Table 1.

History of cryopreservation of camelid embryos and its comparison with other domestic species.

Species	Method	Achievement	Years	Reference of first report
Dromedary camel	Slow freezing	Pregnancy/live birth	2002	Skidmore et al. [18]
	Vitrification	Pregnancy/live birth	2005	Skidmore et al. [10] and Nowshari et al. [16]
Lama	Slow freezing
	Vitrification	Pregnancy	2002	Aller et al. [8]
Bovine	Slow freezing	Live birth	1973	Wilmut and Rowson [19]
	Vitrification	Live birth	1986	Massip et al. [20]
Ovine	Slow freezing	Live birth	1976	Willadsen et al. [21]
	Vitrification	Live birth	1994	Széll et al. [22]
Swine	Slow freezing	Live birth	1989	Hayashi et al. [23]
	Vitrification	Live birth	2000	Dobrinsky et al. [24]
Horse	Slow freezing	Live birth	1982	Yamamoto et al. [25]
	Vitrification	Pregnancy	2005	Eldridge-Panuska et al. [26]