Medical Xpress news

Medical Xpress / How the heart's 'little brain' helps it function and protects it against stress

For years, scientists have known that the heart has its own network of nerves, the intrinsic cardiac nervous system (ICNS), sometimes called its "little brain." Exactly how it functions has remained something of a mystery, ...

Jul 23, 2026
Medical Xpress / Living in a neighborhood with traffic noise may increase Parkinson's disease risk over time

Loud traffic noise has long been recognized as more than just a disturbance; it is a significant public health concern. Prolonged exposure to excessive traffic sounds can contribute to a range of health problems, including ...

Jul 23, 2026
Medical Xpress / Drug temporarily reverses autism-like brain changes in adult mice within hours

A new mouse study led by UCLA Health suggests that inflammation during pregnancy can trigger autism-like changes in offspring, but those brain and behavioral effects may be rapidly, though temporarily, reversible in adulthood ...

Jul 23, 2026
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 / 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 / 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 / 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 / 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 / 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
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 / Mass-producible immune cells kill patient-derived colorectal tumors in mice

Off-the-shelf and mass-producible immune cells fight solid human tumors engrafted in mice. The Kobe University development is a significant contribution toward faster, cheaper cancer immunotherapy.

Jul 23, 2026