Timing of sperm penetration, pronuclear
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Krishna, Maryala ;Generoso, Walderico M.
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Article
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1977
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John Wiley and Sons
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English
β 804 KB
## Abstract Timing of development of naturally ovulated mouse eggs from sperm penetration to first cleavage, including that of DNA synthesis, was established. In an attempt to limit variability, partial synchronization of ovulation was accomplished by shortening the length of the dark period to fiv