Medical Xpress news
Medical Xpress / Scans reveal lithium distribution in bipolar disorder
A revolutionary scanning technique has revealed that lithium MRI is a powerful tool for studying how the drug interacts with the brain and could offer more personalized treatment for bipolar disorder.
Medical Xpress / Faded letters, early warnings: A new clue for aging eyes
Struggling to read more than six lines on an eye chart with fading letters may serve as a visual "yellow light" for older adults—raising red flags that routine exams sometimes fail to detect. A new University of Michigan ...
Medical Xpress / Neural pathways reveal a push-pull system for coordinating goal-directed behavior in mice
Most of the tasks that humans complete daily entail carefully coordinating movements and tracking progress made toward a desired goal. Past studies have highlighted the role of the basal ganglia (BG), a set of interconnected ...
Medical Xpress / Scientists uncover how ovarian cancer resists chemotherapy—and how to reverse it
Michigan State University researchers have identified how ovarian cancer cells become resistant to chemotherapy and discovered a protein that, when blocked, can restore the drug's effectiveness.
Medical Xpress / Breastfeeding may help babies sleep longer by age one, challenging formula feeding claims
The World Health Organization (WHO) recommends exclusive breastfeeding for the first six months of life because of its many proven benefits, including protection against infections and support for healthy long-term development. ...
Medical Xpress / VR study with zebrafish shows surroundings influence developing biology of the eye
The environment experienced by young zebrafish influences both the shape and electrical activity of the neurons in the eye, which affects subsequent behavior.
Medical Xpress / Large MRI analysis uncovers brain-region thinning tied to depression
Major depressive disorder (MDD) is a psychiatric condition characterized by persistent feelings of sadness, a loss of interest in everyday activities, altered sleeping and/or eating patterns, low energy, and difficulty concentrating ...
Medical Xpress / Scratching that bug bite might feel good at first but science explains why it's a bad idea
You've likely heard it since childhood: Don't scratch that bug bite or rash, you'll make it worse. But why would something that feels so good be bad?
Medical Xpress / Researchers develop HIV-prevention guide without the stigma of asking about risk
The most useful thing about a new HIV prevention guide may be a question it never asks: Why do you want to know about pre-exposure prophylaxis, or PrEP? In a pilot study at three clinics, a two-page decision aid helped people ...
Medical Xpress / How YouTube shapes public understanding of avian influenza
A new study analyzing more than 11,000 YouTube videos and comments found that online narratives surrounding avian influenza evolved alongside major outbreak developments, including increasing reports of infections in mammals, ...
Medical Xpress / Hospital AI tool predicts low blood sugar in patients up to 24 hours in advance
Cedars-Sinai Health Sciences University investigators developed an AI-based model that can identify hospitalized patients at risk of low blood sugar up to 24 hours before the condition occurs. The long short-term memory (LSTM) ...
Medical Xpress / Intracellular mechanisms promote tumor survival during hypoxia
Northwestern Medicine scientists have, for the first time, described the underlying mechanisms that regulate how cells rapidly change gene expression in response to hypoxia, a key feature of many treatment-resistant tumors, ...