Search Results - "Resko, John A."

Cytochrome P450 aromatase (CYP19) in the non-human primate brain: distribution, regulation, and functional significance by Roselli, Charles E, Resko, John A

“…In adult male primates, estrogens play a role in both gonadotropin feedback and sexual behavior. Inhibition of aromatization in intact male monkeys acutely…”
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Estrogen synthesis in fetal sheep brain: Effect of maternal treatment with an aromatase inhibitor by Roselli, C.E, Resko, J.A, Stormshak, F

“…The aim of the present study was to determine whether the fetal lamb brain has the capacity to aromatize androgens to estrogens during the critical period for…”
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Regulation of Aromatase Gene Expression in the Adult Rat Brain by Roselli, Charles E, Abdelgadir, Salah E, Resko, John A

“…Brain aromatase plays an important role in the regulation of adult reproductive behavior in male rodents. This report focuses on recent experiments from our…”
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The Volume of a Sexually Dimorphic Nucleus in the Ovine Medial Preoptic Area/Anterior Hypothalamus Varies with Sexual Partner Preference by Roselli, Charles E, Larkin, Kay, Resko, John A, Stellflug, John N, Stormshak, Fred

“…Sheep are one of the few animal models in which natural variations in male sexual preferences have been studied experimentally. Approximately 8% of rams…”
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Relationship of Serum Testosterone Concentrations to Mate Preferences in Rams by ROSELLI, Charles E, STORMSHAK, Fred, STELLFLUG, John N, RESKO, John A

“…This study examined systemic testosterone concentrations in rams that were classified according to their sexual behavior and partner preference as either…”
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Castration fails to prevent prenatally programmed hypertension in male rats by Woods, Lori L, Morgan, Terry K, Resko, John A

“…Male offspring of rats that were modestly protein restricted during pregnancy become hypertensive as adults, whereas their female littermates remain…”
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Expression of steroid hormone receptors in the fetal sheep brain during the critical period for sexual differentiation by Roselli, Charles E., Resko, John A., Stormshak, Fred

“…The objective of this study was to examine the expression of receptors for androgen, estrogen, and progesterone in the fetal sheep brain during the critical…”
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Corrigendum to “Expression of steroid hormone receptors in the fetal sheep brain during the critical period for sexual differentiation” [Brain Res. 1110 (2006) 76–80] by Roselli, Charles E, Resko, John A, Stormshak, Fred

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Prenatal hormones organize sex differences of the neuroendocrine reproductive system: observations on guinea pigs and nonhuman primates by Resko, J A, Roselli, C E

“…1. The central nervous systems (CNS) of males and females differ in the control mechanisms for the release of gonadotropins from the anterior pituitary gland…”
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Androgen Receptor Messenger Ribonucleic Acid in Brains and Pituitaries of Male Rhesus Monkeys: Studies on Distribution, Hormonal Control, and Relationship to Luteinizing Hormone Secretion by ABDELGADIR, S. E, ROSELLI, C. E, CHOATE, J. V. A, RESKO, J. A

“…Because the distribution and hormonal regulation of the androgen receptor (AR) mRNA in brains and pituitaries of adult rhesus monkeys have not been studied, we…”
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Estrogen Synthesis in Fetal Sheep Brain: Effect of Maternal Treatment with an Aromatase Inhibitor1 by Roselli, Charles E, Resko, John A, Stormshak, Fredrick

“…The aim of the present study was to determine whether the fetal lamb brain has the capacity to aromatize androgens to estrogens during the critical period for…”
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Aromatase activity in the rat brain: hormonal regulation and sex differences by Roselli, C E, Resko, J A

“…The intracellular conversion of testosterone to estradiol by the aromatase enzyme complex is an important step in many of the central actions of testosterone…”
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Relationship of Serum Testosterone Concentrations to Mate Preferences in Rams1 by Roselli, Charles E, Stormshak, Fred, Stellflug, John N, Resko, John A

“…This study examined systemic testosterone concentrations in rams that were classified according to their sexual behavior and partner preference as either…”
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Hormonal influences on sexual partner preference in rams by Roselli, Charles E, Resko, John A, Stormshak, Fred

“…Domestic rams display a naturally occurring variation in sexual partner preference, such that 6-10% of range-bred populations prefer male sexual partners…”
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Ontogeny of gonadotropin-releasing hormone-containing neurons in early fetal development of rhesus macaques by Ronnekleiv, O K, Resko, J A

“…We studied the ontogeny of GnRH neurons in fetal rhesus macaques from days 36-135 of gestation. The nasal region, pituitary, and brain were dissected, fixed in…”
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Distribution and regulation of aromatase activity in the rat hypothalamus and limbic system by Roselli, C E, Horton, L E, Resko, J A

“…Conversion of androgen to estrogen in the rat brain is catalyzed by aromatase enzymes. The maximum concentrations of these enzymes are found within the…”
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Cellular Observations and Hormonal Correlates of Feedback Control of Luteinizing Hormone Secretion by Testosterone in Long-Term Castrated Male Rhesus Monkeys1 by Resko, John A, Pereyra-Martinez, Ada C, Stadelman, Henry L, Roselli, Charles E

“…Testosterone at physiological levels cannot exert negative feedback action on LH secretion in long-term castrated male monkeys. The cellular basis of this…”
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Cellular Observations and Hormonal Correlates of Feedback Control of Luteinizing Hormone Secretion by Testosterone in Long-Term Castrated Male Rhesus Monkeys by RESKO, John A, PEREYRA-MARTINEZ, Ada C, STADELMAN, Henry L, ROSELLI, Charles E

“…Testosterone at physiological levels cannot exert negative feedback action on LH secretion in long-term castrated male monkeys. The cellular basis of this…”
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Distribution of Aromatase Cytochrome P450 Messenger Ribonucleic Acid in Adult Rhesus Monkey Brains1 by Abdelgadir, Salah E., Roselli, Charles E., Choate, Jerome V.A., Resko, John A.

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Regulation of brain aromatase activity in rats by Roselli, C E, Ellinwood, W E, Resko, J A

“…We studied the distribution and regulation of aromatase activity in the adult rat brain with a sensitive in vitro assay that measures the amount of 3H2O formed…”
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