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Phys.org / Quality vs. quantity: Why 'super-shedders' may not be the superspreaders of disease outbreaks

A host that sheds an abundance of parasites might seem like an obvious disease-spreading threat. But new research suggests that shedding large volumes of parasites does not dictate transmission efficiency—and "super-shedders" ...

1 hour ago
Medical Xpress / New gas-switching approach could one day make deep-sea decompression safer and faster

Deep-sea divers must be careful to prevent decompression sickness, also known as "the bends," when ascending from the high-pressure depths of the ocean. Failing to do so can result in anything from muscle cramps and skin ...

1 hour ago
Tech Xplore / AI agents struggle to perform original scientific research

Among the many predictions about the future of artificial intelligence is that models will one day be able to conduct scientific research on their own, leaving humans out of the equation. Already, they can write code, run ...

41 minutes ago
Phys.org / Sediments off Brazil's northeast coast reveal sudden changes in heat transport in the Atlantic

According to a new study led by researchers from Brazil and Germany, the main system that transports heat from one end of the Atlantic Ocean to the other may undergo sudden changes in intensity driven by climate change similar ...

41 minutes ago
Phys.org / Stable RNA elements open new possibilities for mRNA therapeutics

A research team led by Director Kim V. Narry at the Center for RNA Research within the Institute for Basic Science (IBS) has discovered compact viral RNA elements that can make mRNA more stable and increase protein production. ...

21 minutes ago
Phys.org / Scientists develop method to deliver sugars directly into cells

Sugars, or glycans, play a crucial role in biology—from cell signaling and recognition to interactions with pathogens. Changes in glycosylation are also associated with diseases including cancer. But studying glycans poses ...

1 minute ago
Medical Xpress / Selenite changes key properties of pancreatic cancer cells in experimental models

Researchers at Karolinska Institutet report in the Journal of Experimental & Clinical Cancer Research that sodium selenite not only can damage tumor cells but also influence characteristics linked to tumor aggressiveness ...

41 minutes ago
Medical Xpress / Yoga can be very helpful for people who have experienced trauma

The experiences people have with yoga are embodied and take place in the here and now. Yoga can offer a different kind of insight than what one gains by thinking and talking about what has happened or might happen, says Kari ...

21 minutes ago
Medical Xpress / Quitting alcohol changes the brain and can increase the risk of compulsive drinking—new research in mice

For some, abstaining from alcohol can subsequently increase compulsive drinking. Our research team found that, in abstaining mice, this urge to drink is preceded by changes in the activity of a particular brain region, pointing ...

21 minutes ago
Medical Xpress / Whole-brain activity may better predict variations in stimulation responses

Brain stimulation can produce very different effects at different moments, even when the stimulus is delivered exactly the same way. A new study published in Brain Stimulation shows that the brain's ongoing activity before ...

41 minutes ago
Medical Xpress / Childhood survival linked to socio-economic status in EU study

Swansea University researchers have led a major European study investigating how socioeconomic circumstances influence survival among children born with major congenital anomalies.

1 hour ago
Medical Xpress / Platelet-targeting approach offers a new path to safer thrombosis protection

Glycoprotein VI, or GPVI for short, is a surface receptor found exclusively on platelets and their precursor cells, megakaryocytes in the bone marrow. GPVI is primarily responsible for binding collagen at the site of an injured ...

1 minute ago