New sperm creation method could overcome genetic male infertility. Healthy sperm have been created in mice with a common form of infertility, raising hope for future treatment for men with extra sex chromosomes, as reported in journal Science.

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New sperm creation method could overcome genetic male infertility. Healthy sperm have been created in mice with a common form of infertility, raising hope for future treatment for men with extra sex chromosomes, as reported in journal Science.