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인간태반에서 혈관내피성장인자 및 태반성장인자의 유전자 발현
신종철(Jong Chul Shin),이영(Young Lee),정대영(Dae Young Chung),백은정(Eun Jeong Baik),오민정(Min Jung Oh),양동은(Dong Eun Yang),김사진(Sa Jin Kim),김창이(Chang Ee Kim),김수평(Soo Pyung Kim) 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.8
Objective : To determine whether gene expressions of VEGF and PlGF are different between the human placenta of normal and abnormal pregnancy. Methods : Placenta was collected at each trimester of normal pregnancy, missed abortion, intrauterine growth retardation and pre-eclampsia. Total RNA was extracted from placenta. Reverse transcription-polymerase chain reaction(RT-PCR) was performed using VEGF and PlGF primer. Results : VEGF121, VEGF165 and VEGF189 were identified in normal pregnancy and missed abortion. In two cases of four IUGR and one case of three pre-eclampsia, four of isoforms (VEGF121, VEGF145, VEGF165, and VEGF189) were identified. The intensity of signal was strongest for VEGF165 in all cases. PlGF131 and PlGF152 were identified in all cases. However, the signal intensities of VEGF121, VEGF165, VEGF189, PlGF131 and PlGF152 were not different according to the gestational age. They were also not different between normal pregnancy and abnormal pregnancy. Conclusion : VEGF and PlGF were not only expressed at placenta but also overexpressed in part of IUGR and pre-eclampsia. The results suggest that VEGF may play a role in the induction of angiogenesis of placenta in normal pregnancy and its production may be increased under the hypoxic condition.
배양된 영양배엽세포에서 저산소 상태가 혈관내피 성장인자, 섬유아세포 성장인자에 미치는 영향
이영 ( Young Lee ),신종철 ( Jong Chul Shin ),양동은 ( Dong Eun Yang ),문희봉 ( Hee Bong Moon ),이귀세라 ( Gui Sera Lee ),김사진 ( Sa Jin Kim ),이종승 ( Jong Seung Lee ),김창이 ( Chang Ee Kim ),김수평 ( Soo Pyung Kim ) 대한산부인과학회 2003 Obstetrics & Gynecology Science Vol.46 No.3
Objective : To investigate whether the hypoxic condition influences on the expression of vascular endothelial growth factor (VEGF) and basic fibroblast growth factor (bFGF) mRNA in the cultured human trophoblast. Methods : Trophoblasts were isolated from