Search Results - "Lehman, Michael N"
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Minireview: Kisspeptin/Neurokinin B/Dynorphin (KNDy) Cells of the Arcuate Nucleus: A Central Node in the Control of Gonadotropin-Releasing Hormone Secretion
Published in Endocrinology (Philadelphia) (01-08-2010)“…Recently, a subset of neurons was identified in the arcuate nucleus of the hypothalamus that colocalize three neuropeptides, kisspeptin, neurokinin B, and…”
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In vivo imaging of the GnRH pulse generator reveals a temporal order of neuronal activation and synchronization during each pulse
Published in Proceedings of the National Academy of Sciences - PNAS (08-02-2022)“…A hypothalamic pulse generator located in the arcuate nucleus controls episodic release of gonadotropin-releasing hormone (GnRH) and luteinizing hormone (LH)…”
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Kisspeptin/Neurokinin B/Dynorphin (KNDy) cells as integrators of diverse internal and external cues: evidence from viral-based monosynaptic tract-tracing in mice
Published in Scientific reports (14-10-2019)“…Neurons in the hypothalamic arcuate nucleus (ARC) that co-express kisspeptin, neurokinin B and dynorphin (KNDy cells) are essential for mammalian reproduction…”
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Neuroendocrine control of gonadotropin‐releasing hormone: Pulsatile and surge modes of secretion
Published in Journal of neuroendocrinology (01-05-2022)“…The concept that different systems control episodic and surge secretion of gonadotropin‐releasing hormone (GnRH) was well established by the time that GnRH was…”
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Neuroanatomy of the kisspeptin signaling system in mammals: comparative and developmental aspects
Published in Advances in experimental medicine and biology (2013)“…Our understanding of kisspeptin and its actions depends, in part, on a detailed knowledge of the neuroanatomy of the kisspeptin signaling system in the brain…”
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Kisspeptin Neurons from Mice to Men: Similarities and Differences
Published in Endocrinology (Philadelphia) (01-11-2012)“…The discovery that kisspeptin was critical for normal fertility in humans ushered in a new chapter in our understanding of the control of GnRH secretion. In…”
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The Kisspeptin/Neurokinin B/Dynorphin (KNDy) Cell Population of the Arcuate Nucleus: Sex Differences and Effects of Prenatal Testosterone in Sheep
Published in Endocrinology (Philadelphia) (01-01-2010)“…Recent work in sheep has identified a neuronal subpopulation in the arcuate nucleus that coexpresses kisspeptin, neurokinin B, and dynorphin (referred to here…”
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Kisspeptin, Neurokinin B, and Dynorphin Act in the Arcuate Nucleus to Control Activity of the GnRH Pulse Generator in Ewes
Published in Endocrinology (Philadelphia) (01-11-2013)“…Recent work has led to the hypothesis that kisspeptin/neurokinin B/dynorphin (KNDy) neurons in the arcuate nucleus play a key role in GnRH pulse generation,…”
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Anatomy of the kisspeptin neural network in mammals
Published in Brain research (10-12-2010)“…Abstract Kisspeptin has been recognized as a key regulator of GnRH secretion during puberty and adulthood, conveying the feedback influence of endogenous…”
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Regulation of GnRH pulsatility in ewes
Published in Reproduction (Cambridge, England) (01-09-2018)“…Early work in ewes provided a wealth of information on the physiological regulation of pulsatile gonadotropin-releasing hormone (GnRH) secretion by internal…”
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KNDy (Kisspeptin/Neurokinin B/Dynorphin) Neurons Are Activated during Both Pulsatile and Surge Secretion of LH in the Ewe
Published in Endocrinology (Philadelphia) (01-11-2012)“…KNDy (kisspeptin/neurokinin B/dynorphin) neurons of the arcuate nucleus (ARC) appear to mediate the negative feedback actions of estradiol and are thought to…”
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Molecular Mapping of the Neural Pathways Linking Leptin to the Neuroendocrine Reproductive Axis
Published in Endocrinology (Philadelphia) (01-06-2011)“…Leptin communicates with the neuroendocrine reproductive axis via multiple populations of LepRb neurons that lie afferent to both Kiss1 and GnRH neurons…”
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A role for neurokinin B in pulsatile GnRH secretion in the ewe
Published in Neuroendocrinology (01-01-2014)“…The recent description of infertility in humans with loss-of-function mutations in genes for neurokinin B (NKB) or its receptor (NK3R) has focused attention on…”
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Variation in Kisspeptin and RFamide-Related Peptide (RFRP) Expression and Terminal Connections to Gonadotropin-Releasing Hormone Neurons in the Brain: A Novel Medium for Seasonal Breeding in the Sheep
Published in Endocrinology (Philadelphia) (01-11-2008)“…Reproductive activity in sheep is seasonal, being activated by short-day photoperiods and inhibited by long days. During the nonbreeding season, GnRH secretion…”
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Kisspeptin Neurons in the Arcuate Nucleus of the Ewe Express Both Dynorphin A and Neurokinin B
Published in Endocrinology (Philadelphia) (01-12-2007)“…Kisspeptin is a potent stimulator of GnRH secretion that has been implicated in the feedback actions of ovarian steroids. In ewes, the majority of hypothalamic…”
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Does the KNDy Model for the Control of Gonadotropin-Releasing Hormone Pulses Apply to Monkeys and Humans?
Published in Seminars in reproductive medicine (01-03-2019)“…There is now considerable evidence supporting the role of a subpopulation of neurons in the arcuate nucleus of the hypothalamus that coexpress kisspeptin,…”
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Evaluation of the effectiveness of 3D vascular stereoscopic models in anatomy instruction for first year medical students
Published in Anatomical sciences education (01-01-2017)“…The head and neck region is one of the most complex areas featured in the medical gross anatomy curriculum. The effectiveness of using three‐dimensional (3D)…”
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Food Entrainment, Arousal, and Motivation in the Neonatal Rabbit Pup
Published in Frontiers in neuroscience (17-03-2021)“…In the newborn rabbit, the light entrainable circadian system is immature and once a day nursing provides the primary timing cue for entrainment. In advance of…”
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Neurokinin B Acts via the Neurokinin-3 Receptor in the Retrochiasmatic Area to Stimulate Luteinizing Hormone Secretion in Sheep
Published in Endocrinology (Philadelphia) (01-08-2010)“…Recent data have demonstrated that mutations in the receptor for neurokinin B (NKB), the NK-3 receptor (NK3R), produce hypogonadotropic hypogonadism in humans…”
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Prenatal androgen treatment impairs the suprachiasmatic nucleus arginine-vasopressin to kisspeptin neuron circuit in female mice
Published in Frontiers in endocrinology (Lausanne) (05-08-2022)“…Polycystic ovary syndrome (PCOS) is associated with elevated androgen and luteinizing hormone (LH) secretion and with oligo/anovulation. Evidence indicates…”
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