Oxytocine. The big mama

The oxytocin gene is what makes mothers motherly, lovers snuggly, and housepets cuddly. It’s a chemical reward our bodies give us for forming social bonds with one another through physical contact. İs that true ?

That was known in 1990

The human oxytocin gene promoter is regulated by estrogens

J. Biol. Chem., Vol. 265, Issue 11, 6098-6103, 04, 1990