Sperm Bind to the Egg Zona Pellucida
Zona Pellucida
Anat Rec 159:439, 1967 Proc Nat Acad Sci USA 69:2767, 1972 Dev Biol 86:189, 1981
Sperm do not Bind to the Zona Pellucida after ZP2 Cleavage
Zona Pellucida
Anat Rec 159:439, 1967 Proc Nat Acad Sci USA 69:2767, 1972 Dev Biol 86:189, 1981
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