Medical Xpress news

Medical Xpress / Colorectal cancer has a backup plan, and it begins when mature gut cells regain stem-like traits

In a recent study, Stevens researchers have shown how colorectal cancers can evolve from mature intestinal cells that revert to stem cells. These findings explain why colorectal cancers are so resistant to treatment and can ...

13 hours ago
Medical Xpress / Why some tumors resist immunotherapy: Blocking miR-25 may help turn 'cold' cancers 'hot'

Immune checkpoint therapy, a type of cancer immunotherapy that helps the immune system recognize and attack tumors, has transformed cancer treatment. While these therapies can produce long-lasting benefits for some patients, ...

11 hours ago
Medical Xpress / New 3D map of the heart's electrical wiring can help patients with congenital heart disease

Researchers from UCL (University College London) and the ESRF (The European Synchrotron) have produced the first three-dimensional map of the heart's electrical wiring in Tetralogy of Fallot, one of the most common congenital ...

13 hours ago
Medical Xpress / Targeted therapy reduces risk of lung cancer recurrence by 83% in rare genetic subtype

A new study co-led by investigators at the UCLA Health Jonsson Comprehensive Cancer Center shows that the targeted cancer drug selpercatinib can significantly reduce the risk of lung cancer returning in patients with a rare ...

12 hours ago
Medical Xpress / Middle-aged and older adults with autistic traits face rising anxiety over time, study finds

A major UK study has found that while most middle-aged and older adults experience low levels of anxiety, a small group of people with higher autistic traits are much more likely to report that their anxiety worsens as they ...

20 hours ago
Medical Xpress / Magnetic particle imaging may help tailor cell therapy delivery, mouse study suggests

Scientists at Johns Hopkins Medicine say they used a form of magnetic imaging to track cell therapy injections commonly used to treat certain autoimmune diseases and cancers. The findings, from a study of mice, add to a growing ...

14 hours ago
Medical Xpress / Children's brain tumors may spread faster when microglia build invasion-friendly scaffolding

Researchers at the Institute of Environmental Medicine (IMM), Karolinska Institutet, have identified a possible mechanism behind the spread of the aggressive brain tumor diffuse midline glioma. The study shows that the brain's ...

15 hours ago
Medical Xpress / National index tracks AI health care regulations as policy patchwork grows

As artificial intelligence rapidly enters health care, policymakers and health systems are struggling to keep pace with the implications for how the technology should be governed to ensure patient safety, provider accountability, ...

14 hours ago
Medical Xpress / How cells clear immune signals could reshape drug design and cancer spread research

Our body receives and processes a vast number of signals. Chemical signals serve as guidance cues and ensure, for example, that immune cells arrive exactly where they are needed. Many vital processes such as sensory perception, ...

16 hours ago
Medical Xpress / Surprising benefits for seniors can come via brain training

Cognitive training apps and programs promise to sharpen memory, improve attention and prevent cognitive decline. One important question about these claims is whether the improvements produced by such exercises transfer to ...

19 hours ago
Medical Xpress / Triple therapy could block newborn meningitis without antibiotics

Newborn meningitis is one of the most dangerous childhood infections. It is often life-threatening and can cause serious and lasting damage, including developmental problems, in the children who survive. Although meningitis ...

16 hours ago
Medical Xpress / Baby brain myth fades as 300 new parents match non-parents on cognition

The largest and most comprehensive study of memory and cognition in new parents has found no evidence for "baby brain" in mums and dads. New mums often complain about having "baby brain," where memory and cognition become ...

18 hours ago