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Gene Mutation Key to Infertility in Male Mice
Date:10/17/2007

plays an important role in the late stages of sperm cell development. The mice lacking this gene had smaller testes, low sperm count, were infertile, and their sperm had abnormally shaped heads and immotile tails, Zhang said.

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For more on infertility, visit the U.S. National Library of Medicine.



SOURCES: Yi Zhang, Ph.D., researcher, Howard Hughes Medical Institute, University of North Carolina School of Medicine, Chapel Hill; Oct. 17, 2007, Nature, online


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