Medical Xpress news
Medical Xpress / Novel tool measures how cancer cells rewrite genetic instructions to aid growth and survival
Cancer is caused by faulty genes, but what also shapes a cancer cell's behavior is how a gene's instructions are trimmed and rearranged before they are turned into the proteins that keep a cell alive. A study published in ...
Medical Xpress / Researchers trace brown fat to an unexpected embryonic source at the aorta
A team of scientists has identified an unexpected embryonic "starting point" for several brown-fat depots: a small cell niche around the dorsal aorta. Using a combination of time-controlled genetic lineage tracing and single-cell ...
Medical Xpress / Scan that makes prostate cancer cells glow could cut need for biopsies
An imaging test could safely halve the number of people who need a biopsy for suspected prostate cancer following inconclusive or reassuring results from an MRI scan, new research has found. Findings from the PRIMARY2 trial ...
Medical Xpress / Differences in early Alzheimer's brain markers across diverse populations appear in advanced PET brain scans
A team of researchers at the USC Mark and Mary Stevens Neuroimaging and Informatics Institute (Stevens INI) at the Keck School of Medicine of USC has identified important differences in how early Alzheimer's disease-related ...
Medical Xpress / Spousal loss linked to higher risk of dementia and mortality among men, but not women
The loss of a spouse is an incredibly emotional and stressful experience, and as populations continue to live longer lives, more couples will experience this distress. But spousal bereavement appears to affect genders differently, ...
Medical Xpress / High-fat diet-linked dysbiosis may send gut bacteria to the brain via vagus nerve
Gut dysbiosis caused by a high-fat diet can allow bacteria to move from the gut to the brain in mice, according to a new study by David Weiss and Arash Grakoui from Emory University, U.S., and colleagues published in the ...
Medical Xpress / Romiplostim prevents serious side effect of chemotherapy in phase 3 trial
Results from a global phase 3 clinical trial led by investigators at Mass General Brigham show that the medication romiplostim can effectively prevent chemotherapy from destroying platelet-producing bone marrow cells, a common ...
Medical Xpress / New atlas that charts tumor cell diversity could guide personalized therapy for head and neck cancer
Head and neck squamous cell carcinomas (HNSCC) are the seventh-most prevalent form of cancer and are associated with human papilloma virus infection (HPV-positive) or with tobacco and alcohol use (HPV-negative). HPV-negative ...
Medical Xpress / Sleep apnea aggravates muscle loss in people with COPD, research shows
Chronic obstructive pulmonary disease (COPD) is known for causing breathing difficulties and limiting everyday activities. Obstructive sleep apnea syndrome (OSAS), on the other hand, is usually associated with loud snoring ...
Medical Xpress / How bacteria suppress immune defenses in stubborn wound infections
Researchers have revealed how a common bacterium, Enterococcus faecalis (E. faecalis), releases lactic acid to acidify its surroundings and suppress the immune-cell signal needed to start a proper response to infection. By ...
Medical Xpress / Personalized support program improves smoking cessation for cervical cancer survivors
A new study led by UCLA researchers suggests that a personalized counseling program can significantly help women who have survived cervical precancer or cervical cancer to quit smoking—and does so at a cost that researchers ...
Medical Xpress / AI meal plans for teens may undercount calories by nearly 700, study suggests
Many teens dealing with weight issues are turning to AI models to help them create meal plans with the aim of losing weight. But a new study shows that the resulting plans may not always adequately cover necessary nutrients ...
