An abundance of immunoglobulin antibodies, and a paucity of viral RNA, in breastmilk offer evidence that women can safely continue breastfeeding during the pandemic.

Mechanically sensitive proteins called gellins sense and respond to protoplasm flowing out of severed hyphae, quickly sealing up injuries in these root-like structures of fungi.

Outcomes in COVID-19 patients may be better in those recently infected with endemic coronaviruses. 

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Enhancers, short regions of DNA that direct gene expression, of species separated by 700 million years of evolution worked interchangeably, according to a new study.

SARS-CoV-2, the virus that causes COVID-19, taps into human proteases such as furin to enter cells. Temporarily inhibiting those enzymes might stymie infection.

The same toxin targets different receptors in prey and conspecifics to deliver either a lethal or non-lethal blow.

Is the model of early life as a freak occurrence in a disordered, primordial soup of chemicals wrong?

Bat species use different strategies to dampen immune activation in response to viruses.