Medical Xpress news

Medical Xpress / Everyday chemical exposures linked to preterm birth and lower birthweight

In one of the largest studies of chemical exposures during pregnancy to date, new research led by the UNC Gillings School of Global Public Health, Stanford University School of Medicine and Woods Institute for the Environment ...

7 hours ago
Medical Xpress / Newborn neurons routinely break then repair DNA during brain cortex formation, study reveals

Newborn nerve cells must squeeze through crowded, narrow spaces—through dense tissue, past other cells, and between fibers—to reach the areas where they form neural circuits in the brain cortex. In a study published in Nature, ...

7 hours ago
Medical Xpress / Birth control pills may increase binge eating, new study reveals

A new study from Michigan State University found increases in binge eating when taking hormone pills in the form of oral contraceptives—but not in all women. This is the first large-scale study of changes in binge-related ...

7 hours ago
Medical Xpress / Early neuron development influenced by unexpected gene-like behavior, researchers report

Cells have surface receptors that couple with proteins and other molecules to initiate or inhibit certain behaviors. Typically, the number of these receptors increases as the cell matures, but researchers have now identified ...

4 hours ago
Medical Xpress / Study identifies a new cause of age-related inflammation, suggesting promising treatment pathway

A new study led by researchers at The University of Texas MD Anderson Cancer Center has uncovered a previously unknown connection between nucleic acid structures called R-loops and age-related inflammation—or inflammaging—that ...

9 hours ago
Medical Xpress / Gene therapy shows promise for life-threatening inherited heart disease

A new gene therapy appears to be safe in patients diagnosed with Friedreich ataxia cardiomyopathy, a progressive and fatal inherited cardiac disease, according to a phase 1 clinical trial led by Weill Cornell Medicine researchers. ...

3 hours ago
Medical Xpress / Colorectal cancer research reveals new mechanism in targeted therapy against metastasis

Researchers at the Medical University of Vienna have described a mechanism in metastatic colorectal cancer that has received little attention to date: A key target of existing therapies, the so-called epidermal growth factor ...

5 hours ago
Medical Xpress / Legal system contact tied to years of worse mental health in teens

Youth who have contact with the U.S. legal system may be at increased risk of mental health symptoms, including anxiety, depression, hostility and psychoticism, according to a study published in PLOS One by Raquel V. Oliveira ...

4 hours ago
Medical Xpress / How a flash of light could help the brain learn new skills

A new University of Otago—Ōtākou Whakaihu Waka-led study has put its own spin on Pavlov's dog experiment, shining a light on how our brain learns new things. The study, "The superior colliculus gates dopamine responses to ...

9 hours ago
Medical Xpress / Fully open medical AI framework lets anyone audit how clinical LLMs are built

Medical large language models (LLMs) are increasingly being used in clinical settings. For example, AI is helping doctors in emergency rooms flag diagnoses or support decisions. The problem is that most of these systems are ...

9 hours ago
Medical Xpress / Scientists uncover how physical activity may help protect older adults against cancer

Duke-NUS scientists have discovered that aging muscle may contribute to cancer growth by releasing fewer extracellular vesicles, tiny particles that cells use to communicate with one another. Their study also found that the ...

11 hours ago
Medical Xpress / A new AI framework that can help doctors build better tools

Artificial intelligence can help predict a patient's risk for conditions such as sepsis, heart disease and cancer. But many of these tools fall short in real-life clinical practice because they are difficult for doctors to ...

10 hours ago