Research Topics
Genomes and Genes | Dale Buchanan HalesSummaryAffiliation: University of Illinois at Chicago Country: USA Publications
Research Grants
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Publications
Arginine vasopressin inhibition of cytochrome P450c17 and testosterone production in mouse Leydig cellsD B Hales
Department of Physiology and Biophysics, University of Illinois at Chicago 60612 7342, USA
Endocrine 8:19-28. 1998..The implications of AVP-mediated inhibition of steroidogenesis and potential role of MARCKS phosphorylation are discussed...
Role of cytokines in testicular functionD B Hales
Department of Physiology and Biophysics, University of Illinois at Chicago, 60612 7342, USA
Endocrine 10:201-17. 1999....
Testicular macrophage modulation of Leydig cell steroidogenesisDale Buchanan Hales
Department of Physiology and Biophysics M C901, University of Illinois at Chicago, Chicago, IL 60612 7342, USA
J Reprod Immunol 57:3-18. 2002....
Cyclooxygenases expression and distribution in the normal ovary and their role in ovarian cancer in the domestic hen (Gallus domesticus)Dale Buchanan Hales
Department of Physiology and Biophysics, University of Illinois College of Medicine at Chicago, 835 S Wolcott Ave, Chicago, IL 60612 7342, USA
Endocrine 33:235-44. 2008....
Mitochondrial function in Leydig cell steroidogenesisDale B Hales
Department of Physiology and Biophysics, University of Illinois at Chicago, 835 S Wolcott Avenue, Chicago, IL 60612 7342, USA
Ann N Y Acad Sci 1061:120-34. 2005..These results suggest that mitochondria must be energized, polarized, and actively respiring to support Leydig cell steroidogenesis and alterations in the state of mitochondria may be involved in regulating steroid biosynthesis...
Reactive oxygen disrupts mitochondria in MA-10 tumor Leydig cells and inhibits steroidogenic acute regulatory (StAR) protein and steroidogenesisThorsten Diemer
Department of Physiology and Biophysics, University of Illinois at Chicago, 835 South Wolcott Avenue, Chicago, IL 60612 7342, USA
Endocrinology 144:2882-91. 2003..This mechanism likely contributes to a host of pathophysiological events evident in testicular disorders such as infection, reperfusion injury, aging, cryptorchidism, and varicocele...
E-cadherin expression in ovarian cancer in the laying hen, Gallus domesticus, compared to human ovarian cancerKristine Ansenberger
Department of Physiology and Biophysics M C 901, University of Illinois at Chicago, College of Medicine, Chicago, IL 60612, USA
Gynecol Oncol 113:362-9. 2009..Our objective was to evaluate E-cadherin expression in the hen ovary and compare its expression to human ovarian cancer...
Decreased severity of ovarian cancer and increased survival in hens fed a flaxseed-enriched diet for 1 yearKristine Ansenberger
Department of Physiology and Biophysics, University of Illinois at Chicago, Chicago, IL, USA
Gynecol Oncol 117:341-7. 2010..The objective of this study was to determine if a flaxseed-enriched diet had a chemopreventive effect on ovarian cancer in the laying hen...
Selenium-Binding Protein 1 expression in ovaries and ovarian tumors in the laying hen, a spontaneous model of human ovarian cancerKaren Stammer
Department of Pharmacology, Rush University Medical Center, Chicago, IL 60612, USA
Gynecol Oncol 109:115-21. 2008....
Energized, polarized, and actively respiring mitochondria are required for acute Leydig cell steroidogenesisJohn A Allen
Department of Physiology and Biophysics (MC 901, University of Illinois at Chicago, Chicago, Illinois 60612-7342, USA
Endocrinology 147:3924-35. 2006..These results suggest that mitochondria must be energized, polarized, and actively respiring to support Leydig cell steroidogenesis, and alterations in the state of mitochondria may be involved in regulating steroid biosynthesis...
Bacterial endotoxin lipopolysaccharide and reactive oxygen species inhibit Leydig cell steroidogenesis via perturbation of mitochondriaJohn A Allen
Department of Physiology and Biophysics, University of Illinois at Chicago, Chicago, IL 60612-7342, USA
Endocrine 25:265-75. 2004..The acute effects of LPS demonstrate how sensitive Leydig cell mitochondrial steroidogenesis is to inflammation-induced oxidative stress...
Acute signaling by the LH receptor is independent of protein kinase C activationLisa M Salvador
Department of Cell Biology, Northwestern University Medical School, 303 East Chicago Avenue, Chicago, IL 60611, USA
Endocrinology 143:2986-94. 2002..Unexpectedly, PKCs were partially activated in the absence of LH receptor activation, and LH receptor activation did not elicit further detectable PKC activation...
Prostaglandin E2 via steroidogenic factor-1 coordinately regulates transcription of steroidogenic genes necessary for estrogen synthesis in endometriosisErkut Attar
Division of Reproductive Biology Research, Department of Obstetrics and Gynecology, Feinberg School of Medicine at Northwestern University, 303 East Superior Street, 4 123, Chicago, Illinois 60611, USA
J Clin Endocrinol Metab 94:623-31. 2009....
Phosphorylation of the hamster adrenal steroidogenic acute regulatory protein as analyzed by two-dimensional polyacrylamide gel electrophoresesJean Guy LeHoux
Department of Biochemistry, Faculty of Medicine, University of Sherbrooke, Sherbrooke, Que, Canada J1H 5N4
Mol Cell Endocrinol 215:127-34. 2004..Finally we found that, in addition to phosphorylation, the formation of different StAR species was also due to the hydrolysis of the molecule at its N-terminal and to a lesser degree at its C-terminal...
Downregulation of steroidogenic acute regulatory protein (StAR) gene expression by cyclic AMP in cultured Schwann cellsYasmina Benmessahel
INSERM U488, , France
Glia 45:213-28. 2004..Since StAR gene expression is stimulated by cAMP in classical steroidogenic cells, our work is the first demonstration of a negative regulation of StAR gene by cAMP...
Steroidogenic acute regulatory protein in the rat brain: cellular distribution, developmental regulation and overexpression after injuryAmanda Sierra
Instituto Cajal, C S I C, Avenida Doctor Arce 37, E 28002 Madrid, Spain
Eur J Neurosci 18:1458-67. 2003..This raises the possibility that the up-regulation of StAR expression and the subsequent modifications in steroidogenesis may be part of the mechanisms used by the brain to cope with neurodegeneration...
Phosphorylation and function of the hamster adrenal steroidogenic acute regulatory protein (StAR)Alain Fleury
Department of Biochemistry, Faculty of Medicine, University of Sherbrooke, Sherbrooke, Quebec, Canada J1H 5N4
J Steroid Biochem Mol Biol 91:259-71. 2004..The increased quantity of StAR upon (Bu)(2)-cAMP stimulation could be due to an augmentation of its mRNA or protein synthesis stability, or both; this is yet to be determined...
Research Grants
- Therapeutic Efficacy of Flax Seed in the Prevention of Ovarian CancerDALE HALES; Fiscal Year: 2007..Using the hen as our model we will investigate the use of omega-3/flax seed diet as a way to prevent ovarian cancer. ..
