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Dictionary of Cancer Terms

View in Spanish: Prolactina

Prolactin (proh-LAK-tin)
A hormone that is made by the pituitary gland (a pea-sized organ in the center of the brain). Prolactin causes a woman’s breasts to make milk during and after pregnancy, and has many other effects in the body.



 
 
Source: National Cancer Institute Dictionary of Cancer Terms, available at www.cancer.gov/dictionary.