Extracellular Ca2+ Is Required for Fertilization in the African Clawed Frog, Xenopus laevis.

Katherine L WozniakBrianna L MayfieldAlexis M DurayMaiwase TemboDavid O BelenyMarc A NapolitanoMonica L SauerBennett W WisnerAnne E Carlson

Published in: PloS one (2017)

Taken together, these data are consistent with requirement of extracellular Ca2+ for fertilization. Based on our findings, we hypothesize that the jelly coat surrounding the egg acts as a reserve of readily available Ca2+ ions to foster fertilization in changing extracellular milieu.

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