Article
Three-dimensional structure of the zona pellucida
1 Sept 1997
Abstract excerpt
The zona pellucida is the extracellular coat that surrounds the mammalian oocyte. It forms a spherical shell of remarkably uniform thickness (5-10 microns in eutherian mammals). The mouse is currently the largest source of data on the zona pellucida and this review is built largely on these data. The zona pellucida is composed of three proteins in both mice and humans: ZP1, ZP2 and ZP3. These proteins are...
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