2.2.4. TET procedure Embryos produced in vitro in a commercial laboratory were originated from oocytes collected by ovum pick-up from Nelore (n ¼ 187, embryos from nine bulls) and Holstein (n ¼ 30, embryos from one bull) donor cows.
2.2.4. TET procedureEmbryos produced in vitro in a commercial laboratorywere originated from oocytes collected by ovum pick-upfrom Nelore (n ¼ 187, embryos from nine bulls) and Holstein(n ¼ 30, embryos from one bull) donor cows.