OXT and Anxiety: A recent review by Aspesi and Choleris (2021) supports social recognition being regulated in a sex-specific manner by a host of steroids and mediated in males by direct interaction of the androgen metabolites 3α-diol and 3β-diol with oxytocin and vasopressin, affecting other downstream systems and behaviours (e.g., GABAA and anxiety-related behaviours; [79,80]).