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Innovative cryopreservation methods for chicken germplasm

Project description

Chicken for the future: new methods of cryopreservation

In view of the climate change crisis, safe food consumption will soon rely on genetic improvement and sustainable farming. The first obstacle humanity faces in this direction is maintenance of genetic diversity. Currently available cryopreservation methods for chicken breeds are not applicable to female germplasm cells, while glycerol used for preservation of semen compromises its fertility. The CRYOCHICK project, funded by the European Union HORIZON scheme, aspires to develop new effective methods to conserve both male and female chicken germplasm with cost-effective materials. The perspective of gene banking offered by the project is more than attractive in the context of urgent calls for biodiversity preservation.

Objective

Poultry products are the most consumed source of animal protein globally. To enable current and future poultry genetic improvement towards climate adaptation and sustainable farming practices to meet future nutritional demands, it is essential to maintain and make available the existing genetic diversity within and between the breeds. Gene banks can assist in conserving genetic diversity and reintroduction and implementation of important traits or genetic variants into poultry lines. The main goal of CRYOCHICK is to develop effective cryopreservation methods for ex-situ conservation of male and female chicken germplasm. Existing strategies and methods for gene banking of chicken reproductive material are not adequate for several reasons such as poor fertility rate of cryopreserved semen, the contraceptive effect in hen of glycerol (the most effective sperm cryoprotectant), the current impossible cryopreservation of chicken oocytes due to its telolecithal structure, while semen alone does not capture genes of mitochondria and the W sex-chromosome. Therefore, new effective cryopreservation methods for both male and female chicken germplasms, as well as new strategies for maintaining and using the stored cryopreserved materials for cost-effective gene banking are required. The methods and strategies developed will likely also benefit other poultry species and conservation of wild relatives. CRYOCHICK comprises a high level training program for Dr. Bernal and different coordinated actions performed by prestigious institutes from different countries and research fields promoting international collaboration, interdisciplinarity and transfer of top knowledge to the private sector. The European competitiveness will be reinforced by addressing, with the highest level of knowledge, important global scientific and societal concerns such as maintenance of biodiversity and food security, both serious threatened by climate change.

Fields of science (EuroSciVoc)

Keywords

Programme(s)

Topic(s)

Funding Scheme

HORIZON-TMA-MSCA-PF-EF - HORIZON TMA MSCA Postdoctoral Fellowships - European Fellowships

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Call for proposal

(opens in new window) HORIZON-MSCA-2022-PF-01

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Coordinator

STICHTING WAGENINGEN RESEARCH
Net EU contribution
€ 203 464,32
Address
DROEVENDAALSESTEEG 4
6708 PB Wageningen
Netherlands
Region
Oost-Nederland Gelderland Veluwe
Activity type
Research Organisations
Links
Total cost
No data

Partners (2)