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Bicarbonate-dependent lipid ordering and protein aggregation are part of the nongenomic action of progesterone on capacitated spermatozoa
Capacitation acrosome reaction membrane bicuculline
2009/2/18
The nongenomic action of progesterone (P) on capacitated sperm in mediating acrosomal exocytosis operates through transmembrane signal transduction involving increased intracellular calcium ions and...
Importance of bicarbonate to the progesterone-initiated human sperm acrosome reaction
Anion channel bicarbonate sperm acrosome reaction
2009/2/13
Progesterone, a putative in vivo initiator of the human sperm acrosome reaction (AR), has previously been shown to act at the sperm plasma membrane to initiate the AR in vitro. Here, we have investi...
The Response of Bovine Spermatozoa to Bicarbonate and Its Use to Assess the Influence of Added Oviductal Epithelial Proteins on Cryopreservation
Isthmus ampulla motility sperm-oviduct interactions
2008/12/24
The oviduct is a crucial organ for fertilization and has been demonstrated to perform a variety of interactions with spermatozoa ranging from sperm storage, to stabilizing sperm membranes and red...