Fertilization of a mammalian egg initiates a series of ‘zinc sparks’ that are necessary to induce the egg-to-embryo transition. Despite the importance of these zinc-efflux events little is known about ...

EVANSTON, Ill. -- Sparks literally fly when a sperm and an egg hit it off. The fertilized mammalian egg releases from its surface billions of zinc atoms in "zinc sparks," one wave after another, found ...

Zinc flux during fertilization prevents polyspermy and improves the quality of embryo Zinc is released after fertilization helps in zona pellucida hardening Zinc spark is a calcium coordinated event ...