Medical Xpress news
Medical Xpress / Chlamydia vaccine push gets blueprint as key membrane protein structure emerges
Scientists at UT Southwestern Medical Center, working with other U.S. researchers, have uncovered the structure of a key cell membrane protein in a bacterial model for Chlamydia trachomatis, the cause of the world's most ...
Medical Xpress / New study shows metformin given during acute COVID-19 infection reduced risk of clinician-diagnosed long COVID by 50%
New findings from the ACTIV-6 randomized clinical trial provide important confirmation of prior clinical trial results that metformin, a widely available and inexpensive medication with an established safety record, reduced ...
Medical Xpress / How body clock may shape inflammation, cancer risk and timing of future treatments
Daily life is shaped by the solar day, influencing when we wake up, eat, work and sleep. Inside the body, a similar internal timing system—present in nearly every cell—known as the circadian clock synchronizes many biological ...
Medical Xpress / Low dose atropine eye drops safe and effective for short-sightedness in children, clinical trial suggests
Low-concentration atropine eye drops are a safe and effective treatment for short-sightedness (myopia) in UK children, although the effects are small, suggests a clinical trial published by The BMJ.
Medical Xpress / First large-scale atlas of senescent cells could help inform future therapies for age-related diseases
A research consortium has established a new framework to identify and catalog senescent cells—cells that stop dividing but remain active in the body. Because senescent cells accumulate with age and are thought to contribute ...
Medical Xpress / Nuts hold key minerals, but digestion unlocks only part of them
The presence of minerals in oilseeds, such as Brazil nuts (Bertholletia excelsa) and cashews (Anacardium occidentale), does not guarantee that the body will use them. A study conducted at the Diadema campus of the Federal ...
Medical Xpress / Chile's food warning labels and ad bans cut child obesity risk, analysis suggests
Chile's complementary set of policies targeting food products high in fat, salt and sugar plausibly reduces the risk of school-age children being overweight or having obesity, finds a study published in The Lancet.
Medical Xpress / Scientists reveal an autoimmune vicious cycle in Sjögren's disease
Sjögren's disease is a widespread chronic autoimmune disorder that attacks the body's own glands, yet its underlying disease mechanisms remain poorly understood. In a recent study, researchers from Japan discovered a self-reinforcing ...
Medical Xpress / HERC2 gene's key role in rare neurodevelopmental syndrome deciphered
For years, it has been known that mutations in both copies of the HERC2 gene are associated with a neurodevelopmental disorder characterized by global developmental delay, intellectual disability, features of the autism spectrum ...
Medical Xpress / Personalized blood pressure control after thrombectomy boosts 90-day stroke recovery
Blood pressure management after thrombectomy for acute ischemic stroke may require a change in approach. The HOPE clinical trial—short for Hemodynamic Optimization of Cerebral Perfusion after Endovascular Therapy—led by the ...
Medical Xpress / Mesothelioma cases and deaths keep rising in US despite decades of asbestos regulation
Mesothelioma deaths and diagnoses continue to rise in the United States despite decades of asbestos regulation and reduced industrial use, according to a new national analysis from Sylvester Comprehensive Cancer Center, part ...
Medical Xpress / Biological pacemaker dogma challenged as TBX18 fails and Hcn2 delivers
Researchers from Amsterdam UMC have overturned a key assumption in the biological pacemaker field. In a new preclinical study, they show that the transcription factor TBX18 does not generate true biological pacemaker activity, ...
