The embryo transfer technique (ET) began to be used in Brazil in the 70's, based initially on in vivo embryo production (by conventional superovulation). The potential of the technique as a tool in the multiplication of superior genotypes or in breeding programs resulted in its rapid assimilation by the productive sector, with a consequent increase of its use in the following decades. In recent years, the development of the in vitro embryo production technology has revolutionized the national ma

Status: Completed     Start date: Thu Jan 01 00:00:00 GMT-03:00 2009