Medical Xpress news

Medical Xpress / Sucralose artificial sweetener could make cancer treatment less effective
Sucralose is a popular sugar substitute for people who are cutting calories or managing blood sugar levels, but new research by the University of Pittsburgh and UPMC Hillman Cancer Center suggests that the artificial sweetener ...

Medical Xpress / Study involving turquoise killifish pinpoints key mechanism of brain aging
Aging and neurodegeneration are both known to disrupt the production of functional proteins in cells—a process called "proteostasis," or protein homeostasis. Brain cells in particular fall prey to proteostasis disruptions, ...

Medical Xpress / Big data begins to crack the cold case of endometriosis
Scientists at UCSF have found that endometriosis—a painful chronic disease affecting 10% of women that often goes undiagnosed—often occurs alongside conditions like cancer, Crohn's disease, and migraine.

Medical Xpress / Function behind mysterious variants for gene linked to colon cancer identified
Genes get passed down from parents, determining traits such as eye color and height as well as risk for certain diseases.

Medical Xpress / Distinguishing 'things' from 'stuff': Brain's visual processing areas separate solid objects from flowing substances
Imagine a ball bouncing down a flight of stairs. Now think about a cascade of water flowing down those same stairs. The ball and the water behave very differently, and it turns out that your brain has different regions for ...

Medical Xpress / Mouse study uncovers mast cells' role as gatekeepers against pathogens
The itching, redness and swelling of an allergic reaction are caused by mast cells—the vigilant first responders of the immune system that spring into action with histamine-filled granules in response to a perceived threat.

Medical Xpress / Synthetic torpor offers potential to redefine medicine, say researchers
Nature is often the best model for science. For nearly a century, scientists have been trying to recreate the ability of some mammals and birds to survive extreme environmental conditions for brief or extended periods by ...

Medical Xpress / AI-generated ads match official campaigns in youth vaping awareness study
Generative artificial intelligence could take years off the time between identifying public health risks and launching impactful mass media campaigns.

Medical Xpress / Newly discovered gut bacteria proteins influence hormones, metabolism and bone density
The intestines are home to trillions of microorganisms that produce substances capable of regulating all the body's organs via the bloodstream and the gut's nervous system. Yet, only little is known about the effects of most ...

Medical Xpress / Blood test analyzes immune protein changes to detect early-stage tumors and guide treatment
Current methods for cancer diagnosis are based on identifying biomarkers—molecules that reveal a particular state or process in the body—produced by the tumor or associated proteins. Not surprisingly, these markers are ...

Medical Xpress / Ovarian tumor immune landscapes offer clues to better therapy
The immune system is a major determinant of how patients respond to standard treatments for ovarian cancer, the leading cause of death from gynecological malignancies. But little was known about how the immune landscape of ...

Medical Xpress / Combining MYC inhibitors with metabolic drugs may boost cancer treatment efficacy
Northwestern Medicine investigators have discovered a new combination approach that may improve the efficacy of MYC inhibitor drugs for treating aggressive and treatment-resistant cancers, according to a recent Northwestern ...