Medical Xpress news

Medical Xpress / Gut-lung microbe shifts may explain clozapine's severe bowel and lung side effects

Schizophrenia is a severe mental health disorder characterized by hallucinations, false and rigid beliefs (i.e., delusions), impaired mental functions, disorganized speech and, in some cases, repetitive body movements. This ...

May 22, 2026
Medical Xpress / How the gut rewires the brain to drive cravings for essential nutrients

Eating is not only about getting enough calories. Animals also need to choose the right nutrients. When the body lacks protein, it must seek essential amino acids—the protein building blocks that cannot be made internally ...

May 22, 2026
Medical Xpress / Brain inflammation is unlikely to explain persistent long COVID symptoms, neuroimaging study finds

A new brain imaging study has found no evidence of widespread brain inflammation in patients suffering from prolonged symptoms after COVID-19 infection. Instead, the most severe long COVID symptoms were associated with increased ...

May 22, 2026
Medical Xpress / Cholesterol-craving cancers need lipid enzymes to use metabolites for growth, study shows

While many American adults are trying to reduce cholesterol levels, certain cancerous tumors have a relentless appetite for the metabolite. Some tumor cells use as much cholesterol as they can access to accelerate their growth ...

May 22, 2026
Medical Xpress / A once-daily pill takes aim at measles, croup and other dangerous viruses

A new oral antiviral drug candidate has been developed for the treatment of diseases caused by orthoparamyxoviruses, such as measles and croup syndrome, according to a study published by researchers in the Center for Translational ...

May 22, 2026
Medical Xpress / Psilocybin cuts nerve pain for weeks and boosts gabapentin in mice

A single dose of psilocybin, the active compound in magic mushrooms, reduces nerve pain for up to a month and makes a widely used painkiller work more effectively, University of Reading research has found.

May 22, 2026
Medical Xpress / Mitochondria may control immune cell activation and the effectiveness of immunotherapy

A study led by researchers at the Centro Nacional de Investigaciones Cardiovasculares (CNIC) has identified a mitochondrial checkpoint that enables dendritic cells to efficiently activate T lymphocytes against viruses and ...

May 22, 2026
Medical Xpress / Nitric oxide rewires gene expression in the brain, offering new insight into Alzheimer's disease

Genes undergo extensive editing through a process called alternative splicing, which greatly increases the size of the functional genome—the working portion of our DNA that helps make each person unique. Put simply, a single ...

May 22, 2026
Medical Xpress / How a father's obesity affects his children's metabolism

The scientific literature already contains robust evidence that obesity, whether maternal or paternal, can lead to metabolic changes in offspring that increase their risk of developing diseases. A new study published in the ...

May 22, 2026
Medical Xpress / COVID-19 mRNA vaccine plus immune system enhancer may reduce need for repeated boosters, say researchers

In a new study published in Nature Immunology, researchers at Boston Children's Hospital demonstrated that pairing the original COVID-19 mRNA vaccine with an immune system enhancer, known as an adjuvant, improved the duration ...

May 22, 2026
Medical Xpress / Running the numbers shows ivermectin could help beat malaria

When a stranger from Spain called Cassidy Rist in her first months at Virginia Tech, she almost didn't take the meeting. The caller was Carlos Chaccour, a physician at the University of Navarra who worked on global health ...

May 22, 2026
Medical Xpress / Common epilepsy drug disrupts early brain growth in human organoids after 30-day exposure

It is known that the antiepileptic drug valproate increases the risk of developmental disorders in unborn children. A study conducted by the Karlsruhe Institute of Technology (KIT), the Heidelberg Academy of Sciences and ...

May 22, 2026