Sex hormone testosterone affects language organization in the infant brain.

@article{Friederici2008SexHT,
  title={Sex hormone testosterone affects language organization in the infant brain.},
  author={Angela D. Friederici and Ann Pannekamp and C. -J. Partsch and Ulrike Ulmen and K. Oehler and Renate Schmutzler and Volker Hesse},
  journal={Neuroreport},
  year={2008},
  volume={19 3},
  pages={283-6}
}
Using a phonological discrimination paradigm, we show that the brain responses of 4-week-old infants systematically vary as a function of biological sex and testosterone level. Females who are generally low on testosterone demonstrated a clear phonological discrimination effect with a bilateral distribution. In male infants this effect systematically varied as a function of testosterone level. Males with high testosterone showed no discrimination effect, whereas males with low testosterone… CONTINUE READING