Scientific Source #52 – Peer-Reviewed Article
“At the time of fertilization, an increase in the intracellular Ca(2+) concentration ([Ca(2+)](i)) underlies egg activation and initiation of development in all species studied to date”52
52Wakai, T., Vanderheyden, V., Yoon, S.Y., Cheon, B., Zhang, N., Parys, J.B., & Fissore, R.A., Regulation of inositol 1,4,5-trisphosphate receptor function during mouse oocyte maturation, J Cell Physiol, 2012, 227(2):705-17, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3144990.