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In vitro interactions of calmodulin with the ovine proacrosin-acrosin system
acrosome spermatozoa proteolytic activity
2009/1/5
The authors studied the interaction of calmodulin (CaM) with proacrosin and acrosin from ram spermatozoa. CaM binding evaluated by the [125I]-CaM overlay procedure was shown to occur preferentially ...
Implication of Calmodulin-Dependent Phosphodiesterase Type 1 During Bovine Sperm Capacitation
Vinpocetine rolipram cyclic AMP in vitro fertilization motility
2008/12/18
Phosphodiesterases (PDEs) are enzymes that degrade cyclic nucleotides. The calcium-calmodulin dependent PDE type 1 (PDE 1) and the cyclic adenosine monophosphate (cAMP)-specific PDE type 4 (PDE 4) h...