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. 2018 Jul 2;39(5):593–628. doi: 10.1210/er.2017-00236

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This article has been published under the terms of the Creative Commons Attribution License (CC BY; https://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Copyright for this article is retained by the author(s).

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Figure 1. — Site of action of inductors of oocyte maturation during IVF treatment. hCG and rLH act directly at LH receptors in the ovary. GnRHas act at GnRH receptors in the pituitary gland to stimulate the secretion of endogenous LH and FSH. Kisspeptin acts at the hypothalamus to stimulate kisspeptin receptors on GnRH neurons and the release of an endogenous pool of GnRH.