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Sperm quality deteriorates with age

June 7 2006

With increasing age in men increases the quality defects in sperm. Such conclusion was a group of American scientists.

Approximately 100 employees of Lawrence Livermore Laboratory name in California, whose age ranges from 22 to 80 years, passed samples of their sperm. Subsequently, the materials were recorded on videotape and tested by scientists. It turned out that the sperm of the oldest members contain five times more infertile sperm than the sperm of young people. In addition, the DNA of sperm of older men contained a lot more mutations.

At the same time, the connection between Down syndrome and age of the father study did not reveal that confirmed the hypothesis on the relationship of this terrible disease with maternal age. Nevertheless, the scientists say that to draw final conclusions too early, reports Commercial Biotechnology. "

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