Medical Xpress news

Medical Xpress / New possible treatment pathway for Shank3-related autism discovered

Autism spectrum disorder (ASD) is a neurodevelopmental condition characterized by differences in communication, behavior and the processing of sensory information. Past research has shown that some individuals diagnosed with ...

28 minutes ago in Neuroscience
Medical Xpress / Human brains are preconfigured with instructions for understanding the world, evidence suggests

Humans have long wondered when and how we begin to form thoughts. Are we born with a pre-configured brain, or do thought patterns only begin to emerge in response to our sensory experiences of the world around us? Now, science ...

2 hours ago in Neuroscience
Medical Xpress / Rejuvenating the blood: New pharmacological strategy targets RhoA in hematopoietic stem cells

Aging is defined as the deterioration of function over time, and it is one of the main risk factors for numerous chronic diseases. Although aging is a complex phenomenon affecting the whole organism, it is proved that the ...

2 hours ago in Gerontology & Geriatrics
Medical Xpress / APOE gene raises delirium risk even without dementia, global analysis reveals

A major genetic risk factor for delirium has been identified in a study that analyzed the DNA of more than 1 million people worldwide.

2 hours ago in Genetics
Medical Xpress / AI learns from the tree of life to support rare disease diagnosis

Researchers have created an artificial intelligence model that can identify which mutations in human proteins are most likely to cause disease, even when those mutations have never been seen before in any person.

2 hours ago in Genetics
Medical Xpress / How a cheap, century-old drug can improve life with type 1 diabetes

A Garvan-led clinical trial has found that using a common and inexpensive type 2 diabetes drug reduces insulin needs in type 1 diabetes, opening doors for improved management of the condition.

2 hours ago in Medications
Medical Xpress / Epigenetic changes regulate gene expression, but what regulates epigenetics?

All the cells in an organism have the exact same genetic sequence. What differs across cell types is their epigenetics—meticulously placed chemical tags that influence which genes are expressed in each cell. Mistakes or ...

17 hours ago in Genetics
Medical Xpress / AI-driven system automates fax filing and digital consent, saving 8,500 staff hours

An emerging artificial intelligence-powered system developed at Penn Medicine has tripled the speed of fax processing and cut a full week off the new patient intake process—freeing up thousands of staff hours. The system, ...

17 hours ago in Health informatics
Medical Xpress / Macrophage-killing bacterial toxin weakens the gut's defenses against ulcerative colitis

Ulcerative colitis (UC) is one of the most common inflammatory bowel diseases, a lifelong condition that can cause chronic inflammation and ulcers in the lining of the large intestine. This can lead to symptoms such as rectal ...

Nov 22, 2025 in Immunology
Medical Xpress / Nasal nanomedicine delivers immune-boosting therapy to fight brain tumors

Researchers at Washington University School of Medicine in St. Louis, along with collaborators at Northwestern University, have developed a noninvasive approach to treat one of the most aggressive and deadly brain cancers. ...

Nov 22, 2025 in Immunology
Medical Xpress / Not all immune cells are created equal: Memory T cells in tissues outlast those in blood

Memory T cells are a special type of white blood cell that "remember" past infections and vaccines, helping our bodies to quickly respond if we encounter the same germs again. These cells are found throughout the body: some ...

Nov 22, 2025 in Immunology
Medical Xpress / Flu activity is low, but experts worry about a new strain and vaccination rates

The U.S. flu season is starting slowly, and it's unclear if it will be as bad as last winter's, but some health experts are worried as U.S. Centers for Disease Control and Prevention data posted Friday shows a new version ...

Nov 22, 2025 in Health