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임신부 혈액내의 태아세포를 이용한 태아의 성별 및 BclI 유전자 다양성 분석
최진(Jin Choe),최영민(Young Min Choi),황도영(Do Yeong Hwang),박성효(Sung Hyo Park),전혜원(Hye Won Jeon),배광범(Kwang Bum Bae) 대한산부인과학회 2002 Obstetrics & Gynecology Science Vol.45 No.10
Objective : We used nucleated erythrocytes in maternal blood for prenatal determination of the fetal gender as the preliminary experiment for the screening of fetal genetic status and the BclI DNA polymorphism in an attempt to clarify the origin of erythrocytes in maternal blood. Methods : In seventeen pregnant women, venous blood was withdrawn and the nucleated erythrocytes were recovered by magnetic activated cell sorting (MACS) and immunostaining. After isolation of nucleated erythrocytes by micromanipulation, we performed nested PCR for amelogenin gene to identify the fetal gender and performed BclI DNA polymorphism to clarify the origin of erythrocytes. Results : We could amplify the minute DNA in a single cell by primer extension preamplification and nested PCR of amelogenin gene in 94 (48.7%) cells and could identify the fetal gender by 58.8%. BclI DNA polymorphism revealed that the several cells, which did not reveal the specific band of Y chromosome in spite of the pregnancy of male fetuses, must be the cells from mother. Conclusion : Through this study, we could conclude that several nucleated erythrocytes in maternal blood circulation can originate from mother, therefore we must develop the new method to identify the nucleated erythrocyte of fetal origin. Considering that we must apply for the larger number of pregnant women to screen, the procedure was multi-step and complex. Therefore, we must design the new scheme to utilize the nucleated erythrocytes in maternal blood.
다낭성 난소 증후군 환자에서 메트포민 치료의 효과와 인슐린 저항성
황규리 ( Kyu Ri Hwang ),최영민 ( Young Min Choi ),최두석 ( Doo Seok Choi ),백광현 ( Kwang Hyun Baek ),전혜원 ( Hye Won Jeon ),배광범 ( Kwang Bum Bae ),손영수 ( Young Soo Son ),구승엽 ( Seung Yup Ku ),지병철 ( Byung Chul Jee ),서 대한산부인과학회 2004 Obstetrics & Gynecology Science Vol.47 No.10
Objective : This study was performed to investigate the effect of metformin treatment and insulin resistance in the patients with polycystic ovary syndrome. Methods : Twenty three patients with polycystic ovary syndrome were included at Seoul National Uni
산통 (분만 진통) 중 자궁경부 부종으로 인한 3기 골반장기탈출
한경희 ( Kyung Hee Han ),신재준 ( Jae Jun Shin ),신미선 ( Mi Sun Shin ),김병재 ( Byoung Jae Kim ),황규리 ( Kyu Ri Hwang ),전혜원 ( Hye Won Jun ),배광범 ( Kwang Bum Bae ) 대한산부인과학회 2010 Obstetrics & Gynecology Science Vol.53 No.8
Pelvic organ prolapse complicating pregnancy is a rare clinical condition and its incidence is one in 10,000~15,000 deliveries. It is associated with multiparity, low socioeconomic status, inadequate perinatal care, maternal malnutrition, previous abdominal surgery, and weakness of pelvic muscular and connective tissue. It can cause cervical dystocia, which leads to cervical laceration, uterine rupture, maternal and fetal death. We experienced a case, first in Korea, of cervical swelling that developed during labor, prolapsed beyond the vaginal introitus and thus obstructed the birth canal. The patient underwent cesarean section and subsequently received MgSO4 topical therapy and resulted in complete resolution. We report this case with a brief review of literature.