Search Results - "Sisk, C L"

The effects of puberty on genetic risk for disordered eating: evidence for a sex difference by Klump, K L, Culbert, K M, Slane, J D, Burt, S A, Sisk, C L, Nigg, J T

“…Differences in genetic influences on disordered eating are present across puberty in girls. Heritability is 0% before puberty, but over 50% during and after…”
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The effects of circulating testosterone and pubertal maturation on risk for disordered eating symptoms in adolescent males by Culbert, K M, Burt, S A, Sisk, C L, Nigg, J T, Klump, K L

“…Testosterone may be a biological factor that protects males against eating disorders. Elevated prenatal testosterone exposure is linked to lower levels of…”
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Changes in genetic risk for emotional eating across the menstrual cycle: a longitudinal study by Klump, K L, Hildebrandt, B A, O'Connor, S M, Keel, P K, Neale, M, Sisk, C L, Boker, S, Burt, S A

“…Previous studies have shown significant within-person changes in binge eating and emotional eating across the menstrual cycle, with substantial increases in…”
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In vivo gonadotropin-releasing hormone secretion in female rats during peripubertal development and on proestrus by Sisk, C L, Richardson, H N, Chappell, P E, Levine, J E

“…Pubertal development in female rats is characterized by increased LH levels and the appearance of estrogen-dependent afternoon LH mini-surges. In these studies…”
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Actions of Testosterone in Prepubertal and Postpubertal Male Hamsters: Dissociation of Effects on Reproductive Behavior and Brain Androgen Receptor Immunoreactivity by Meek, Leslie R., Romeo, Russell D., Novak, Colleen M., Sisk, Cheryl L.

“…This study was conducted to determine whether there is a increase in responsiveness to the activating effects of testosterone on male reproductive behavior…”
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A Morning Surge in Plasma Luteinizing Hormone Coincides with Elevated Fos Expression in Gonadotropin-Releasing Hormone-Immunoreactive Neurons in the Diurnal Rodent, Arvicanthis niloticus by MCELHINNY, T. L, SISK, C. L, HOLEKAMP, K. E, SMALE, L

“…Arvicanthis niloticus is a diurnal murid rodent from sub-Saharan Africa. Here we report on processes associated with mating in this species in an attempt to…”
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Regulation of brain androgen receptor immunoreactivity by androgen in prepubertal male ferrets by KASHON, M. L, HAYES, M. J, SHEK, P. P, SISK, C. L

“…During pubertal maturation, there is an increase in the number of androgen receptor-immunoreactive (AR-IR) cells in the preoptic area (POA), arcuate nucleus…”
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Pheromones Elicit Equivalent Levels of Fos-Immunoreactivity in Prepubertal and Adult Male Syrian Hamsters by Romeo, Russell D., Parfitt, David B., Richardson, Heather N., Sisk, Cheryl L.

“…Male reproductive behavior in the Syrian hamster is dependent on both pheromones from the female and the presence of gonadal steroid hormones. The pheromones…”
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Estrogen receptor immunoreactivity in prepubertal and adult male Syrian hamsters by Romeo, Russell D., Diedrich, Stefani L., Sisk, Cheryl L.

“…Estrogen and estrogen receptors (ER) are involved in the expression of steroid-dependent male sexual behavior and negative feedback regulation of the…”
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Effects of food restriction and restoration on gonadotropin and growth hormone secretion in immature male rats by SISK, C. L, BRONSON, F. H

“…This experiment concerned the changing patterns in secretion of luteinizing hormone (LH), follicle-stimulating hormone (FSH), and growth hormone (GH) under…”
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Regional changes in GnRH immunoreactivity with puberty in the male Syrian hamster by Richardson, Heather N., Romeo, Russell D., Sisk, Cheryl L.

“…Gonadotropin-releasing-hormone immunopositive (GnRH+) neurons were identified in juvenile and adult male Syrian hamsters. There were significantly fewer GnRH+…”
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Evidence that a decrease in testosterone negative feedback mediates the pubertal increase in luteinizing hormone pulse frequency in male ferrets by SISK, C. L

“…Neuroendocrine mechanisms regulating luteinizing hormone (LH) secretion during puberty were investigated in intact male ferrets and ferrets castrated at 8 wk…”
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Estrogen receptor immunoreactivity in ferret brain is regulated by estradiol in a region-specific manner by Sisk, Cheryl L., DonCarlos, Lydia L.

“…The effects of estrogen on estrogen receptor (ER) immunoreactivity in the male ferret brain were examined. Estrogen treatment reduced the mean number of…”
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Pubertal and seasonal plasticity in the amygdala by Romeo, Russell D., Sisk, Cheryl L.

“…The present experiments investigated the effects of pubertal maturation and photoperiod on the size of brain regions that mediate mating behavior in the male…”
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Pituitary responsiveness to luteinizing hormone-releasing hormone in prepubertal and postpubertal male ferrets by BERGLUND, L. A, SISK, C. L

“…The pituitary response to three different doses of exogenously administered LHRH was examined in prepubertal (9-wk-old) and postpubertal (32-wk-old) male…”
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Pulsatile release of luteinizing hormone and testosterone in male ferrets by Sisk, C L, Desjardins, C

“…The temporal organization of LH and testosterone secretion was examined in male European ferrets. Hormone levels were measured in frequent blood samples taken…”
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Differential effects of testosterone, 5 alpha-dihydrotestosterone and oestradiol-17 beta on plasma concentrations of LH in castrated ferrets by Tang, Y P, Sisk, C L

“…The biological activity of testosterone often depends on the conversion of testosterone within the target cell to an androgenic or oestrogenic metabolite. The…”
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Differential effects of electrolytic and chemical hypothalamic lesions on LH pulses in rats by Sisk, C L, Nunez, A A, Thebert, M M

“…Electrolytic lesions of the arcuate nucleus were made in anesthetized adult castrated male rats. Luteinizing hormone (LH) pulse frequency averaged 2.4 pulses/h…”
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Photoperiod times ontogeny of androgen receptor-immunoreactive cells in ferrets by Kashon, M L, Sisk, C L

“…Regional increases in the density of androgen receptor-immunoreactive (AR-IR) brain cells are temporally correlated with pubertal maturation in male ferrets…”
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LHRH in the ferret: pubertal decrease in the number of immunopositive arcuate neurons by Tang, Y P, Sisk, C L

“…This study correlated a region-specific change in the number of luteinizing hormone-releasing hormone-immunopositive (LHRH+) neurons with pubertal development…”
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