Medical Xpress news

Medical Xpress / RNA editing study finds many ways for neurons to diversify

All starting from the same DNA, neurons ultimately take on individual characteristics in the brain and body. Differences in which genes they transcribe into RNA help determine which type of neuron they become, and from there, ...

Nov 20, 2025 in Genetics
Medical Xpress / Dopamine desensitization in fruit flies shows how repeated actions lose appeal over time

Our brain's reward system processes and reinforces pleasurable experiences, motivating us to seek out and engage in rewarding activities ranging from eating to social interactions to recreational drug use. Dopamine plays ...

Nov 20, 2025 in Neuroscience
Medical Xpress / Avian flu warning system alerts for cross-species transmission

How can we monitor the cross-species transmission of avian flu? The answer is FluWarning, a digital system that reports abnormal changes in flu viruses, developed by a research team from the Politecnico di Milano and the ...

Medical Xpress / New on-switch for pain signaling pathway could lead to safer treatment and relief

Researchers at Tulane University, with a team of colleagues from eight other universities, have discovered a new nerve cell signaling mechanism that could transform our understanding of pain and lead to safer, more effective ...

Nov 20, 2025 in Medical research
Medical Xpress / Engineered immune cells target and destroy glioblastoma in animal models

With a five-year survival rate of less than 5%, glioblastoma is one of the most aggressive types of brain cancer. Until now, all available treatments, including immunotherapy—which involves strengthening the immune system ...

Nov 20, 2025 in Oncology & Cancer
Medical Xpress / Aged blood vessel cells drive metabolic diseases, preclinical study suggests

Investigators from the Center for Advanced Gerotherapeutics at Cedars-Sinai found that aged blood vessel cells play a key role in the development of metabolic disorders, including diabetes. The preclinical findings, published ...

Nov 20, 2025 in Gerontology & Geriatrics
Medical Xpress / Genome-scale models can predict how the gut microbiome influences health

The gut microbiome is made up of trillions of microbes that play a vital role in keeping us healthy. A disturbance in the balance of these microbes can contribute to a variety of health conditions, such as inflammatory bowel ...

Nov 20, 2025 in Genetics
Medical Xpress / Heat shock protein masks BRCA1 mutations, suggesting a new treatment path

Researchers from The University of Texas MD Anderson Cancer Center identified a new role for heat shock protein 90 (HSP90) in cancer predisposition and treatment resistance.

Nov 20, 2025 in Oncology & Cancer
Medical Xpress / Shimmering calcium waves shape eye development, fruit fly study suggests

For just a few hours, shimmering waves of calcium move through cells in the developing eyes of fruit flies. These spontaneous waves serve a purpose, enabling communication between cells and shaping the eye structure, according ...

Nov 20, 2025 in Neuroscience
Medical Xpress / Ancient Arctic adaptations may influence modern disease risk

Over the past 25 years, Greenlanders have experienced a dramatic increase in cardiometabolic diseases, including type 2 diabetes and cardiovascular disease. Scientists have already linked their increased risk of these diseases ...

Nov 20, 2025 in Genetics
Medical Xpress / Gene scissors in camouflage mode help in the search for cancer therapies

The immune system plays a crucial role in fighting tumors and metastases. Consequently, it is decisive to conduct cancer research in mouse models with an immune system that is as natural as possible—which is easier said ...

Nov 20, 2025 in Oncology & Cancer
Medical Xpress / Expert argues psychedelics too unruly for traditional product development

Investor appetite in corporate psychedelia is returning, but the sector faces fundamental barriers to profitability, according to new research.

Nov 20, 2025 in Medications