Medical Xpress news
Medical Xpress / Cell-by-cell analysis uncovers 345 risk genes across six neuropsychiatric disorders
The emergence of neuropsychiatric disorders, conditions that affect various brain functions and behaviors, is known to be driven by an intricate combination of factors. These can include both a genetic predisposition and ...
Medical Xpress / An endurance limit that surfaces in punishing races may begin at birth
A new study is raising questions about whether human endurance has biological limits shaped long before adulthood—possibly beginning at birth. Researchers are examining whether birth weight, a known risk factor for disease ...
Medical Xpress / Small dose of antibiotic yields good results in treating panic attacks
A study shows that small doses of the antibiotic minocycline may help treat panic disorder. Experiments conducted at São Paulo State University (UNESP) in mice and at the Federal University of Rio de Janeiro (UFRJ) in humans ...
Medical Xpress / US may lose measles elimination status after outbreaks spread to 45 states
After public health experts declared measles eliminated in the U.S. in 2000, the U.S. Centers for Disease Control and Prevention (CDC) established seven indicators of measles elimination status to ensure that the country ...
Medical Xpress / Still moments reveal how the brain links distant places during learning
When the brain encodes and consolidates memories, it often connects related experiences that happened in different places and at different times. The neural processes that contribute to linking different meaningful experiences, ...
Medical Xpress / T cells secrete DNA to boost the immune system's cancer-fighting ability
Activated immune cells secrete tiny capsules bearing DNA that can enter other immune and tumor cells to stimulate the body's defense systems, according to a study led by investigators at Weill Cornell Medicine. The discovery ...
Medical Xpress / Restoring protein recycling helps exhausted T cells fight tumors again
T cells are crucial components of our immune system, serving as critical protectors against infection and disease. But there are limits to their defensive capabilities. T cells are not inexhaustible protectors. Often, when ...
Medical Xpress / Host genetics and sex can steer flu toward greater virulence, mouse experiments reveal
During the early stages of a pandemic, viruses tend to evolve in ways that enhance their ability to reproduce and spread, rather than to evade the host's immune system. The genetics and sex of the host influence how a novel ...
Medical Xpress / No live animal testing needed: Lab-grown airway organoids reveal viral infection in wildlife species
Experimental infections, where a pathogen is introduced into the host body to see its effects in action, are considered the gold standard for assessing how vulnerable a host is, offering clear insights into how a pathogen ...
Medical Xpress / AI surpasses physicians on clinical reasoning tasks, raising the bar for more serious testing
In one of the largest studies to compare artificial intelligence and physicians on a wide array of clinical reasoning tasks including real emergency department data, a team of physicians and computer scientists at Harvard ...
Medical Xpress / Diabetes flips immune cells from repair to inflammation in peripheral artery disease, study finds
Type 2 diabetes can turn immune cells that help with tissue repair and anti-inflammatory responses into triggers of chronic inflammation. A recent study investigated why people with type 2 diabetes are at a higher risk of ...
Medical Xpress / Severe narcolepsy found to damage a second brain region
For nearly 25 years, scientists believed they knew what caused the most severe form of narcolepsy. A new UCLA Health study now suggests they were only half correct. In a study published in Nature Communications, UCLA Health ...
