Medical Xpress news

Medical Xpress / Chronic inflammation in bone marrow linked to early blood cancer development

Blood cancers such as leukemia are caused by genetic changes in the blood-forming stem cells of the bone marrow. Scientists at the University Medical Center Mainz have now shown how chronic inflammation can alter the bone ...

Nov 18, 2025 in Oncology & Cancer
Medical Xpress / Global rise in ultra-processed foods poses major public health threat, experts warn

The increase of UPFs in diets worldwide presents an urgent challenge to health that demands coordinated policies and advocacy action to address, says a new three-paper Series authored by 43 global experts and published in ...

Nov 18, 2025 in Health
Medical Xpress / AI tool mimics pathologists to improve breast cancer tissue analysis accuracy

A research team led by two University of Maine Ph.D. students developed an artificial intelligence (AI) system that could make it easier and faster for doctors to identify signs of breast cancer in tissue samples, possibly ...

Nov 18, 2025 in Oncology & Cancer
Medical Xpress / Rare genetic variants can increase ADHD risk by up to 15 times

ADHD is a neurodevelopmental disorder with a high heritability, in which the genetic component consists of thousands of genetic variants. Most variants only slightly increase the likelihood of receiving the diagnosis. Now ...

Nov 18, 2025 in Genetics
Medical Xpress / Bone-targeted estrogen delivery reverses postmenopausal osteoporosis without uterine side effects in mice

Postmenopausal osteoporosis is a condition that weakens bones, making them brittle and prone to fracture. Taking the hormone estradiol can reverse these effects, but it may also increase endometrial and uterine cancer risks. ...

Nov 18, 2025 in Obstetrics & gynaecology
Medical Xpress / Targeted protein degradation: A new way to combat harmful proteins in tumor cells

A new active substance attacks a key protein in tumor cells, leading to complete degradation. In cell experiments, this caused cancer cells to lose their protection and die. The active substance was developed by researchers ...

Nov 18, 2025 in Medical research
Medical Xpress / Type 1 diabetes cured in mice with gentle blood stem-cell and pancreatic islet transplant

A combination of blood stem cell and pancreatic islet cell transplant from an immunologically mismatched donor completely prevented or cured type 1 diabetes in mice in a study by Stanford Medicine researchers. Type 1 diabetes ...

Nov 18, 2025 in Diabetes
Medical Xpress / Blink to the beat: Scientists discover that when we listen to music, we unconsciously blink our eyes

Yi Du and colleagues from the Chinese Academy of Sciences published an article in the open access journal PLOS Biology detailing their findings about a new way our bodies naturally respond to music. Given a steady beat, our ...

Nov 18, 2025 in Psychology & Psychiatry
Medical Xpress / Even low-intensity smoking increases risk of heart attack and death, study finds

An analysis of data from almost two dozen long-term studies finds that even low-intensity smokers have a substantially higher risk of heart disease and death compared to people who never smoked, even years after they quit. ...

Nov 18, 2025 in Cardiology
Medical Xpress / Muscle protein linked to exercise opens new way to treat Alzheimer's

Alzheimer's disease (AD) is a devastating cause of memory loss and cognitive decline, for which no curative treatment is available. Among lifestyle factors, physical activity stands out as possibly one of the strongest defenders ...

Medical Xpress / Chronic lymphocytic leukemia: New origins and biomarkers revealed

Researchers at the University of Eastern Finland and their international collaborators have identified key developmental and molecular differences between the two main subtypes of chronic lymphocytic leukemia, CLL. The findings, ...

Nov 18, 2025 in Oncology & Cancer
Medical Xpress / Heavy cannabis use during pregnancy linked to disruption in brain growth

McGill University researchers at the Douglas Research Center have found evidence that heavy cannabis use during pregnancy can cause delays in brain development in the fetus that persist into adulthood.

Nov 18, 2025 in Neuroscience