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Every day, your cells silently rewrite millions of RNA letters. Here is how ADAR enzymes do it, why neurons and glia depend on it — and why scientists want to borrow the trick.
Read the story →When the brain is injured, its most abundant support cells transform. New research explains how astrocytes amplify inflammation through the TNF–STAT3 axis and the complement protein C3 — and what that means for Alzheimer's disease.
Read the story →The brain's border wall keeps drugs out of the brain — a headache for medicine and a marvel of biology. Human stem-cell models now let us grow that wall in the lab. Here's how it works and what it's revealing.
Read the story →Instead of testing genes one at a time, CRISPR screens can silence thousands of genes at once. Here is how pooled and arrayed screens reveal what keeps astrocytes inflamed — and what calms them down.
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