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Phys.org / Simple 'cocktail' of amino acids dramatically boosts power of mRNA therapies and CRISPR gene editing

Lipid nanoparticles, or LNPs, best known as the delivery vehicle for the COVID-19 mRNA vaccines received by billions of people, are now at the center of a much larger medical revolution. Researchers are racing to use them ...

9 hours ago
Phys.org / Climate extremes hinder early development in young birds, research shows

New research from the University of Oxford shows that cold snaps and heavy rain can stunt growth and reduce survival prospects in UK great tit nestlings. However, breeding earlier within a season appears to buffer against ...

9 hours ago
Medical Xpress / Open 3D Human Organ Atlas lets users explore anatomy in unprecedented detail

An international team of scientists and clinicians has announced the launch of a new open-access 3D portal that allows users to explore intact human organs in unprecedented detail—from the whole organ down to individual ...

9 hours ago
Phys.org / Biodegradable nanoparticles can seek and destroy diseased immune cells

Johns Hopkins Medicine scientists say they have developed a simplified version of biodegradable nanoparticles that can "educate" the immune system to find and destroy disease-causing cells throughout the body. The study, ...

9 hours ago
Medical Xpress / Severe COVID-19 and flu can facilitate lung cancer months or years later

Severe COVID-19 and influenza infections prime the lungs for cancer and can accelerate the disease's development, but vaccination heads off those harmful effects, new research from UVA Health's Beirne B. Carter Center for ...

7 hours ago
Medical Xpress / Inflammation-related protein changes could predict cognitive impairment after stroke

Researchers at The University of Manchester have found that tracking changes in a protein linked to inflammation (interleukin-6) after a stroke could help identify people at risk of later memory and thinking problems (also ...

2 hours ago
Phys.org / What's it like to be a bat? Scientists develop new solution to the puzzle of animal minds

In 1974, philosopher Thomas Nagel posed a deceptively simple question: "What is it like to be a bat?" His point wasn't really about bats. He was offering a provocative challenge about the limits of understanding another mind: ...

2 hours ago
Medical Xpress / Active ingredient of Viagra can help treat rare genetic disease

Sildenafil—an active ingredient also marketed under the name of Viagra—improves symptoms in patients with Leigh syndrome. This has now been reported in the journal Cell by researchers at Charité—Universitätsmedizin ...

8 hours ago
Phys.org / What primate faces reveal about empathy: Humans mirror emotions across species

Humans perceive emotional expressions displayed by non-human primates and spontaneously mimic these expressions, according to a study published in the open-access journal PLOS One by Ursula Hess from Humboldt University of ...

9 hours ago
Phys.org / North Sea 'lost world' had habitable forests during the last Ice Age, study shows

Forests were growing on the now-submerged landmass of Doggerland thousands of years earlier than previously believed, according to a major new sedimentary ancient DNA (sedaDNA) study led by the University of Warwick. The ...

10 hours ago
Phys.org / Still standing but mostly dead: Recovery of dying coral reef in Moorea stalls

In April 2019, a marine heat wave struck a coral reef on the island of Moorea in French Polynesia, killing much of the coral and the beneficial algae that colonized it. This "bleaching" event reduced live coral populations ...

9 hours ago
Phys.org / Racial/ethnic disparities among people fatally shot by U.S. police vary across state lines

In a new analysis, racial and ethnic disparities in fatal shootings of U.S. residents by police varied widely between states. Roland Neil of the RAND Corporation in California, U.S., and colleagues present these findings ...

9 hours ago