Breast Differentiation
Visible differentiation occurs at puberty, when estradiol and other hormones cause breasts to develop in girls. However, fetal or neonatal androgens may modulate later breast development by reducing the capacity of breast tissue to respond to later estrogen.
Read more about this topic: Sexual Differentiation
Famous quotes containing the word breast:
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And in my breast there doth it grow,”
—Sir Thomas Wyatt (1503?–1542)