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Stephen Frawley

Research Profile

Chemicals & Drugs

Anatomy

Living Beings

Procedures

Hemolytic Plaque Technique

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Lactation

Physiology

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Publications

TOP 3
Carlos Villalobos; Lucía Núñez; William J Faught; David C Leaumont; Fredric R Boockfor; L Stephen Frawley
Calcium dynamics and resting transcriptional activity regulates prolactin gene expression.
Spencer L Shorte; Gilles Leclerc; Rafael Vazquez-Martinez; David C Leaumont; William J Faught; L Stephen Frawley; Fredric R Boockfor
PRL gene expression in individual living mammotropes displays distinct functional pulses that oscillate in a noncircadian temporal pattern.
Rafael Vazquez-Martinez; Spencer L Shorte; William J Faught; David C Leaumont; L Stephen Frawley; Fredric R Boockfor
Pulsatile exocytosis is functionally associated with GnRH gene expression in immortalized GnRH-expressing cells.

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All Publications

2002: Carlos Villalobos; Lucía Núñez; William J Faught; David C Leaumont; Fredric R Boockfor; L Stephen Frawley
Calcium dynamics and resting transcriptional activity regulates prolactin gene expression.
Endocrinology 2002;143(9):3548-54.
2002: Spencer L Shorte; Gilles Leclerc; Rafael Vazquez-Martinez; David C Leaumont; William J Faught; L Stephen Frawley; Fredric R Boockfor
PRL gene expression in individual living mammotropes displays distinct functional pulses that oscillate in a noncircadian temporal pattern.
Endocrinology 2002;143(3):1126-33.
2001: Rafael Vazquez-Martinez; Spencer L Shorte; William J Faught; David C Leaumont; L Stephen Frawley; Fredric R Boockfor
Pulsatile exocytosis is functionally associated with GnRH gene expression in immortalized GnRH-expressing cells.
Endocrinology 2001;142(12):5364-70.
2001: Rafael Vazquez-Martinez; Spencer L Shorte; Fredric R Boockfor; L Stephen Frawley
Synchronized exocytotic bursts from gonadotropin-releasing hormone-expressing cells: dual control by intrinsic cellular pulsatility and gap junctional communication.
Endocrinology 2001;142(5):2095-101.
2001: ST Willard; E J Abrahman; William J Faught; David C Leaumont; L Stephen Frawley
4-Hydroxytamoxifen differentially exerts estrogenic and antiestrogenic effects on discrete subpopulations of human breast cancer cells.
Endocrine 2001;14(2):247-52.
2001: KD Nusser; L Stephen Frawley
Is milk a conduit for developmental signals?
Advances in experimental medicine and biology 2001;501():71-7.
2000: Spencer L Shorte; William J Faught; L Stephen Frawley
Spontaneous calcium oscillatory patterns in mammotropes display non-random dynamics.
Cell calcium 2000;28(3):171-9.
2000: Gilles Leclerc; Fredric R Boockfor; William J Faught; L Stephen Frawley
Development of a destabilized firefly luciferase enzyme for measurement of gene expression.
BioTechniques 2000;29(3):590-1, 594-6, 598 passim.
2000: Lucía Núñez; Carlos Villalobos; Fredric R Boockfor; L Stephen Frawley
The relationship between pulsatile secretion and calcium dynamics in single, living gonadotropin-releasing hormone neurons.
Endocrinology 2000;141(6):2012-7.
1999: ST Willard; M D Amstutz; EJ Abraham; JP Castaño; David C Leaumont; William J Faught; L Stephen Frawley
Simultaneous indirect activity measurements of GH and PRL genes in the same, living mammosomatotrope.
The American journal of physiology 1999;277(6 Pt 1):E1150-3.
1999: A C Gore; Carlos Villalobos; L Stephen Frawley
