Changes in camp phosphodiesterase activi
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Alan Dardik; Richard M. Schultz
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Article
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1992
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John Wiley and Sons
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English
β 553 KB
## Abstract Cyclic nucleotide phosphodiesterase (PDE) activity and cAMP amounts were measured in mouse preimplantation embryos at the 1βcell, 2βcell, 8βcell/ morula, and midβblastocyst stages. PDE activity remained constant between the 1βcell and 2βcell stages. It decreased by the 8βcell stage and