Thank you for visiting nature.com. You are using a browser version with limited support for CSS. To obtain
the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in
Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles
and JavaScript.
Chronic pain and anxiety may be mechanistically linked by a presynaptic form of long-term potentiation that occurs at synapses in the anterior cingluate cortex.
Activation of nuclear factor-κB in astrocytes leads to the release of complement factor 3, which impairs neuronal function, and this mechanism may contribute to Alzheimer disease.