Differential influences of gender and physiological status on calcium dynamics and prolactin gene expression in rat mammotropes.
Endocrine 1999;11(2):131-6.
1999: Carlos Villalobos; William J Faught; L Stephen Frawley
Dynamics of stimulus-expression coupling as revealed by monitoring of prolactin promoter-driven reporter activity in individual, living mammotropes.
Molecular endocrinology (Baltimore, Md.) 1999;13(10):1718-27.
1999: ST Willard; L Stephen Frawley
TGF-alpha exerts biphasic effects on estrogen--and phytoestrogen-mediated gene expression in breast cancer cells.
Endocrine 1999;11(1):69-74.
1999: José L Ramírez; Justo P Castaño; Rafael Torronteras; Antonio J Martínez-Fuentes; L Stephen Frawley; Socorro García-Navarro; Francisco Gracia-Navarro
Growth hormone (GH)-releasing factor differentially activates cyclic adenosine 3',5'-monophosphate- and inositol phosphate-dependent pathways to stimulate GH release in two porcine somatotrope subpopulations.
Endocrinology 1999;140(4):1752-9.
1998: EJ Abraham; William J Faught; L Stephen Frawley
Transforming growth factor beta1 is a paracrine inhibitor of prolactin gene expression.
Endocrinology 1998;139(12):5174-81.
1998: Lucía Nuñez; William J Faught; L Stephen Frawley
Episodic gonadotropin-releasing hormone gene expression revealed by dynamic monitoring of luciferase reporter activity in single, living neurons.
Proceedings of the National Academy of Sciences of the United States of America 1998;95(16):9648-53.
1998: Lucía Nuñez; L Stephen Frawley
alpha-MSH potentiates the responsiveness of mammotropes by increasing Ca2+ entry.
The American journal of physiology 1998;274(6 Pt 1):E971-7.
1998: EJ Abraham; Carlos Villalobos; L Stephen Frawley
Effects of cellular interactions on calcium dynamics in prolactin-secreting cells.
Endocrinology 1998;139(6):2988-93.
1998: JP Castaño; William J Faught; L Stephen Frawley
Multiple measurements of gene expression in single, living cells enable molecular analysis of endocrine cell heterogeneity.
Annals of the New York Academy of Sciences 1998;839():336-40.
1998: ST Willard; L Stephen Frawley
Phytoestrogens have agonistic and combinatorial effects on estrogen-responsive gene expression in MCF-7 human breast cancer cells.
Endocrine 1998;8(2):117-21.
1998: Carlos Villalobos; William J Faught; L Stephen Frawley
Dynamic changes in spontaneous intracellular free calcium oscillations and their relationship to prolactin gene expression in single, primary mammotropes.
Molecular endocrinology (Baltimore, Md.) 1998;12(1):87-95.
1997: Carlos Villalobos; Lucía Núñez; L Stephen Frawley; Javier García-Sancho; A Sánchez
Multi-responsiveness of single anterior pituitary cells to hypothalamic-releasing hormones: a cellular basis for paradoxical secretion.
Proceedings of the National Academy of Sciences of the United States of America 1997;94(25):14132-7.
1997: ST Willard; William J Faught; L Stephen Frawley
Real-time monitoring of estrogen-regulated gene expression in single, living breast cancer cells: a new paradigm for the study of molecular dynamics.
Cancer research 1997;57(20):4447-50.
1997: Lucía Nuñez; Carlos Villalobos; L Stephen Frawley
Extracellular ATP as an autocrine/paracrine regulator of prolactin release.
The American journal of physiology 1997;272(6 Pt 1):E1117-23.
1997: JP Castaño; William J Faught; E E Glavé; B S Russell; L Stephen Frawley
Discordance of prolactin gene transcription, mRNA storage, and hormone release in individual mammotropes.
The American journal of physiology 1997;272(3 Pt 1):E390-6.
1997: T Zheng; Carlos Villalobos; KD Nusser; Thomas W Gettys; William J Faught; JP Castaño; L Stephen Frawley
