The authors report that, in the extended amygdala, 2-arachidonoylglycerol and anandamide mediate retrograde short-term depression and long-term depression, respectively, via different signaling pathways. In contrast, in the striatum, 2-arachidonoylglycerol and cannabinoid receptor 1–mediated retrograde signaling mediated both forms of plasticity.
- Nagore Puente
- Yihui Cui
- Olivier J Manzoni