To further explore whether activating PVN oxytocin neuron terminals in the CeA decreases inflammatory pain‐induced anxiety‐like behavior, we injected a combination of rAAV‐oxytocin‐Cre with rAAV‐Ef1α‐DIO‐ChR2‐mCherry or rAAV‐Ef1α‐DIO‐mCherry into the right PVN. Here, OXT is linked to Anxiety.