Phenotypic characterization and functional correlation of alpha-MSH binding to pituitary cells.
The American journal of physiology 1997;272(2 Pt 1):E282-7.
1997: EJ Abraham; L Stephen Frawley
Octylphenol (OP), an environmental estrogen, stimulates prolactin (PRL) gene expression.
Life sciences 1997;60(17):1457-65.
1996: EJ Abraham; William J Faught; L Stephen Frawley
Intercellular communication: relative importance of cellular adhesion and paracrine signaling to hormonal gene expression.
Endocrinology 1996;137(9):4050-3.
1996: JP Castaño; Rhonda D Kineman; L Stephen Frawley
Dynamic monitoring and quantification of gene expression in single, living cells: a molecular basis for secretory cell heterogeneity.
Molecular endocrinology (Baltimore, Md.) 1996;10(5):599-605.
1996: Rhonda D Kineman; Thomas W Gettys; L Stephen Frawley
Role of guanine nucleotide-binding proteins, Gi alpha 3 and Gs alpha, in dopamine and thyrotropin-releasing hormone signal transduction: evidence for competition and commonality.
The Journal of endocrinology 1996;148(3):447-55.
1995: JP Castaño; L Stephen Frawley
Individual lactotropes release prolactin in a temporally divergent and sexually dimorphic pattern.
The American journal of physiology 1995;269(5 Pt 1):E814-9.
1994: JP Castaño; Rhonda D Kineman; L Stephen Frawley
Dynamic fluctuations in the secretory activity of individual lactotropes as demonstrated by a modified sequential plaque assay.
Endocrinology 1994;135(5):1747-52.
1994: Rhonda D Kineman; Thomas W Gettys; L Stephen Frawley
Paradoxical effects of dopamine (DA): Gi alpha 3 mediates DA inhibition of PRL release while masking its PRL-releasing activity.
Endocrinology 1994;135(2):790-3.
1994: L Stephen Frawley; William J Faught; J Nicholson; B Moomaw
Real time measurement of gene expression in living endocrine cells.
Endocrinology 1994;135(1):468-71.
1994: Rhonda D Kineman; L Stephen Frawley
Secretory characteristics and phenotypic plasticity of growth hormone- and prolactin-producing cell lines.
The Journal of endocrinology 1994;140(3):455-63.
1994: T E Porter; David K Grandy; James R Bunzow; C D Wiles; Olivier Civelli; L Stephen Frawley
Evidence that stimulatory dopamine receptors may be involved in the regulation of prolactin secretion.
Endocrinology 1994;134(3):1263-8.
1994: T E Porter; C D Wiles; L Stephen Frawley
Stimulation of lactotrope differentiation in vitro by fibroblast growth factor.
Endocrinology 1994;134(1):164-8.
1993: J B Hill; Eric R Lacy; György Nagy; Tamás J Görcs; L Stephen Frawley
Does alpha-melanocyte-stimulating hormone from the pars intermedia regulate suckling-induced prolactin release? Supportive evidence from morphological and functional studies.
Endocrinology 1993;133(6):2991-7.
1993: E Ellerkmann; Rhonda D Kineman; T E Porter; L Stephen Frawley
Des-acetylated variants of alpha-melanocyte-stimulating hormone and beta-endorphin can antagonize the mammotrope-recruiting activity of their acetylated forms.
The Journal of endocrinology 1993;139(2):295-300.
1993: T E Porter; C D Wiles; L Stephen Frawley
Lactotrope differentiation in rats is modulated by a milk-borne signal transferred to the neonatal circulation.
Endocrinology 1993;133(3):1284-91.
1993: T E Porter; L Stephen Frawley
Regulation of lactotrope differentiation in neonatal rats by a milk-borne peptide: a review.
Endocrine regulations 1993;27(3):125-31.
1992: T E Porter; L Stephen Frawley
Neurointermediate lobe peptides recruit prolactin-secreting cells exclusively within the central region of the adenohypophysis.
Endocrinology 1992;131(6):2649-52.
1992: E Ellerkmann; T E Porter; György Nagy; L Stephen Frawley
