Medical Xpress news

Medical Xpress / Gut microbiome reveals molecular clues to how quickly our bodies age

Researchers at the University of Hawaiʻi at Mānoa have found that certain gut bacteria are linked to how quickly the body ages, providing new insight into the connection between the gut, health and longevity.

Jul 23, 2026
Medical Xpress / Overlooked brain protein tied to epilepsy yields first inhibitors in early experiments

Scientists at the Icahn School of Medicine at Mount Sinai have uncovered the first high-resolution structure of NBCn2, a brain protein linked to epilepsy, autism spectrum disorder and other neurological conditions, and developed ...

Jul 23, 2026
Medical Xpress / Blurred genome boundaries emerge as a new layer of Alzheimer's biology

Researchers from Carnegie Mellon University's School of Computer Science, the University of Pittsburgh School of Medicine and the University of Washington have shed new light on Alzheimer's disease that could point to new ...

Jul 23, 2026
Medical Xpress / Ancient molecule made inside tumors drives immune response, study finds

An ancient molecule that existed long before the circulatory system evolved has been found to support cancer immunotherapy. Researchers at Nagoya University in Japan found that complement C3 protein acts inside tumors to ...

Jul 23, 2026
Medical Xpress / Dormant pigment cells found in vitiligo patches may offer treatment target

Vitiligo is an autoimmune disease in which the body's immune system attacks and destroys melanocytes, the cells that produce the skin pigment melanin. Once the melanocytes are gone, the skin turns white, leading to the characteristic ...

Jul 23, 2026
Medical Xpress / Brain cancer map uncovers thousands of hidden targets for personalized immunotherapies

Researchers from the Clinical Neuroscience Consortium (CNC), a collaborative platform jointly established by the LKS Faculty of Medicine of the University of Hong Kong (HKUMed) and Queen Mary Hospital, in collaboration with ...

Jul 23, 2026
Medical Xpress / Traveling waves in rat brains give hints about information transfer in consciousness

How and why we experience consciousness is a question that has long plagued philosophers and scientists alike. We have come to understand that, when awake, our brains organize neural information for perception, yet we completely ...

Jul 23, 2026
Medical Xpress / A mother's devotion to newborns begins in the brain, study suggests

New research has found that a hormone is responsible for making mothers' interactions with newborns feel rewarding rather than just necessary. The University of Otago—Ōtākou Whakaihu Waka study, published in Science Advances, ...

Jul 23, 2026
Medical Xpress / Premature blood stem cell aging in sickle cell disease may be reversible

Sickle cell disease causes premature aging of blood stem cells, which scientists may be able to address with a special class of drugs, according to a new study from St. Jude Children's Research Hospital. Patients with sickle ...

Jul 23, 2026
Medical Xpress / Gene activity in blood fluctuates more than expected—and that has consequences for medicine

Take a blood sample from someone in the dead of winter. Take another in midsummer. Same person, same laboratory. And yet, at the level of gene activity, the molecular picture can look surprisingly different. This is not an ...

Jul 23, 2026
Medical Xpress / New immune mechanism helps explain why ovarian cancer stops responding to chemotherapy

Scientists at The Wistar Institute have identified a new mechanism behind the chemotherapy resistance that makes ovarian cancer so lethal. In a new study published in The Journal for ImmunoTherapy of Cancer, the researchers ...

Jul 23, 2026
Medical Xpress / Artery-on-a-chip helps predict stroke risk

Predicting an individual's risk of ischemic stroke is difficult because thrombosis embolization—the process of a blood clot detaching from the area where it formed, traveling and then sticking in another blood vessel—is based ...

Jul 23, 2026