Table 1.
Pregnancy and delivery rate

No. of embryos transferred		No. of surrogates
NT	Parthenotes	Pregnancy*	Delivery**
97.6±35.2	145±11.2	3/5	2/5

Pregnancy was confirmed by gestation sac formation using ultrasound examination at 28 days after embryo transfer. Data were expressed as mean±SD.
No. of delivered / No. of pregnancy (including the piglets died within 1 day)