N-acetylation is required for the lactotrope recruitment activity of alpha-melanocyte-stimulating hormone and beta-endorphin.
Endocrinology 1992;131(2):566-70.
1992: Rhonda D Kineman; William J Faught; L Stephen Frawley
The ontogenic and functional relationships between growth hormone- and prolactin-releasing cells during the development of the bovine pituitary.
The Journal of endocrinology 1992;134(1):91-6.
1992: Rhonda D Kineman; William J Faught; L Stephen Frawley
Steroids can modulate transdifferentiation of prolactin and growth hormone cells in bovine pituitary cultures.
Endocrinology 1992;130(6):3289-94.
1992: J B Hill; John S Ramsdell; L Stephen Frawley
Suckling reverses mammotrope responsiveness to TRH.
Endocrine regulations 1992;26(2):59-65.
1992: T E Porter; E Ellerkmann; L Stephen Frawley
Acute recruitment of prolactin-secreting cells is regulated posttranscriptionally.
Molecular and cellular endocrinology 1992;84(1-2):23-31.
1992: E Ellerkmann; György Nagy; L Stephen Frawley
Alpha-melanocyte-stimulating hormone is a mammotrophic factor released by neurointermediate lobe cells after estrogen treatment.
Endocrinology 1992;130(1):133-8.
1991: T E Porter; L Stephen Frawley
Stimulation of prolactin cell differentiation in vitro by a milk-borne peptide.
Endocrinology 1991;129(5):2707-13.
1991: L Stephen Frawley; Fredric R Boockfor
Mammosomatotropes: presence and functions in normal and neoplastic pituitary tissue.
Endocrine reviews 1991;12(4):337-55.
1991: Rhonda D Kineman; D M Henricks; William J Faught; L Stephen Frawley
Fluctuations in the proportions of growth hormone- and prolactin-secreting cells during the bovine estrous cycle.
Endocrinology 1991;129(3):1221-5.
1991: T E Porter; C D Wiles; L Stephen Frawley
Evidence for bidirectional interconversion of mammotropes and somatotropes: rapid reversion of acidophilic cell types to pregestational proportions after weaning.
Endocrinology 1991;129(3):1215-20.
1991: Rhonda D Kineman; Erika-Elisabeth Bullesbach; Christian Schwabe; K P Boggs; L Stephen Frawley
Purification from human pregnancy serum of a low molecular weight mitogen similar to placental lactogen and growth hormone.
Proceedings of the Society for Experimental Biology and Medicine. Society for Experimental Biology and Medicine (New York, N.Y.) 1991;197(4):441-9.
1991: E Ellerkmann; György Nagy; L Stephen Frawley
Rapid augmentation of prolactin cell number and secretory capacity by an estrogen-induced factor released from the neurointermediate lobe.
Endocrinology 1991;129(2):838-42.
1991: J B Hill; György Nagy; L Stephen Frawley
Suckling unmasks the stimulatory effect of dopamine on prolactin release: possible role for alpha-melanocyte-stimulating hormone as a mammotrope responsiveness factor.
Endocrinology 1991;129(2):843-7.
1991: Rhonda D Kineman; William J Faught; L Stephen Frawley
Mammosomatotropes are abundant in bovine pituitaries: influence of gonadal status.
Endocrinology 1991;128(5):2229-33.
1991: T E Porter; L E Chapman; Frances M Van Dolah; L Stephen Frawley
Normal differentiation of prolactin cells in neonatal rats requires a maternal signal specific to early lactation.
Endocrinology 1991;128(2):792-6.
1991: György Nagy; Fredric R Boockfor; L Stephen Frawley
The suckling stimulus increases the responsiveness of mammotropes located exclusively within the central region of the adenohypophysis.
Endocrinology 1991;128(2):761-4.
1990: T E Porter; J B Hill; C D Wiles; L Stephen Frawley
Is the mammosomatotrope a transitional cell for the functional interconversion of growth hormone- and prolactin-secreting cells? Suggestive evidence from virgin, gestating, and lactating rats.
