Objective: To understand the effect of sperm contact with the apical plasma membrane of
tubal epithelial cells on sperm motility, velocity, and capacitation. Design: Prospective,
controlled in vitro study. Setting: University medical center. Patient (s): Women of
reproductive age undergoing hysterectomy for benign gynecologic indications and
normozoospermic donors of proved fertility. Main Outcome Measure (s): Sperm motility as
measured manually, velocity as measured by computer-assisted sperm motility analysis …