Med. Weter. 77 (06), 279-283, 2021

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MARIA EBERHARDT, WOJCIECH NIŻAŃSKI, WANDA OLECH, SYLWIA PROCHOWSKA
Assisted reproductive techniques in wisents: Achievements and further challenges
The current population of wisents (Bison bonasus, Linnaeus 1758) originates from only 12 individuals that survived World War II in zoos and private enclosures. For better preservation of genetic variability, research is being conducted to introduce assisted reproductive techniques in this species. In this article, we describe the current state of knowledge and prospects for further development in this field. The article is divided into sections dealing with semen collection and preservation, artificial insemination, oocyte collection, in vitro fertilization and embryo transfer, and further challenges.
Keywords: wisent, Bison bonasus, biodiversity, assisted reproductive techniques, cryopreservation