| Under conditions of high growth hormone and low prolactin, cortisol may act primarily to promote salt secretion. |
| Suckling causes the mother's pituitary gland to release two hormones, oxytocin and prolactin. |
| Hormone assays for serum estrogen, progesterone, prolactin, luteinizing hormone, follicle stimulating hormone and testosterone were performed. |
| When most birds incubate eggs, the females often produce high levels of prolactin, a hormone involved in parental behavior. |
| As a result, researchers now postulate that serotonin may have a role in regulating prolactin secretion. |
| As it increases prolactin levels, it is accepted for use as a galactagogue to increase breast milk supply. |
