Medical Xpress news

Medical Xpress / New therapy eliminates gum disease bacterium while preserving beneficial oral microbes

Researchers at Nagoya University in Japan have created an innovative treatment for periodontitis that targets and eliminates harmful bacteria while preserving beneficial oral microbes essential for health. The findings were ...

Aug 4, 2026
Medical Xpress / Erectile dysfunction drug used to treat enlarged prostate symptoms may raise glaucoma risk

An erectile dysfunction drug that is also used to treat symptoms, such as sudden urgency and frequency, associated with an enlarged prostate in men may heighten the risk of glaucoma, a serious eye condition, a large comparative ...

Aug 4, 2026
Medical Xpress / How the brain's electrical signatures shift as tinnitus becomes chronic

Ears are built to listen to sounds from the world around us, but for some people, the sound comes from within. Tinnitus causes people to hear ringing or other noises in one or both ears or in their heads, even when there ...

Aug 4, 2026
Medical Xpress / What's in kratom products? Tests find 85% conflict with labels

What's listed on a kratom product label may not tell the full story. Researchers in the University of Florida College of Pharmacy have found that commercially available kratom products, including many kratom-derived products, ...

Aug 4, 2026
Medical Xpress / Researchers discover immune 'off switch' used by cancer cells

Mayo Clinic researchers have identified a protein that cancer cells use to shut down the body's immune response, a discovery that could help scientists develop new treatments that make cancer immunotherapies more effective.

Aug 4, 2026
Medical Xpress / Immune cells in human lung tissue may drive the development of autoimmune disease

A massive analysis of immune cells in human tissue is yielding clues to the root causes of lung and autoimmune diseases.

Aug 4, 2026
Medical Xpress / 3D genome mapping in rare immune cells reveals new Crohn's disease genes

A new study co-led by professor Valeriya Malysheva, group leader at the VIB-UAntwerp Center for Molecular Neurology, published in Nature Genetics, uncovers how the three-dimensional organization of DNA in rare immune cells ...

Aug 4, 2026
Medical Xpress / Microplastics cross placenta-like barrier and disrupt key pregnancy hormones in new cell model study

Tiny, near-invisible fragments of plastic shed from the products we use every day through sunlight and mechanical wear have been quietly working their way deep into the human body. Microplastics have already been found in ...

Aug 4, 2026
Medical Xpress / 3D brain tissue model recreates key Alzheimer's interactions for drug testing

How can Alzheimer's research be made faster, better and more effective? After decades of intensive research worldwide and despite recent therapeutic advances, scientists have not managed to fully arrest the progress of the ...

Aug 4, 2026
Medical Xpress / Evolutionary history may help explain why some people develop more severe COVID-19 than others

Every time a virus invades a person, it collides with thousands of years of human history. A study led by researchers at the USC Dornsife College of Letters, Arts and Sciences and Howard University suggests that some of the ...

Aug 4, 2026
Medical Xpress / Single-dose drug candidate clears malaria parasites in mice, including dormant forms

Malaria is an ancient disease, dating back to 4,000–3,000 B.C., according to genetic evidence. Two hundred fifty million people are infected each year, and 610,000 cases are fatal. UIC researchers have developed a new antimalarial ...

Aug 4, 2026
Medical Xpress / Social media algorithms expose many adolescents to self-harm content, study finds

Digital technologies have profoundly transformed how adolescents acquire information and interact with each other outside school. Numerous preteens and teenagers worldwide access social media platforms daily to read posts, ...

Aug 4, 2026