Endocrinology 1990;127(6):2789-94.
1990: György Nagy; L Stephen Frawley
Suckling increases the proportions of mammotropes responsive to various prolactin-releasing stimuli.
Endocrinology 1990;127(5):2079-84.
1990: Rhonda D Kineman; William J Faught; L Stephen Frawley
Bovine pituitary cells exhibit a unique form of somatotrope secretory heterogeneity.
Endocrinology 1990;127(5):2229-35.
1989: T E Porter; T T Chen; L Stephen Frawley
Pituitaries transplanted under the renal capsule contain functional growth hormone (GH) secretors and suppress GH and prolactin release from individual eutopic pituitary cells.
Endocrinology 1989;125(6):3059-67.
1989: Rhonda D Kineman; T T Chen; L Stephen Frawley
A cellular basis for growth hormone deficiency in the dwarf rat: analysis of growth hormone and prolactin release by reverse hemolytic plaque assay.
Endocrinology 1989;125(4):2035-40.
1989: T T Chen; Rhonda D Kineman; J G Betts; J B Hill; L Stephen Frawley
Relative importance of newly synthesized and stored hormone to basal secretion by growth hormone and prolactin cells.
Endocrinology 1989;125(4):1904-9.
1989: L Stephen Frawley; H A Miller
Ontogeny of prolactin secretion in the neonatal rat is regulated posttranscriptionally.
Endocrinology 1989;124(1):3-6.
1988: L Stephen Frawley; H A Miller; J G Betts; M T Simpson
Liver tissue from lactating rats produces a factor that stimulates prolactin release and gene expression.
Endocrinology 1988;123(4):2014-8.
1988: C C Chao; J P Hoeffler; L Stephen Frawley
A cellular basis for functionally releasable pools in somatotropes.
Life sciences 1988;42(6):701-6.
1988: H A Miller; G Rogers; L Stephen Frawley
Attenuation of growth hormone gene expression in desensitized somatotropes.
Life sciences 1988;43(7):629-34.
1987: Fredric R Boockfor; L Stephen Frawley
Functional variations among prolactin cells from different pituitary regions.
Endocrinology 1987;120(3):874-9.
1986: L Stephen Frawley; C L Clark; W E Schoderbek; J P Hoeffler; Fredric R Boockfor
A novel bioassay for lactogenic activity: demonstration that prolactin cells differ from one another in bio- and immuno-potencies of secreted hormone.
Endocrinology 1986;119(6):2867-9.
1986: Fredric R Boockfor; J P Hoeffler; L Stephen Frawley
Estradiol induces a shift in cultured cells that release prolactin or growth hormone.
The American journal of physiology 1986;250(1 Pt 1):E103-5.
1986: Fredric R Boockfor; J P Hoeffler; L Stephen Frawley
Analysis by plaque assays of GH and prolactin release from individual cells in cultures of male pituitaries. Evidence for functional heterogeneity within rat mammotrope and somatotrope populations.
Neuroendocrinology 1986;42(1):64-70.
1985: Fredric R Boockfor; J P Hoeffler; L Stephen Frawley
Cultures of GH3 cells are functionally heterogeneous: thyrotropin-releasing hormone, estradiol and cortisol cause reciprocal shifts in the proportions of growth hormone and prolactin secretors.
Endocrinology 1985;117(1):418-20.
1985: J P Hoeffler; Fredric R Boockfor; L Stephen Frawley
Ontogeny of prolactin cells in neonatal rats: initial prolactin secretors also release growth hormone.
Endocrinology 1985;117(1):187-95.
1985: L Stephen Frawley; J P Hoeffler; Fredric R Boockfor
Functional maturation of somatotropes in fetal rat pituitaries: analysis by reverse hemolytic plaque assay.
Endocrinology 1985;116(6):2355-60.
1985: L Stephen Frawley; Fredric R Boockfor; J P Hoeffler
Identification by plaque assays of a pituitary cell type that secretes both growth hormone and prolactin.
Endocrinology 1985;116(2):734-7.