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대용량 교통이력자료의 전처리를 위한 설계 및 응용프로그램 최적화
전세길(Segil Jeon),남궁성(Seong Namkoong),정형섭(Hyeongseop Jeong) 한국정보과학회 2009 한국정보과학회 학술발표논문집 Vol.36 No.1
한국도로공사에서는 고속도로에서 발생하는 고속도로 검지기 데이터, 돌발상황 데이터, 기상데이터, 문자메시지 데이터, 고속도로 TCS 데이터, Hi-pass 데이터 등 대용량 원시 데이터를 매일 데이터베이스에 축적하고 있다. 기존시스템에서 수집된 자료를 위한 자료처리 과정은 단순 SQL구문과 단일 CPU만을 활용해서 알고리즘 구현에 중심을 두고 구현하여 많은 시간이 소요되고 있으며, 특히, 선처리 작업과 결측보정 작업에 많은 시간이 소요되고 있다. 본 논문에서는 기본 자료처리와 품질관리 과정의 성능 향상을 위한 개선 방안을 제시하고, 이러한 개선방안을 적용한 적용 내용과 적용 후 효과에 대해서 기술한다.
암 수술시 Sentinel Lymph Node 의 임상적 유용성
임채춘(Chae Chun Rhim),황성진(Seong Jin Hwang),박종섭(Jong Sup Park),남궁성은(Sung Eun Namkoong) 대한산부인과학회 2002 Obstetrics & Gynecology Science Vol.45 No.6
Objective : The purpose of this study is to evaluate the validity of sentinel lymph node detection and the possibility of clinical application in treatment of vulvar cancer patients. Patients and Methods : From March 2001 to January 2002, four patients with vulvar cancer were eligible for this study. All the patients were preoperative technetium-99 m colloid albumin and intraoperative isosulfan blue dye injection intradermally at the junction of tumor mass and normal skin. Superficial lymphatic channels and groin lymph node dissections were made to detect sentinel lymph node and then complete inguinofemoral lymph nodes dissection was performed. All the sentinel lymph nodes were sent to pathologic department for frozen biopsy. Results : Ten sentinel lymph nodes were identified in one-hundred and ten groin lymph nodes. All the ten sentinel lymph nodes showed benign. There was no case that non-sentinel lymph nodes were positive in the presence of negative sentinel lymph nodes by frozen biopsy (negative predictive value was 100%). Conclusion : Sentinel lymph nodes detection by combination use of technetium-99 m colloid albumin and isosulfan blue dye injection was simple and accurate in our preliminary study. To reduce postoperative morbidity, lymphedema and to minimize extensive inguinofemoral lymph nodes dissection, sentinel lymph node frozen biopsy may be a reasonable alternatives and a suitable method for limited control of vulvar cancer. This preliminary study showed the possibility of clinical application of sentinel lymph node detection in vulvar cancer surgery.
