Medical Xpress news
Medical Xpress / Unprecedented view inside live stem cells reveals aging process and loss of regenerative capacity
Scientists have developed a powerful new technique that allows them to observe how individual cells manufacture proteins during aging, offering an unprecedented glimpse into the hidden molecular activity of stem cells in ...
Medical Xpress / Rise of dangerous drug adulterant and public health response tracked in New York State
A dangerous sedative called medetomidine has been quietly spreading through New York's illicit drug supply. A new analysis shows how, over several years of careful tracking and coordination, public health agencies in New ...
Medical Xpress / Sleep disorders linked to socioeconomic disparities in Appalachia
Appalachia has a legacy of making the most with limited resources, but there's one thing that there's no way to stretch: sleep.
Medical Xpress / Unexpected allies: Eosinophils may help predict cancer immunotherapy response and survival
Long regarded as cells involved primarily in allergic responses and antiparasitic defense, eosinophils are now drawing increasing attention in oncology. A review article led by Marie Gilon, an oncology resident physician ...
Medical Xpress / Young adults are more perfectionistic than ever before, study finds
College students feel more pressure to be perfect than they did a generation ago, finds research published in Psychological Bulletin. That increase in perfectionism may be tied to social and economic factors such as rising ...
Medical Xpress / Scientists validate a link between autoimmunity and long COVID
A Mount Sinai-led research team has demonstrated that autoimmunity, in which the body's immune system attacks its own tissues, is responsible for the often-debilitating and confounding symptoms of long COVID in a subset of ...
Medical Xpress / Psychiatric 'gold standard' falters as repeat interviews yield different diagnoses
Diagnostic interviews are widely used by mental health professionals to identify conditions such as anxiety, bipolar disorder and depression in adults, but new research led by McMaster University shows that the long considered ...
Medical Xpress / Depression may not only be a consequence, but also a cause of rheumatoid arthritis
According to researchers at Semmelweis University, not only inflammation, but also sleep disorders, depression, obesity, and smoking may sustain persistent rheumatic symptoms. In their publications in the journals Nature ...
Medical Xpress / Gut microbe found to worsen sepsis by triggering hyperinflammatory immune responses
Why do some people recover easily from bacterial infections while others rapidly deteriorate into life-threatening sepsis? According to a new study published in Nature Communications, the answer may lie not only in the invading ...
Medical Xpress / Gene activity clocks estimate lifespan across species, matching epigenetic tools
Molecular clocks that can provide accurate estimates of both molecular age and lifespan across multiple mammalian species and tissue types are presented in an article published in Nature this week. An analysis of more than ...
Medical Xpress / At a live concert, your brain locks onto the music more tightly—especially when the tempo is fast
We have high fidelity vinyl and home audio systems that rival the quality of the sound systems at the local movie theater and we even have high-quality recordings that we can listen to on our preferred personal music device. ...
Medical Xpress / Seven AI models vote out medical hallucinations in 10,000 chatbot tests
As chatbots powered by artificial intelligence become more ingrained in our everyday lives, people are increasingly using them to help diagnose their medical concerns. Should I be worried about this rash? What if this insect ...