ABSTRACT   INTRODUCTION   MATERIALS AND METHODS    Preparation of Porcine Fetal Fibroblast Cells    Transgenes    Transfection with a Liposome Reagent    Transfection by Electroporation    Detection of the Transgene    Data Analysis   RESULTS AND DISCUSSION    Efficiency of Transfection Liposome Reagents    Electroporation    Reselection of Transfected Colonies   REFERENCES

• Baek-Chul Kim(Division of Animal Science & Resources, Research Center for Transgenic and Cloned Pigs, Chungnam NationaI University)
• Hong-Rye Kim(Division of Animal Science & Resources, Research Center for Transgenic and Cloned Pigs, Chungnam NationaI University)
• Myung-Yoon Kim(Division of Animal Science & Resources, Research Center for Transgenic and Cloned Pigs, Chungnam NationaI University)
• Chang-Sik Park(Division of Animal Science & Resources, Research Center for Transgenic and Cloned Pigs, Chungnam NationaI University)
• Dong-II Jin(Division of Animal Science & Resources, Research Center for Transgenic and Cloned Pigs, Chungnam NationaI University) Corresponding author