Medical Xpress news

Medical Xpress / Tumor profiling reveals enzyme as a candidate target in aggressive brain cancer

Researchers at the Icahn School of Medicine at Mount Sinai and collaborators have identified candidate treatment targets and potential prognostic markers for high-grade glioma, an aggressive brain cancer, in children, adolescents ...

Sep 17, 2026
Medical Xpress / Trial suggests less frequent colonoscopies may safely follow removal of high-risk polyps

Every year, around 1.9 million people worldwide are diagnosed with bowel cancer. To prevent the disease, many countries have introduced screening programs that enable more polyps to be detected and removed before cancer develops.

Sep 17, 2026
Medical Xpress / Early-adult BMI may lower postmenopausal breast cancer risk through breast density

Women with a higher body mass index (BMI) in early adulthood may have a lower risk of developing breast cancer after menopause because of lasting changes in the structure of their breast tissue, according to researchers at ...

Sep 17, 2026
Dialog / Seeing metastasis before it happens: Tumor-derived extracellular vesicles for premetastatic niche imaging

Cancer is most dangerous not when it starts but when it spreads. Metastasis—the process by which cancer cells travel to and colonize distant organs—is responsible for the vast majority of cancer deaths. The problem is that ...

Sep 17, 2026
Medical Xpress / Osteoporosis fractures fall by 94% in small first-in-human stem cell trial

Somewhere in the world, a woman over 50 will have fractured a bone by the time you finish reading this sentence due to osteoporosis, a silent bone disease that can weaken the structural integrity of the skeletal system and ...

Sep 16, 2026
Medical Xpress / Stable frontal signals, flexible hippocampal ones: How the brain preserves context as goals change

While humans are completing a task, they can temporarily store information in their minds while also manipulating and adapting it based on changing circumstances. To support this capability, known as working memory, the brain ...

Sep 16, 2026
Medical Xpress / Augmented eye clinic shows why AI-native systems work where standalone algorithms don't

AI in eye care is set to take a new leap with an AI-native rather than assisted approach. Researchers have developed a new tool that moves beyond the conventional model of deploying AI as isolated, standalone tools for individual ...

Sep 16, 2026
Medical Xpress / Blood test shows promise for detecting pancreatic cancer at its earliest stages

Researchers at City of Hope, one of the largest and most advanced cancer research and treatment organizations in the country, led the development of a new investigational blood test that could detect pancreatic cancer at ...

Sep 16, 2026
Medical Xpress / US officials sidelined warnings about flawed COVID vaccine safety algorithm, investigation finds

U.S. health officials knowingly relied on a compromised algorithm to detect signals of harm from mRNA COVID-19 vaccines and silenced efforts to fix it, finds an investigation published by The BMJ today.

Sep 16, 2026
Medical Xpress / From 7,000 drugs to one active against resistant strains: AI advances pneumonia drug repurposing

Streptococcus pneumoniae is a bacterial pathogen that causes life-threatening infections, including pneumonia and meningitis. These infections are commonly treated with antibiotics, but antibiotics are becoming less effective ...

Sep 16, 2026
Medical Xpress / Metabolite buildup reveals how aggressive brain tumors activate nearby neurons

Virtually all high-grade, aggressive gliomas in adults accumulate massive amounts of a metabolite called guanidinoacetate (GAA) that overstimulates nearby neurons and promotes tumor growth, according to new research from ...

Sep 16, 2026
Medical Xpress / New test could dramatically speed diagnosis of hard-to-detect lung infections

A little-known chronic lung disease is silently emerging as a growing public health threat in the U.S. and around the world. Nontuberculous mycobacteria—a group of 200 known environmental bacteria found in soil and water, ...

Sep 16, 2026