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  2. Screening of potential sperm bank donors - Wikipedia

    en.wikipedia.org/wiki/Screening_of_potential...

    ] This may be explained by the fact that sperm banks only accept donors who have good semen quality, and because of the rigorous screening procedures which they adopt, including a typical age limitation on sperm donors, often limiting sperm donors to the ages of 21–39 (see paternal age effect), and genetic and health screening of donors. In ...

  3. Sperm bank - Wikipedia

    en.wikipedia.org/wiki/Sperm_bank

    A sperm bank takes a number of steps to ensure the health and quality of the sperm which it supplies and it will inform customers of the checks which it undertakes, providing relevant information about individual donors. A sperm bank will usually guarantee the quality and number of motile sperm available in a sample after thawing. They will try ...

  4. Semen quality - Wikipedia

    en.wikipedia.org/wiki/Semen_quality

    The practise of tucking can reduce both the sperm count and sperm quality. [42] Meta-analysis indicates that mobile phone exposure affects sperm quality negatively. [43] Regarding diet, malnutrition or an unhealthy diet can lead to e.g. Zinc deficiency, lowering sperm quality. Sperm quality is better in the afternoon than in the morning. [44]

  5. Semen cryopreservation - Wikipedia

    en.wikipedia.org/wiki/Semen_cryopreservation

    Semen cryopreservation (commonly called sperm banking or sperm freezing) is a procedure to preserve sperm cells. Semen can be used successfully indefinitely [ citation needed ] after cryopreservation .

  6. Sperm donation - Wikipedia

    en.wikipedia.org/wiki/Sperm_donation

    Sperm provided by a sperm bank will be produced by a donor attending at the sperm bank's premises in order to ascertain the donor's identity on every occasion. The donor masturbates to provide ejaculate or by the use of an electrical stimulator, although a special condom , known as a collection condom , may be used to collect the semen during ...

  7. Serial sperm donors banned in one country can just move ... - AOL

    www.aol.com/news/serial-sperm-donors-banned-one...

    A Netflix docuseries has put a spotlight on the unregulated world of sperm donation, particularly the lack of stopgap measures that might prevent donors who have been banned by one country from ...

  8. Paternal age effect - Wikipedia

    en.wikipedia.org/wiki/Paternal_age_effect

    The genetic quality of sperm, as well as its volume and motility, may decrease with age, [5] leading the population geneticist James F. Crow to claim that the "greatest mutational health hazard to the human genome is fertile older males".

  9. Ohio dog breeders sued sperm bank over destroyed deposits. A ...

    www.aol.com/much-destroyed-semen-award-winning...

    A Franklin County jury awarded a group of central Ohio dog breeders more than $2 million in a lawsuit involving the handling of dog semen collections in a tank that failed, resulting in the loss ...

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