Prairie voles do not need oxytocin to form pair bonds, a new study finds.Nastacia Goodwin There's more to love than a single hormone.That's the conclusion of a study of prairie voles that were genetically altered to ignore signals from the "love hormone" oxytocin.The study, published in the journal Neuron, comes after decades of research suggesting that behaviors like pair-bonding and parenting depend on oxytocin.
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