Medical Xpress news

Medical Xpress / A serotonin shield rather than a source: Revisiting the placenta's critical role in the health of babies

The placenta has long been thought to produce serotonin during pregnancy. But in a new study, Yale researchers shatter the deep-rooted hypothesis—and show that the placenta doesn't produce serotonin but instead regulates ...

Sep 3, 2025 in Obstetrics & gynaecology
Medical Xpress / Brain-liver circuit links stress to increased blood sugar and type 2 diabetes risk

A study discovered a circuit in the brain that connects stress with increased glucose and therefore may link stress to type 2 diabetes. In stressful situations, this circuit from the amygdala to the liver naturally provides ...

Sep 3, 2025 in Diabetes
Medical Xpress / Virtual reality test reveals impaired spatial orientation skills tied to dementia risk

Individuals with an increased risk of dementia due to Alzheimer's disease may have impaired spatial orientation skills. DZNE researchers have come to this conclusion based on a study involving around 100 older adults who ...

Sep 3, 2025 in Neuroscience
Medical Xpress / Key gene linked to recurrent brain tumors provides a potential treatment target

A research team has identified a novel therapeutic target for recurrent meningioma through precision genomic analysis. By performing single-cell RNA profiling of recurrent meningiomas, the team systematically mapped the tumor's ...

Sep 3, 2025 in Oncology & Cancer
Medical Xpress / Precision genetic target provides hope for Barth syndrome treatment

Researchers at The Hospital for Sick Children (SickKids) have uncovered a promising new therapeutic target for Barth syndrome, a rare genetic condition with no current cure.

Sep 3, 2025 in Genetics
Medical Xpress / Extreme pregnancy nausea: Research reveals the emotional and medical toll

A new study reveals the profound emotional and physical toll of extreme morning sickness, with more than half of affected women reporting they considered terminating their pregnancy, and nine in 10 saying they had thought ...

Medical Xpress / HIV and Alzheimer's pathways collide: Protein fragment disrupts virus assembly in brain cells

A new Northwestern Medicine study has uncovered a surprising molecular link between HIV-1 and a protein fragment associated with Alzheimer's disease, according to findings published in the Proceedings of the National Academy ...

Sep 3, 2025 in HIV & AIDS
Medical Xpress / Nasal mask support improves breathing in preterm babies in clinical trial

Using a nasal mask instead of a traditional face mask to support very premature babies at birth can significantly reduce the need for rescue breathing and escalation of care, a world-first trial led by researchers at Monash ...

Sep 3, 2025 in Pediatrics
Medical Xpress / Temperature-sensing patch invented for early breast cancer detection

A Ph.D. student at the University of Bristol has developed a convenient and cost-effective wearable patch to measure subtle temperature changes across the breast, which could in future be used to detect potential abnormalities ...

Sep 3, 2025 in Oncology & Cancer
Medical Xpress / Excessive alcohol affects a protein-recycling enzyme, which can lead to fatty liver disease

Mayo Clinic researchers have pinpointed how excessive alcohol consumption contributes to fatty liver disease, a condition that affects more than one in three people in the U.S.

Medical Xpress / How aging drives neurodegenerative diseases

A University of Cologne research team has identified a direct molecular link between aging and neurodegeneration by investigating how age-related changes in cell signaling contribute to toxic protein aggregation.

Sep 3, 2025 in Neuroscience
Medical Xpress / Beta-blockers recommended for all heart attack patients, even those with no or mild damage

Imagine someone you care about suddenly experiencing chest pain, turning pale, and breathing heavily. These are some of the symptoms of a heart attack.

Sep 3, 2025 in Medications