Tag
Immunity
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One SARS-CoV-2 protein turned lung immune cells into helpers for the virus, in cells and mice
Severe COVID damages the lung far beyond where the virus can easily grow. A study of the ORF8 protein describes how the virus recruits the immune cells sent to contain it.
Sep 20, 2026
The skull's bone marrow holds immune structures that keep watch over the brain, a mouse study finds
The brain was long treated as off limits to the immune system. Researchers have now found organized immune hubs inside the skull itself, responding to signals from the brain below.
Sep 18, 2026
Long-lived bats carry genetic changes that may link their resistance to cancer and to viruses
Small mammals usually live fast and die young, and some bats break that rule spectacularly. Sequencing eight closely related species suggests their longevity and their immune defenses evolved together.
Sep 17, 2026
Switching off a gut immune sensor protected male mice from diet-driven obesity through their gut bacteria
An alarm system in the gut lining normally watches for invading microbes. In obese male mice it stayed switched on, and removing it let a gut bacterium send a fat-burning signal.
Sep 17, 2026