Medical Xpress news

Medical Xpress / Traveling waves in rat brains give hints about information transfer in consciousness

How and why we experience consciousness is a question that has long plagued philosophers and scientists alike. We have come to understand that, when awake, our brains organize neural information for perception, yet we completely ...

7 hours ago
Medical Xpress / Gene activity in blood fluctuates more than expected—and that has consequences for medicine

Take a blood sample from someone in the dead of winter. Take another in midsummer. Same person, same laboratory. And yet, at the level of gene activity, the molecular picture can look surprisingly different. This is not an ...

6 hours ago
Medical Xpress / Brain cancer map uncovers thousands of hidden targets for personalized immunotherapies

Researchers from the Clinical Neuroscience Consortium (CNC), a collaborative platform jointly established by the LKS Faculty of Medicine of the University of Hong Kong (HKUMed) and Queen Mary Hospital, in collaboration with ...

7 hours ago
Medical Xpress / New strategy could prevent T cell exhaustion and boost immunotherapy

A major pillar of cancer immunotherapy involves stimulating T cells, the specialized killers of the immune system, to attack tumors. But this strategy has been undermined by the tendency of T cells to tire out before finishing ...

3 hours ago
Medical Xpress / Two ways to read a genome: Body-wide, single-cell atlas maps DNA folding and methylation together

Every cell in the human body carries the same 3 billion letters of DNA, yet a neuron, a heart muscle cell and a pancreatic beta cell each use that shared code to do entirely different jobs. How cells pull off this trick comes ...

4 hours ago
Medical Xpress / Gut microbiome reveals molecular clues to how quickly our bodies age

Researchers at the University of Hawaiʻi at Mānoa have found that certain gut bacteria are linked to how quickly the body ages, providing new insight into the connection between the gut, health and longevity.

7 hours ago
Medical Xpress / Gene regulation map reveals treatment targets for heart failure

Researchers from the University of California San Diego have created the most detailed map to date of how gene regulation breaks down in human heart failure, revealing how genes are controlled in specific cell types as the ...

4 hours ago
Medical Xpress / From urinary tract infection to brain abscess: How bacterial subpopulations can spread to distant body sites

Researchers from the University of Cologne, the German Center for Infection Research (DZIF), and the Broad Institute of Harvard and MIT present a clinical case in the New England Journal of Medicine that provides new insights ...

3 hours ago
Medical Xpress / Premature blood stem cell aging in sickle cell disease may be reversible

Sickle cell disease causes premature aging of blood stem cells, which scientists may be able to address with a special class of drugs, according to a new study from St. Jude Children's Research Hospital. Patients with sickle ...

8 hours ago
Medical Xpress / Drug temporarily reverses autism-like brain changes in adult mice within hours

A new mouse study led by UCLA Health suggests that inflammation during pregnancy can trigger autism-like changes in offspring, but those brain and behavioral effects may be rapidly, though temporarily, reversible in adulthood ...

15 hours ago
Medical Xpress / A mother's devotion to newborns begins in the brain, study suggests

New research has found that a hormone is responsible for making mothers' interactions with newborns feel rewarding rather than just necessary. The University of Otago—Ōtākou Whakaihu Waka study, published in Science Advances, ...

8 hours ago
Medical Xpress / Misfolded DNA blueprint: A new origin for genetic disease

Congenital heart disease is the most common birth defect, affecting approximately 1 in 100 babies born each year. One of the many causes of this disorder is having only one functional copy of the gene TBX5, rather than the ...

2 hours ago