Reproduction Abstracts

Introduction: Zinc is an extremely important trace element that play important roles in several biological processes. In this study, we investigated the role of zinc during meiotic resumption and metaphase arrest in in vitro-matured porcine oocytes.Materials and methods: Oocytes which arrest at GV or MII stage were treated with TPEN, a Zn2+ chelator, respectively. Meiotic resumption and activation were assayed. Effect of PMA, a PKC ac...