Abstract
Immature female rats were induced to ovulate by an injection of pregnant mare serum: melatonin, intraperitonealy injected, induce an increase of LH-RH immunoreactive neurons in the hypothalamus. These neurons are localized in septo preoptic, infundibular and premammillary areas.
MeSH terms
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Animals
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Female
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Gonadotropin-Releasing Hormone / physiology*
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Gonadotropins, Equine / pharmacology
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Histocytochemistry
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Hypothalamus / cytology
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Hypothalamus / drug effects
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Hypothalamus / physiology*
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Melatonin / pharmacology*
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Neurons / drug effects
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Neurons / physiology
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Rats
Substances
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Gonadotropins, Equine
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Gonadotropin-Releasing Hormone
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Melatonin