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Progesterone effect function sperm caused

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Sunday, October 28, 2018 7:19:40 AM
Video: H264, 1103 KB/s
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Duration: 22:86
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Awww no Russian or Greek? I thought the Italian, Arabic French were the more romantic sounding languages to me.. Progesterone stimulates sperm functions, e. The physiological relevance of these effects has been Progesterone effect function sperm caused using female genital tract fluids which modulate sperm function according to their progesterone content. Clothed male, naked female Progesterone interacts with specific sperm binding sites that, unlike the classic nuclear receptors, are located on the plasma membrane of the spermatozoon. Binding studies have revealed the presence Progesterone effect function sperm caused two classes of progesterone receptors in the human spermatozoon, one class has an elevated affinity constant nanomolar and is specific for progesterone, whereas the other class has an affinity constant in the micromolar range and binds equally well other hydroxylated progesterone derivatives. Following exposure to progesterone, the main event is a rapid within seconds increase of the intracellular free calcium concentration, followed by a sustained rise lasting for several minutes plateau phase. Both these calcium transients are dependent upon entry of extracellular calcium.
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