Synaptic remodeling in the arcuate nucleus during the estrous cycle is induced by estrogen and precedes the preovulatory gonadotropin surge.
Naftolin F, Mor G, Horvath TL, Luquin S, Fajer AB, Kohen F, Garcia-Segura LM. Synaptic remodeling in the arcuate nucleus during the estrous cycle is induced by estrogen and precedes the preovulatory gonadotropin surge. Endocrinology 1996, 137: 5576-80. PMID: 8940386, DOI: 10.1210/endo.137.12.8940386.Peer-Reviewed Original ResearchConceptsSynaptic retractionArcuate nucleusAxosomatic synapsesPreovulatory gonadotropinEstrous cycleMorning of metestrusPhysiological synaptic plasticitySurge of gonadotropinsMorning of estrusPreovulatory LH surgePreovulatory estradiolPreovulatory levelsLH surgeGonadotropin surgeHypothalamic mechanismsSynaptic remodelingEstrogen diethylstilbestrolSynaptic plasticityGonadotropinOvarian cycleControl femalesSynapsesPositive controlEstradiolEstrogen