Medical Xpress news

Medical Xpress / Why CAR T therapy works for some patients but fails for others may be getting clearer

Chimeric antigen receptor (CAR) T-cell therapy is one of oncology's most powerful ideas: Harvest a cancer patient's own immune cells, genetically engineer them to recognize tumor cells, multiply them in a laboratory and reinject ...

Apr 29, 2026
Medical Xpress / Preclinical efficacy of experimental peptide therapy suggests a new target for metastatic breast cancer treatments

A peptide that successfully targeted and killed metastatic cancer cells in mice may open the door to developing more efficient ways to detect and treat metastatic breast cancer in humans, UTHealth Houston researchers have ...

Apr 29, 2026
Medical Xpress / AI model could warn of cardiac arrest 10 to 15 minutes early

Perelman School of Medicine cardiologist Rajat Deo has been studying electrocardiographic (ECG) data and cardiac rhythms for nearly two decades at Penn. He says that every second, hospitals generate "enormous streams of ECG ...

Apr 29, 2026
Medical Xpress / Revealing the unusual ability of a protein involved in lung and thyroid cancer

Research conducted at the National Cancer Research Centre (CNIO) has revealed an unexpected behavior observed in a protein involved in several types of cancer: it manages to self-activate, meaning it gives itself the order ...

Apr 29, 2026
Medical Xpress / Tumor-on-a-chip reveals how pancreatic cancer interacts with scar tissue and resists treatment

Pancreatic cancer remains one of the most difficult cancers to treat, in large part because tumors do not exist in isolation. Instead, they are surrounded by a dense and complex network of blood vessels, connective tissue, ...

Apr 29, 2026
Medical Xpress / ChatGPT advice preferred over that of professionals, finds mental health study

Artificial intelligence provides good answers to mental health questions. Young people even like ChatGPT's responses better than health care professionals' advice, according to a new study published in DIGITAL HEALTH.

Apr 29, 2026
Medical Xpress / Reward or punishment? New study reveals learning processes in the fruit fly brain

Researchers at Leipzig University have gained important insights into learning mechanisms in the brain of the fruit fly (Drosophila melanogaster). In a new study published in the Proceedings of the National Academy of Sciences, ...

Apr 29, 2026
Medical Xpress / Sedatives in pregnancy not linked to psychiatric disorders in children

A large South Korean study published by The BMJ finds no increased risk of psychiatric or neurodevelopmental disorders, such as ADHD and autism, in children whose mothers used sedative drugs (benzodiazepines or Z-hypnotics) ...

Apr 29, 2026
Medical Xpress / How killer T cells attack tumors in 3D could sharpen future cancer immunotherapy

Cytotoxic T lymphocytes are the body's specialized "killer" cells, precisely eliminating infected or cancerous cells. Their action relies on a specialized exchange zone called the "immune synapse," where they release active ...

Apr 29, 2026
Medical Xpress / These overlooked pregnancy symptoms can signal a life-threatening turn before anyone sees it coming

Ten previously unknown symptoms may indicate an increased risk of severe seizures in pregnant women with preeclampsia—enabling timely preventive treatment for the right patients. The findings, published in PLOS Medicine, ...

Apr 29, 2026
Medical Xpress / B-cell clusters inside kidneys mark faster diabetic disease progression, new maps reveal

A detailed new map of the human kidney revealed a previously unrecognized form of diabetic kidney disease (DKD) marked by clusters of immune cells—specifically B cells—that are linked to faster disease progression. The findings ...

Apr 29, 2026
Medical Xpress / Early disadvantage linked to fewer preventive dental visits into adulthood

People who experienced early socioeconomic disadvantage (SED) were 12–16% less likely to go for preventive dental visits during both adolescence and adulthood, a new University of Bristol study has found. The findings, published ...

Apr 29, 2026