Medical research

Chlamydia's stealthy cloaking device identified

Chlamydia, the leading cause of sexually transmitted bacterial infections, evades detection and elimination inside human cells by use of a cloaking device. But Duke University researchers have grasped the hem of that invisibility ...

Genetics

What makes the human brain different? Study reveals clues

What makes the human brain distinct from that of all other animals—including even our closest primate relatives? In an analysis of cell types in the prefrontal cortex of four primate species, Yale researchers identified ...

Medical research

Gut bacteria mine dietary fiber to release beneficial nutrients

A new study from Washington University School of Medicine in St. Louis demonstrates that certain human gut microbes can mine dietary fiber to extract nutrients that otherwise would remain inaccessible to the human body. The ...

Medical research

The benefits of exercise in a pill? Science is closer to that goal

Researchers at Baylor College of Medicine, Stanford School of Medicine and collaborating institutions report today in the journal Nature that they have identified a molecule in the blood that is produced during exercise and ...

Diseases, Conditions, Syndromes

Coronaviruses evolve to recognize glycans of their host species

When coronaviruses jump species—as SARS-CoV-2 is thought to have done from bats or pangolins to humans—they must quickly adapt to their new host. For example, they must evolve to recognize the unique sugar molecules, ...

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