Medical Xpress news

Medical Xpress / The uterus' immune system can regenerate after transplantation, study shows

The immune system in the uterus can regenerate after both uterus transplantation and bone marrow transplantation. This is shown by a new study from Karolinska Institutet. The new insights into how the uterine immune environment ...

Mar 12, 2026
Medical Xpress / Tuning T cells' cancer-killing power via an engineered hydrogel platform

Lymph nodes, considered the command centers of our immune system, often get swollen and stiff when fighting infection. Now, a UC Berkeley-led team of researchers has discovered that this mechanical change may help instruct ...

Mar 12, 2026
Medical Xpress / Anchoring a key immune molecule makes T cells hit harder

Researchers at the Kennedy Institute of Rheumatology have found that physically resisting the formation of an immunological synapse actually promotes a stronger immune response. The findings could help explain how immune ...

Mar 12, 2026
Medical Xpress / Overlooked brainstem pathway that controls human hands offers stroke therapy targets

Researchers have identified a network of connections linking the brainstem and spinal cord that helps control hand and arm movements, revealing an unexpected layer of the nervous system enabling people to grasp, hold, and ...

Mar 12, 2026
Medical Xpress / Immune cells in the brain may tune fertility hormones, animal study suggests

The kick-off signal for puberty begins in the brain. Specifically, in the hypothalamus, where specific neurons release a hormone that activates the hypophysis, at the base of the skull, which then releases other hormones ...

Mar 12, 2026
Medical Xpress / Power outages linked to more emergency hospital visits for older adults

Adults over age 65 experience greater numbers of emergency hospitalizations for cardiovascular and respiratory diseases during and after power outages, reports a new study by Heather McBrien of Columbia Mailman School of ...

Mar 12, 2026
Medical Xpress / Federal drug price reforms are improving medication adherence, new study finds

More than 1 in 4 U.S. adults struggle to afford their prescription medications. Those who can't are left with grim choices—such as skipping doses, cutting pills in half, or abandoning prescriptions entirely—that can come ...

Mar 12, 2026
Medical Xpress / Researchers trace brown fat to an unexpected embryonic source at the aorta

A team of scientists has identified an unexpected embryonic "starting point" for several brown-fat depots: a small cell niche around the dorsal aorta. Using a combination of time-controlled genetic lineage tracing and single-cell ...

Mar 12, 2026
Medical Xpress / Scan that makes prostate cancer cells glow could cut need for biopsies

An imaging test could safely halve the number of people who need a biopsy for suspected prostate cancer following inconclusive or reassuring results from an MRI scan, new research has found. Findings from the PRIMARY2 trial ...

Mar 12, 2026
Medical Xpress / High-fat diet-linked dysbiosis may send gut bacteria to the brain via vagus nerve

Gut dysbiosis caused by a high-fat diet can allow bacteria to move from the gut to the brain in mice, according to a new study by David Weiss and Arash Grakoui from Emory University, U.S., and colleagues published in the ...

Mar 12, 2026
Medical Xpress / Spousal loss linked to higher risk of dementia and mortality among men, but not women

The loss of a spouse is an incredibly emotional and stressful experience, and as populations continue to live longer lives, more couples will experience this distress. But spousal bereavement appears to affect genders differently, ...

Mar 12, 2026
Medical Xpress / Differences in early Alzheimer's brain markers across diverse populations appear in advanced PET brain scans

A team of researchers at the USC Mark and Mary Stevens Neuroimaging and Informatics Institute (Stevens INI) at the Keck School of Medicine of USC has identified important differences in how early Alzheimer's disease-related ...

Mar 12, 2026