Monthly Archives: January 2016

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Sperm cryopreservation – a laboratory method with long history

The technology behind the cryopreservation of reproductive cells and tissues is based on scientific principles that were evolved during the past 50 years. The use of liquid nitrogen in sperm cryopreservation at -196oC was introduced during the 1960s, followed by reports of success in assisted reproductive methods, pregnancies and births. The first successful pregnancy by [...]

2017-03-15T09:58:36+02:00January 16th, 2016|Comments Off on Sperm cryopreservation – a laboratory method with long history

Elongation of the duration for sperm cryopreservation in great britain

The Human Fertilization and Embryology Authority (HFEA) recently decided to extend the duration of semen cryopreservation in Great Britain up to 55 years. The time for which semen remains cryopreserved in liquid nitrogen does not affect the functional capacities of the spermatozoa, as at the state of ‘suspended animation’ all cellular functional activity is paused. [...]

2017-03-15T09:58:37+02:00January 10th, 2016|Comments Off on Elongation of the duration for sperm cryopreservation in great britain