Ocean organism could be key to animal-free meat

A fungus-like microbe taken from the pristine waters of South Australia could prove to be a vital ingredient in making everything from nutritional supplements, medicines and biofuels to animal-free meat, according to Flinders ...

Why natural killer cells react to COVID-19

Little has been known to date about how the immune system's natural killer (NK) cells detect which cells have been infected with SARS-CoV-2. An international team of scientist led by researchers from Karolinska Institutet ...

Team measures the breakup of a single chemical bond

The team used a high-resolution atomic force microscope (AFM) operating in a controlled environment at Princeton's Imaging and Analysis Center. The AFM probe, whose tip ends in a single copper atom, was moved gradually closer ...

A closer look at how immune cells attack and heal

Macrophages—immune cells that both fight infections and fix the damage they cause—are often placed into two categories: those that increase inflammation (known as "M1") to attack, and those that decrease inflammation ...

'Superfungus' threatens last Panamanian golden frogs

Cocooned from the outside world, some 200 critically endangered golden frogs are living a sheltered existence in Panama, protected from a devastating fungus that threatens to wipe out a third of the country's amphibian species—a ...

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