Medical Xpress news
Medical Xpress / How hippocampal place cells and synaptic plasticity contribute to the progressive acquisition of memories
The human brain is known to store various memories for long periods of time, progressively learning from new experiences and forming adaptive representations that ultimately guide decision-making and behavior. When people ...
Medical Xpress / New study reveals genetic link between brain criticality and human cognition
A new study has revealed compelling evidence that brain criticality—a dynamic balance between neural excitation and inhibition—has a strong genetic foundation and is associated with cognitive performance. The research ...
Medical Xpress / In sub-Saharan Africa, 1 in 6 cancer medications found to be defective
Serious quality defects were found in a significant number of cancer medications from sub-Saharan Africa, according to new research from the University of Notre Dame.
Medical Xpress / Updated COVID vaccine reduces risk of severe illness and death, especially for high-risk adults
A new multi-state study led by the Centers for Disease Control and Prevention's (CDC) VISION Network—including Regenstrief Institute—has provided the most comprehensive assessment to date of the effectiveness of 2023–2024 ...
Medical Xpress / Gene therapy may be key to permanently putting HIV into dormant state
In a study of human immune cells infected with HIV, the virus that causes AIDS, scientists at Johns Hopkins Medicine say a molecule within HIV itself can be manipulated and amplified to force the virus into long-term dormancy, ...
Medical Xpress / Some disposable vapes may release higher amounts of toxic metals than traditional cigarettes
Brightly colored, inexpensive and disposable electronic cigarettes and vapes continue to gain popularity. These devices turn flavored nicotine-containing liquid into a vapor that people inhale over hundreds or thousands of ...
Medical Xpress / Dementia cells' misplaced genetic messages may be re-established by drug currently in clinical trials
Researchers at the Francis Crick Institute and UCL have shown that genetic messages are misplaced in nerve cells in a model of Alzheimer's disease and frontotemporal dementia. These messages mostly affect the function of ...
Medical Xpress / Study reveals how Alzheimer's disease and attention shape our ability to remember
Why do some older adults easily remember the name of a new acquaintance or the location of their keys, while others struggle with everyday recall—despite appearing equally healthy?
Medical Xpress / Liver organoid generates organ-specific blood vessels for the first time
Scientists from Cincinnati Children's and colleagues based in Japan report achieving a major step forward in organoid technology: producing liver tissue that grows its own internal blood vessels.
Medical Xpress / Spatial mapping reveals network of cells and genes involved in Crohn's disease complication
Up to half of patients with Crohn's disease, an inflammatory bowel disease, develop a complication called fibrosis, where the gut becomes scarred and obstructed, causing pain and bloating. Currently, the only treatment option ...
Medical Xpress / Critical brain link could explain how Alzheimer's takes hold
A crucial link between the brain's cleaning system and deterioration of neurons associated with Alzheimer's disease has been discovered by University of Queensland researchers.
Medical Xpress / 80% of colorectal cancers resist immunotherapy—this DNA treatment could help
A University of Alberta research team has identified a DNA structure that activates the immune system in cancer cells that are usually resistant to immunotherapy, offering hope of new, more effective treatments for colorectal ...
