Search Results - "Allensworth, Melody L."
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Metabolic signalling to somatotrophs: Transcriptional and post‐transcriptional mediators
Published in Journal of neuroendocrinology (01-11-2020)“…In normal individuals, pituitary somatotrophs optimise body composition by responding to metabolic signals from leptin. To identify mechanisms behind the…”
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410 Mild Maternal Undernutrition Results in a Premature Neonatal Leptin Surge and Resistance in Male Offspring to a High Fat Diet
Published in Journal of clinical and translational science (01-04-2022)“…OBJECTIVES/GOALS: Maternal undernutrition, a form of malnutrition, can alter neonatal leptin signaling and result in metabolic dysfunction in adulthood. We…”
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Leptin Regulation of Gonadotrope Gonadotropin-Releasing Hormone Receptors As a Metabolic Checkpoint and Gateway to Reproductive Competence
Published in Frontiers in endocrinology (Lausanne) (05-01-2018)“…The adipokine leptin signals the body's nutritional status to the brain, and particularly, the hypothalamus. However, leptin receptors (LEPRs) can be found all…”
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Selective Deletion of Leptin Receptors in Gonadotropes Reveals Activin and GnRH-Binding Sites as Leptin Targets in Support of Fertility
Published in Endocrinology (Philadelphia) (01-10-2014)“…The adipokine, leptin (LEP), is a hormonal gateway, signaling energy stores to appetite-regulatory neurons, permitting reproduction when stores are sufficient…”
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Sex Differences in Somatotrope Dependency on Leptin Receptors in Young Mice: Ablation of LEPR Causes Severe Growth Hormone Deficiency and Abdominal Obesity in Males
Published in Endocrinology (Philadelphia) (01-09-2015)“…Leptin receptor (LEPR) signaling controls appetite and energy expenditure. Somatotrope-specific deletion of the LEPRb signaling isoform causes GH deficiency…”
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Sex-specific changes in postnatal GH and PRL secretion in somatotrope LEPR-null mice
Published in Journal of endocrinology (01-09-2018)“…The developing pituitary is a rapidly changing environment that is constantly meeting the physiological demands of the growing organism. During early postnatal…”
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Sex differences in somatotrope response to fasting: biphasic responses in male mice
Published in Journal of endocrinology (01-12-2020)“…Anterior pituitary somatotropes are important metabolic sensors responding to leptin by secreting growth hormone (GH). However, reduced leptin signals caused…”
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A Sex-Dependent, Tropic Role for Leptin in the Somatotrope as a Regulator of POU1F1 and POU1F1-Dependent Hormones
Published in Endocrinology (Philadelphia) (01-10-2016)“…Pituitary somatotropes perform the key function of coordinating organismic growth and body composition with metabolic signals. However, the mechanism by which…”
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Maternal undernutrition results in transcript changes in male offspring that may promote resistance to high fat diet induced weight gain
Published in Frontiers in endocrinology (Lausanne) (17-01-2024)“…Maternal nutrition during embryonic development and lactation influences multiple aspects of offspring health. Using mice, this study investigates the effects…”
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Ablation of Leptin Signaling to Somatotropes: Changes in Metabolic Factors that Cause Obesity
Published in Endocrinology (Philadelphia) (01-10-2012)“…Mice with somatotrope-specific deletion of the Janus kinase binding site in leptin receptors are GH deficient as young adults and become obese by 6 months of…”
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