Gut-Brain Connection. People who have CD83+ microglia in their brains also have HCMV (top left) and IgG4 (top right) in their ...

Notably, this coupling crumbles with age in mice. Restoring it not only bolstered neuronal energy reserves, but also strengthened synaptic signaling and counteracted memory loss in old animals.

The easiest way to track down "when" in a chronic disorder like AD is with the causal quartet, those carrying disease-causing mutations in APP, PSEN1, PSEN2 and SORL1, and, as you expand, including ...