Medical Xpress news

Medical Xpress / Special protein in the brain's cleansing system may contribute to loss of brain function in Alzheimer's

Alzheimer's disease is a progressive and permanent loss of nerve cells in the brain. The breakdown causes memory loss, functional impairment and personality changes. In a new study published in Nature Aging, researchers found ...

5 hours ago
Medical Xpress / New Tfr cell model uncovers molecular switches that restrain antibody responses

For the immune system to effectively combat pathogens, antibody responses must be precisely controlled. So-called follicular regulatory T cells (Tfr cells) play a key role in this process by limiting excessive immune responses ...

5 hours ago
Medical Xpress / First use of precision editing to study human embryo development reveals role of master gene

Research led by the University of Cambridge Loke Center for Trophoblast Research has shown that a genome-editing technique can be used to alter a single gene in human embryonic cells, enabling the study of very early human ...

10 hours ago
Medical Xpress / Armed conflict is linked to increased measles cases globally

Countries experiencing armed conflict tend to report more measles cases, and the elevated risk persists even a year after the fighting, according to new research published in PLOS Medicine. The study links armed conflict ...

5 hours ago
Medical Xpress / Identifying immune pathways driving aggressive brain cancers

A new study has uncovered a key mechanism that helps one of the deadliest brain cancers evade the immune system, according to the study published in The Journal of Clinical Investigation.

3 hours ago
Medical Xpress / Video of tiny vessels in the eye assessed by AI may replace needle sticks for anemia screening

A new collaborative study by Tel Aviv University and Sheba Medical Center marks a significant advance toward noninvasive blood testing, one of the most significant unmet needs in the market. The researchers have developed ...

11 hours ago
Medical Xpress / Vulnerable ALS neurons reveal molecular warning signs before cell death begins

A new study from the Knight Initiative for Brain Resilience researchers may help explain an enduring mystery about amyotrophic lateral sclerosis (ALS): why the disease kills off some of the brain and spinal cord's movement-controlling ...

11 hours ago
Medical Xpress / Unfolding stomach capsule could target ulcer-causing bacteria for 48 hours

Between 50% and 100% of people in countries with poor access to clean water are infected with a bacterium called Helicobacter pylori. This bacterium is a leading cause of stomach ulcers, and it can even cause gastric cancer.

11 hours ago
Medical Xpress / Alcohol absorption nearly doubles after bariatric surgery, raising long-term misuse risk

Your body absorbs alcohol much more rapidly after bariatric surgery. Patients need to know this when they choose the kind of surgery they will have. "Bariatric surgery can come with a price. Patients have a significantly ...

12 hours ago
Medical Xpress / New oral heart failure drug appears to be safe and well tolerated in 58-patient early clinical trial

An early clinical study shows that a new oral drug is safe and well tolerated in patients with chronic heart failure. The study, led by researchers at Karolinska Institutet, has been published in The Lancet.

6 hours ago
Medical Xpress / New mechanism found for neuronal death in Alzheimer's and frontotemporal dementia

Markers of a new mechanism for cell death, called karyoptosis, have been found in the brains of patients with Alzheimer's disease and frontotemporal dementia (FTD).

7 hours ago
Medical Xpress / Geometric neural 'map' may help bilingual brains navigate between languages

Anyone who speaks more than one language knows the feeling of expressing the same thought through entirely different linguistic lenses. A new study by researchers at Rice University and Baylor College of Medicine reveals ...

12 hours ago