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tau regulates the interaction of postsynaptic density protein 95 (PSD95) with NMDA (N-methyl-D-aspartate) receptors, which are thought to mediate Aβ toxicity.
Socioeconomic status (SES) influences brain development. Farah and colleagues discuss evidence that prenatal factors, parent–child interactions and cognitive stimulation mediate this effect, and consider implications for alleviating SES-related disparities in mental health and academic achievement.