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Cryopreservation workshop.

International cryopreservation workshop in Spain at Universidad de Zaragoza organized by Professor Jesús Yániz and his team. This task is a part of our workpackage 2: Breeding for resilience. Have a picture look.

At the Escurla Politecnica Superior de Huesca, part of the Univesidad de ZaragozaIn the Biotechnology Lab
Prof. Jesús Yanìz organised the hands-on crioconservation course for honey bee semen
One important aspect is to check the viability of the spermatozoa,
which can be checked in different ways, for example by osmolarity test
An important component is EGG YOLK
If we have a minus 80 freezer we can extract the egg yolk plasma
Some special equipment is neede
Liquid nitrogen is necessary, but usually present in every lab.
After the specific preparation procedure the semen can be can be frozen and preserved for a long time – another way to safeguard biodiversity! 
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