Medical Xpress news

Medical Xpress / Vitamin B3 therapy offers hope for fatal childhood disease

Scientists at Gladstone Institutes have flipped the traditional approach to finding potential treatments for deadly diseases. Instead of starting with a disease and hunting for a cure, they began with vitamins and systematically ...

Medical Xpress / How ketogenic diets help prevent seizures

A ketogenic diet—one that is high in fat and extremely low in carbohydrates—has been known for decades to reduce seizures in some epilepsy patients. But how the highly restrictive diet achieves these effects has not previously ...

Feb 25, 2026 in Endocrinology & Metabolism
Medical Xpress / Single daily pill shows promise as replacement for complex, multi-tablet HIV treatment regimens

A new, daily oral tablet that combines two current HIV treatment medications, bictegravir and lenacapavir (BIC/LEN), could effectively replace more complicated HIV treatment regimens used by people living with HIV who are ...

Feb 25, 2026 in HIV & AIDS
Medical Xpress / Long-term brain effects of COVID-19 vs. flu: Study reveals key differences

Even a mild case of COVID-19 or the flu can impact the body long after the fever and cough fade, according to new Tulane University research that may help explain why some people struggle to feel fully recovered weeks or ...

Feb 25, 2026 in Neuroscience
Medical Xpress / Differing immune responses in infants may explain increased severity of RSV over SARS-CoV-2

Young infants hospitalized with respiratory syncytial virus (RSV) often become much sicker than those infected with SARS-CoV-2, the virus that causes COVID-19. In a study published in Science Translational Medicine, scientists ...

Feb 25, 2026 in Immunology
Medical Xpress / Neurosurgeons are really good at removing brain tumors—they're about to get even better

When removing cancerous tissue in the brain, neurosurgeons often use "awake brain mapping" to minimize the risk of causing unintended disruptions to a patient's quality of life while removing as much tumor as possible. This ...

Feb 25, 2026 in Neuroscience
Medical Xpress / Keeping neurons on the right path: Scientists identify key driver of cortical layering during brain development

The cerebral cortex, the brain's outermost region responsible for higher cognitive functions, depends on a highly ordered, layered structure. Its proper development requires newly generated neurons to migrate to precise locations ...

Feb 25, 2026 in Neuroscience
Medical Xpress / Cell signaling step sharpens understanding of how the body responds to exercise's energy demands

Researchers have investigated the role of a certain enzyme in regulating energy in muscle and exercise performance for decades, but a new study by Virginia Tech scientists has identified more precisely than ever how this ...

Feb 25, 2026 in Endocrinology & Metabolism
Medical Xpress / Vitamin B7 reveals a new metabolic weak spot in some cancers

A research group at the University of Lausanne (Unil) has identified a new mechanism that exposes the vulnerability of tumor cells when they are deprived of vitamin B7. The ability of cells to adapt to fluctuations in nutrient ...

Feb 25, 2026 in Oncology & Cancer
Medical Xpress / 'Off the shelf' immunotherapy could get a lift from gene-edited natural killer cells

Since scientists first discovered that human immune cells could be modified to become cancer-fighting agents, they've been trying to engineer a cell that's effective against solid tumors, which account for the vast majority ...

Feb 25, 2026 in Oncology & Cancer
Medical Xpress / Yawns in healthy fetuses might indicate mild distress

Even in the womb, where all oxygen is provided by the parental placenta, fetuses can—and do—yawn. More yawns during observation were associated with a lower weight at birth—potentially indicating mild fetal stress in ...

Feb 25, 2026 in Obstetrics & gynaecology
Medical Xpress / Gallbladder cancer could soon be detected in blood

Researchers at Tezpur University in Assam, India, working with scientists at the University of Illinois Urbana-Champaign, have identified distinct chemical signatures in blood that could help detect gallbladder cancer earlier. ...

Feb 25, 2026 in Oncology & Cancer