Differential Effect of Hexoses on in Vitro Culture of Porcine and Bovine Nuclear Transferred Emrbyos

  • J. Kwun (College of Veterinary Medicine, Seoul National University) ;
  • S.H. Hyun (College of Veterinary Medicine, Seoul National Universit) ;
  • K.H. Jang (College of Animal Science, Seoul National Universit) ;
  • Park, E.S (College of Animal Science, Seoul National Universit) ;
  • Park, J.I. (College of Veterinary Medicine, Seoul National Universit) ;
  • Lee, E.S. (Department of Veterinary Medicine, Kangwon National Universit) ;
  • S.K. Kang (College of Veterinary Medicine, Seoul National Universit) ;
  • Lee, B.C. (College of Veterinary Medicine, Seoul National Universit) ;
  • W.S. Hwang (College of Veterinary Medicine, Seoul National University)
  • Published : 2001.10.01

Abstract

Monosaccaride hexose, may have different role in embryo development of different species. Glucose, fructose and galactose are glycolysible substrates but their effect on embryo development is not identical. Glucose has negative effect to early embryonic stage in several species whereas it is inevitable after compaction. For fructose, it can support blastocyst formation in hamster, mouse and bovine embryo. Effect of galactose is known as detrimental even at a low concentration while glucose has adverse effect only at high concentration in hamster. (omitted)

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