This is a Program Project to further elucidate the hypothalamic control over gonadotropin and prolactin secretion. The Program Project is divided into six Projects which are the following: Project I consists of further studies on the production and action of LHRH; Project II consists of an evaluation of the role of brain peptides in control of gonadotropin and prolactin release; Project III is a study of monoaminergic, peptidergic and steroidal interactions in the hypothalamic control of LH and prolactin release; Project IV is a study of the neuroendocrinology of puberty and sexual development; Project V is an evaluation of the physiology and functional morphology of peptide neurons; and Project VI is an examination of the factors affecting hypothalamic secretion of LHRH. The Program Project is supported by three Cores which consist of a Radioimmunoassay Core I, Histology Core II and Administrative Core III. It is hoped that the results of these interdisciplinary studies will shed much further light on the operation of the hypothalamic pituitary unit which regulates secretion of gonadotropins and prolactin.

Agency
National Institute of Health (NIH)
Institute
Eunice Kennedy Shriver National Institute of Child Health & Human Development (NICHD)
Type
Research Program Projects (P01)
Project #
5P01HD009988-12
Application #
3096649
Study Section
Population Research and Training Committee (HDPR)
Project Start
1977-02-01
Project End
1990-12-31
Budget Start
1988-01-01
Budget End
1988-12-31
Support Year
12
Fiscal Year
1988
Total Cost
Indirect Cost
Name
University of Texas Sw Medical Center Dallas
Department
Type
Overall Medical
DUNS #
City
Dallas
State
TX
Country
United States
Zip Code
75390
Franci, C R; Anselmo-Franci, J A; McCann, S M (1997) Angiotensinergic neurons physiologically inhibit prolactin, growth hormone, and thyroid-stimulating hormone, but not adrenocorticoptropic hormone, release in ovariectomized rats. Peptides 18:971-6
Kentroti, S; McCann, S M (1996) Role of dopamine in the inhibitory control of growth hormone and prolactin release by gastrin-releasing peptide. Brain Res Bull 39:201-4
Kentroti, S; McCann, S M (1994) Determination of the structural requirements for the inhibitory action of gastrin-releasing peptide on growth hormone release. Brain Res Bull 33:99-103
Franci, C R; Anselmo-Franci, J A; Kozlowski, G P et al. (1993) Actions of endogenous vasopressin and oxytocin on anterior pituitary hormone secretion. Neuroendocrinology 57:693-9
Aguila, M C; McCann, S M (1993) Growth hormone increases somatostatin release and messenger ribonucleic acid levels in the rat hypothalamus. Brain Res 623:89-94
Reznikov, A G; McCann, S M (1993) Effects of neuropeptide Y on gonadotropin and prolactin release in normal, castrated or flutamide-treated male rats. Neuroendocrinology 57:1148-54
Lyson, K; McCann, S M (1992) Induction of adrenocorticotropic hormone release by interleukin-6 in vivo and in vitro. Ann N Y Acad Sci 650:182-5
Milenkovic, L; McCann, S M (1992) Effects of thymosin alpha-1 on pituitary hormone release. Neuroendocrinology 55:14-9
Thompson, T L; Moss, R L (1992) Specific binding of 125I-LHRH agonist to hippocampal membranes: fluctuations during the estrous cycle. Peptides 13:891-6
Wong, M; Moss, R L (1992) Modulation of single-unit activity in the rat medial amygdala by neurotransmitters, estrogen priming, and synaptic inputs from the hypothalamus and midbrain. Synapse 10:94-102

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