Article
Genetic Variability in OXTR Polymorphism and Infant Reactivity to Ostracism Experiences.
Developmental psychobiology - 1 Jul 2026
Alessia Testa, Ermanno Quadrelli, Valentina Dall'Olio, Laura Tizzoni, Paolo Peterlongo, Hermann Bulf, Chiara Turati
Abstract excerpt
The oxytocin system is central to regulating social behaviors, with genetic variations in the oxytocin receptor gene (OXTR), particularly the rs53576 single nucleotide polymorphism (SNP), linked to individual differences in emotional reactivity and social cognition. GG genotype carriers typically show heightened sensitivity to social dynamics, exhibiting greater empathy and prosocial behaviors in positive...
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