Medical Xpress news

Medical Xpress / Lower diversity and poorer function of gut bacteria linked to frailty in older women

Researchers at the University of Gothenburg have identified clear links between the composition of gut bacteria and frailty in older women. In cases of high frailty, with an increased risk of illness and death, gut bacterial ...

7 hours ago
Medical Xpress / Genome-edited stem cells dodge antibodies, raising hope for chemo-free transplants

Stem cell transplantation (also called bone marrow transplantation) and gene therapy are among the most powerful curative approaches for blood diseases such as sickle cell disease, b-thalassemia, immune deficiencies and some ...

8 hours ago
Medical Xpress / The secret of human intelligence may lie in the power of a single brain cell

What makes the human brain capable of language, imagination, mathematics and invention? For many years, the prevailing view was that the secret of human intelligence lay mainly in scale: the sheer number of neurons in the ...

9 hours ago
Medical Xpress / A long‑standing mystery in the deadliest breast cancer just yielded 81 new treatment targets

Researchers have solved a long-standing mystery of how abnormal chromosomes drive cancer, identifying 81 new genes involved in aggressive breast cancer. The discovery expands understanding of the cellular processes behind ...

8 hours ago
Medical Xpress / Kidney disease profile shifts: Diabetes-linked CKD rises as overall US rate stalls

Chronic kidney disease (CKD) is common, largely silent and serious. Most people who have the condition do not realize they have it, while it sharply raises the risk of heart attacks, strokes, kidney failure and early death. ...

2 hours ago
Medical Xpress / After amyloid plaques form, tau and alpha-synuclein pathology rises in mice

The aging brain frequently harbors multiple protein pathologies that contribute to Alzheimer's, Parkinson's and other neurodegenerative diseases. But how do these problematic proteins interact with each other, and could these ...

2 hours ago
Medical Xpress / Single-night sleep apnea tests may misclassify patients, repeated monitoring suggests

A single night of sleep testing may not be enough to diagnose sleep apnea, with new Flinders University research revealing that night-to-night variation can lead to missed or incorrect diagnoses. The study, published in npj ...

9 hours ago
Medical Xpress / Mechanism linking chronic inflammation to reduced brain regeneration identified

A King's College London study, published in Nature Communications, offers insight into how long-term inflammation may contribute to cognitive decline in disorders such as Alzheimer's disease, aging, depression and the lingering ...

9 hours ago
Medical Xpress / Gut bacteria boost immune system, help send vitamin A to T cells

Scientists at UT Southwestern Medical Center have discovered that gut bacteria help regulate the development of the body's immune system by directing the movement of vitamin A through a previously unrecognized cellular network. ...

10 hours ago
Medical Xpress / Study finds NFL players 4 times more likely to die due to neurodegenerative disease

A new study from Mass General Brigham, Boston University and the Concussion & CTE Foundation found that National Football League (NFL) players had higher rates of neurodegenerative disease-caused mortality than the general ...

9 hours ago
Medical Xpress / People with past or current criminal legal involvement pay significantly more visits to emergency departments

People with a history of criminal legal involvement have higher odds of visiting an emergency department (ED), particularly for substance use and mental health reasons, according to a study published in PLOS One by Vidya ...

5 hours ago
Medical Xpress / US teens underestimate risks of fentanyl use, survey finds

U.S. teens are seriously underestimating how lethal the synthetic opioid fentanyl can be, a new study says.

6 hours ago