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자료유형
학술저널
저자정보
Kim, Y.H. (College of Veterinary Medicine, Chungnam National University) Seok, H.B. (College of Bio-resources Science, Dankook University) Kim, S.K. (College of Veterinary Medicine, Chungnam National University)
저널정보
한국동물번식학회 한국수정란이식학회지 한국수정란이식학회지 제22권 제4호
발행연도
2007.1
수록면
265 - 269 (5page)

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This study was conducted to investigate the efficacy of vitrification procedure for the cryopreservation of porcine oocytes and the utilization of vitrified oocytes as recipient cytoplasts for somatic cell nuclear transfer (NT), and observed that porcine oocytes are evaluated by pronuclear formation, and parthenogenetic development. Single fetal donor cells were deposited into the perivitelline space of vitrified enucleation oocytes, followed by electrical fusion and activation. NT embryos were cultured in NCSU-23 medium supplemented with 5% FBS, at $38.5^{\circ}C$ in 5% $CO_2$ and air. 1. When the developmental rates of the oocytes after being culture for $0{\sim}10$ hours vitrified with EDS and ETS were 42.0%, 38.0%, respectively. This results were lower than the control group(62.2%). 2. When the developmental rates of the oocytes after being culture for $0{\sim}10$ hours vitrified-thawed with sucrose and glucose, 5% PVP, NCSU-23 supplemented with 10% FBS were 33.3%, 25.9%, respectively. This results were lower than the control group(55.6%). 3. The fusion and development to the blastocyst stage between the NT embryos constructed with the vitrified and non-vitrified oocytes were significant differences. Developmental rate of oocytes and NT embryos constructed with the vitrified or non-vitrified oocytes were $13.0{\pm}2.4%\;and\;23.2{\pm}2.4%$, respectively.

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