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Published online 11 November 2004 | Nature | doi:10.1038/news041108-13
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Vaccine cripples sperm in monkeys
Male contraception options set to broaden.
A male contraceptive jab has edged closer to reality, after a study showed that monkeys are rendered infertile by a vaccine aimed at their sperm.
In contrast to the wide range of contraceptives on hand for women, men wanting to curb their fertility can choose between only condoms or a vasectomy.
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