Medical implications of the male biological clock.
نویسندگان
چکیده
منابع مشابه
The male biological clock is ticking: a review of the literature.
The term biological clock is usually used by physicians and psychologists to refer to the declining fertility, increasing risk of fetal birth defects and alterations to hormone levels experienced by women as they age. Female fecundity declines slowly after the age of 30 years and more rapidly after 40 and is considered the main limiting factor in treating infertility. However, there are several...
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Background Male infertility management has made significant progress during the past three decades, especially after the introduction of intracytoplasmic sperm injection (ICSI) in 1992. However, many boys and men still suffer from primary testicular failure due to acquired or genetic causes. New and novel treatments are needed to address these issues. Spermatogenesis originates from spermatogon...
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عنوان ژورنال:
- JAMA
دوره 296 19 شماره
صفحات -
تاریخ انتشار 2006