Parthenogenetic activation decreases the polyphosphoinositide content of frog eggs
- PMID: 2991011
- DOI: 10.1016/0014-5793(85)81214-x
Parthenogenetic activation decreases the polyphosphoinositide content of frog eggs
Abstract
Polyphosphoinositides were quantified in metaphase II-arrested eggs of the amphibian Xenopus laevis and 8-10 min later in eggs activated by pricking. The content of phosphatidylinositol 4,5-biphosphate (PIP2) was remarkably high in metaphase II-arrested eggs with respect to that of phosphatidylinositol 4-phosphate (PIP). It was found to drop dramatically at activation. In contrast PIP content did not change significantly.
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