Abstract
AbstractSphingosine‐1‐phosphate (S1P), a lipid messenger, propagates its signals by interacting with its intracellular targets or is transported to autocrine/paracrine to activate its cell surface receptors. In the female reproductive system, the homeostasis of S1P plays an important role in ovarian follicular development. Our recent studies show that S1P emerges as a functional mediator of LH‐EGFR signaling from cumulus cells to oocytes: elevating calcium levels in cumulus cells to induce oocyte meiotic maturation, and activating Akt/mTOR cascade reaction to promote oocyte developmental competence. Thus, S1P might be applied to promote oocyte maturation in animals and humans.
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