Reversible infertility in male mice after oral administration of alkylated imino sugars: A nonhormonal approach to male contraception

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Reversible infertility in male mice after oral administration of alkylated imino sugars: a nonhormonal approach to male contraception.

During mammalian spermatogenesis, male germ cells undergo a dramatic transformation, which includes a change of shape, nuclear condensation, and development of specialised structures, such as an acrosome, and a flagellum with a mitochondrial sheath. We have found a previously undescribed pharmacological approach to intervene in these events. After oral administration of the alkylated imino suga...

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Antioxidant treatment a new therapeutic approach to reversible male infertility

The imbalance between reactive oxygen species (ROS) production and total antioxidant capacity in seminal fluid indicates oxidative stress and is correlated with male infertility. One of the rational strategies to counteract the oxidative stress is to increase the scavenging capacity of seminal plasma. In such cases a combination of antioxidants may e more useful treatment of male infertility. W...

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ACUPUNCTURE AND MALE INFERTILITY About male infertility

The clinical definition of male infertility is the presence of abnormal semen parameters in the male partner of a couple who have been unable to conceive after 1 year of unprotected intercourse (Dohle 2010). The World Health Organization defines male factor infertility as the presence of one or more abnormalities in the semen analysis, or the presence of inadequate sexual or ejaculatory functio...

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Male Contraception

Very few options for men to initiate fertility control are currently available. Due to the potential public health impact of a novel method of contraception for men in the developed and developing world, a number of organizations are conducting or supporting studies which focus on the male contraceptive aspect of reproductive health. These include bilateral and multilateral donors, national gov...

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[Male contraception].

Clear evidence shows that many men and women would welcome new male methods of contraception, but none have become available. The hormonal approach is based on suppression of gonadotropins and thus of testicular function and spermatogenesis, and has been investigated for several decades. This approach can achieve sufficient suppression of spermatogenesis for effective contraception in most men,...

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ژورنال

عنوان ژورنال: Proceedings of the National Academy of Sciences

سال: 2002

ISSN: 0027-8424,1091-6490

DOI: 10.1073/pnas.262586099