High potassium concentration and the cumulus corona oocyte complex stimulate the fertilizing capacity of human spermatozoa

Progressively motile spermatozoa were incubated for 24hours in culture media containing 4.7 or 25mMK, in the presence or absence of hamster cumulus oophorus. The percentage of spermatozoa with progressive motility was significantly higher at 24hours in the presence of cumulus corona oocyte complexes...

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Veröffentlicht in:	Fertility and sterility 1990-08, Vol.54 (2), p.328-332
Hauptverfasser:	Roblero, Luis S., Guadarrama, Alejandro, Ortiz, Maria E., Fernandez, Emilio, Zegers-Hochschild, Fernando
Format:	Artikel
Sprache:	eng
Schlagworte:	Acrosome - physiology Animals Biological and medical sciences Cell Survival Cricetinae Female Fertilization Fundamental and applied biological sciences. Psychology Hormone metabolism and regulation Humans Male Mammalian male genital system Oocytes - physiology Osmolar Concentration Ovarian Follicle - cytology Ovarian Follicle - physiology Potassium - pharmacology Sperm Motility Sperm-Ovum Interactions Spermatozoa - physiology Vertebrates: reproduction
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