 hours ago in Cardiology
Medical Xpress / Link between smoking and depression confirmed in study

A research group led by the Central Institute of Mental Health (CIMH) in Mannheim has confirmed for the first time within the German National Cohort (NAKO) an association between cigarette consumption and depression. The ...

16 hours ago in Psychology & Psychiatry
Medical Xpress / AI tool predicts cancer metastasis risk using gene expression signatures

Why do some tumors spread while others remain localized? The mechanisms governing the metastatic potential of tumor cells remain largely unknown—yet understanding this is crucial for optimizing patient care.

15 hours ago in Oncology & Cancer
Medical Xpress / Iron supplements restore muscle strength in mouse model of muscular dystrophy

Researchers at Kumamoto University have demonstrated that iron supplementation can significantly alleviate muscle pathology and functional decline in a mouse model of facioscapulohumeral muscular dystrophy (FSHD), a rare ...

Medical Xpress / Cellular senescence linked to brain structure changes across lifespan

Researchers at the Icahn School of Medicine at Mount Sinai have characterized how cellular senescence—a biological process in which aging cells change how they function—is associated with human brain structure in both ...

17 hours ago in Neuroscience
Medical Xpress / How pancreatic tumors use the MYC protein to evade immune detection

An international research team has succeeded in deciphering a key mechanism that controls the growth of pancreatic cancers. The scientists identified a potential central mechanism by which cancer cells protect themselves ...

17 hours ago in Oncology & Cancer
Medical Xpress / Exhaled breath may carry clues to gut microbiome health

The human gut is home to trillions of beneficial microbes that play a crucial role in health. Disruptions in this delicate community of bacteria and viruses—called the gut microbiome—have been linked to obesity, asthma ...

17 hours ago in Gastroenterology
Medical Xpress / Redefining the role of neutrophils to open new avenues for cancer and inflammation therapies

Researchers from Universidad Carlos III de Madrid (UC3M), the National Center for Cardiovascular Research (CNIC), and Yale University (U.S.) have published a comprehensive review article in the journal Cell that proposes ...

10 hours ago in Immunology
Medical Xpress / Omitting Medicare data skews hospital readmission penalties, study shows

For more than a decade, hospitals have worked to help older adults avoid repeated inpatient stays, incentivized by a federal program that cuts Medicare reimbursements if hospitals have higher-than-expected rates of readmissions ...

17 hours ago in Medical economics
Medical Xpress / Carbon-ion therapy offers nonsurgical option for early breast cancer treatment

For many women with early breast cancer, surgery is effective but life-altering. New five-year data from the National Institutes for Quantum Science and Technology (QST) suggest that a precisely targeted, high-energy particle ...

12 hours ago in Oncology & Cancer
Medical Xpress / Gut bacteria may be linked to memory decline in mild cognitive impairment and Alzheimer's disease

A comprehensive new review is shedding light on the growing evidence that gut microbiome imbalances—known as dysbiosis—may play a key role in the development and progression of mild cognitive impairment (MCI) and Alzheimer's ...