Medscape
Comment on 2 studies in Feb 2019
- :Vitamin D deficiency disrupts structural brain connectivity and harms learning and memory by destabilizing perineuronal nets (PNNs) that provide scaffolding for neurons, new research suggests."
- "PNNs are made of proteins and sugar molecules that form a strong, supportive mesh around certain neurons. In so doing, they stabilize the contacts these cells make with other neurons."