prolactin-inhibiting factor

pro·lac·tin-in·hib·it·ing fac·tor (PIF),

dopamine, a substance that inhibits secretion of prolactin by the anterior pituitary gland.
Farlex Partner Medical Dictionary © Farlex 2012


A substance of hypothalamic origin capable of inhibiting the synthesis and release of prolactin.
Compare: bioregulator
Synonym(s): prolactin-inhibiting factor, prolactin-inhibiting hormone.
[prolactin + G. stasis, standing still, + -in]
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
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References in periodicals archive ?
The level of prolactin in vivo is controlled not only by prolactin-releasing factor (PRF), and prolactin-inhibiting factors (PIF) such as DA, but also by several possible stimulatory pathways that adjust serotonin reuptake, opiates, cocaine, and antihypertensive medication (Mark and Molitch, 2002).

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