The aims of this study were 1) to summarize the current status of Japanese Black (JB)
embryo transfer into Holstein heifers, which is carried out on a commercial basis in Japan …

The application of assisted reproductive technologies (ART) in stockbreeding has
tremendously changed the genetic improvement rates in breeding programs and strategies …

In the last decades small ruminants have become increasingly important, and nowadays
sheep and goat are continuously increasing in the number of breeds and their geographic …

Multiple ovulation and embryo transfer (MOET) has the potential to increase the rates of
genetic improvement in sheep. However, better realization of this potential requires a higher …

The transfer of two embryos to a single recipient has been proposed to increase calving
rates in cattle. In dairy cattle, twin pregnancies are associated with higher incidence of …

The rapid growth in sika deer (Cervus nippon) farming and interest in their conservation is
an impetus for development of embryo transfer (ET) procedures. However, a paucity of …

Typically, bovine embryos are transferred into recipient females about day 7 after estrus or
anticipated ovulation, when the embryo has reached the blastocyst stage of development …

Embryo transfer in cattle is performed with blastocysts produced in vivo or in vitro using
defined media. However, outdated systems such as those that use serum and co-culture …

The aim of this study was to compare embryo production efficiency in Flemish and Holstein
donor females using ovum pick-up and in vitro fertilization (OPU-IVF) or in vivo production …

Selection of competent recipients before embryo transfer (ET) is indispensable for improving
pregnancy and birth rates in cattle. However, pregnancy prediction can fail when the …