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Contact: David Bricker
brickerd@indiana.edu
812-856-9035
Indiana University
Caption: Phase contrast images of a sperm cell moving down toward the extract wall in response to the extract gradient. The sperm cell in each frame is circled for clarity. Images shown were taken at 0.6 second intervals.
Credit: Stephen C. Jacobson
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Related news release: Even when faint, ovary scent draws sperm cells
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