자궁경부암 치료에서 p53 종양억제유전자의 플라스미드와 아데노바이러스를 이용한 유전자 치료법의 개발
이준모(Jun Mo Lee),김승조(Seung Jo Kim),남궁성은(Sung Eun NamKoong),조성대(Sung Dae Cho),황성진(Seong Jin Hwang),박현라(Hyun Ra Park),한유진(You Jin Han),김상태(Sang Tae Kim),이헌영(Hun Young Lee),김동재(Dong Jae Kim),박용석(Yong Serk 대한산부인과학회 1999 Obstetrics & Gynecology Science Vol.42 No.9
Background: The basic treatment of malignant tumors is surgery, radiotherapy, chemotherapy. Even though, the object of these treatments is to kill cancer cells, they have limitations. So, in future studies of treatment of cancer, we should look into increasing human immune response using gene therapy in order to induce damage to tumor cells. Objective: The cell growth inhibitory effect of cervical cancer cells was investigated by direct transfection using liposome(pRcCMVp53/lipofectin). and by indirect transfection using Adenovirus(AdCMVp53). Methods: The cervical cancer cell lines we used in this study were HPV16 positive, having inhibitory gene, wild p53 gene, CaSki, SiHa, HPV18 positive HeLa, HeLaS3 and HPV negative C33A, HT3, LacZ gene was used as the marker gene for the transfection efficacy. Direct transfection was done by using lipofectin (pRcCMVp53/lipofectin) and indirect transfection was done by using virus, AdCMVp53. The effect of tumor cell growth inhibition was measured by cell counting assay. Result: Inhibition of growth of cervical cancer cells in cell counts of direct transfection was CaSki(88.5%), SiHa(59.1%), HeLa(86.0%), HeLaS3(78.0%), C33A(91.3%) and HT3(74.0%). Inhibition of growth of cervical cancer cells in cell counts of indirect transfection was CaSki(97.4%), SiHa(91.6%), HeLa(95.8%), HeLaS3(99.7%), C33A(97.3%) and HT3(87.4%). Conclusion : The inhibition of cell growth of cervical cancer cells by direct and indirect transfection was significantly reduced, and showed little differences depending on the type of cells. These results will have a great meaning in treating cervical cancer patients using gene therapy by direct or indirect transfection
최지향 ( Ji Hyang Choi ),허수영 ( Soo Young Hur ),배석년 ( Seog Nyeon Bae ),박종섭 ( Seong Sup Park ),남궁성은 ( Sung Eun Namkoong ),이준모 ( Joon Mo Lee ) 대한산부인과학회 2008 Obstetrics & Gynecology Science Vol.51 No.8
Objective: Epithelial ovarian cancer is the most common cause of death due to gynecologic malignancies in adults, but is rare in children and adolescents. This is a report of series of such patients under 20 years of age documenting their presentation, histologic type, stage of disease, treatment, and outcome. Methods: We collected data on 21 patients with epithelial ovarian cancer under 20 years of age between January 1990 and December 2005. Patient records and pathology were reviewed. Results: Epithelial ovarian cancer under 20 years of age was 2.2% in overall ovarian cancer. Epithelial ovarian cancer was 42.0% among 50 patients under 20 years of age and the most common histologic type was germ cell tumors (54%). The median age at the time of diagnosis was 17.6 years (range, 13-20 years), and the median follow-up was 87 months (range, 4-175 months). There were seventeen (81.0%) mucinous tumors, four (19.0%) serous tumors. About thirty-eight percent were low malignant potential or borderline tumors. About Eighty-five percent (18 patients) of tumors were stage I disease and about fourteen percent (3 patients) were stage III disease at the time of diagnosis. Surgical treatment included conservative surgery in 18 patients (85.7%), total abdominal hysterectomy and bilateral salpingo-oophorectomy in 3 patients (14.3%). Conclusion: Epithelial ovarian cancers are rare in patients in children and adolescents. The majority of ovarian cancers in this age group are mucinous tumors, stage I at diagnosis and borderline ovarian tumor. Conservative management is feasible to achieve preservation of fertility.
이귀세라 ( Gui Se Ra Lee ),이종건 ( Jong Kun Lee ),한운섭 ( Woon Sup Han ),이영 ( Young Lee ),김사진 ( Sa Jin Kim ),나종구 ( Jong Gu Rha ),김수평 ( Soo Pyung Kim ),남궁성은 ( Seong Eun Namkoong ) 대한산부인과학회 2003 Obstetrics & Gynecology Science Vol.46 No.3
Objective : To determine the expression of vascular endothelial growth factor (VEGF), platelet-derived growth factor (PDGF) and intercellular adhesion molecule (ICAM-1) in placenta from pregnancies complicated by severe preeclampsia and normal pregnancies
정상 검진 여성에서 Hybrid Capture System을 이용한 HPV DNA Test의 임상적 효용성
김찬주,박종섭,박동춘,남궁성은,민옥경,양혜경,노성희 대한부인종양 콜포스코피학회 1996 Journal of Gynecologic Oncology Vol.7 No.3
Cervical cancer and its precursors are caused principally, if not exclusively, by HPV infection and HPV DNA is found in more than 90% of cervical cancers. Cervical cytology is limited by its false negativity and this may be supplimented by other adjunctive test such as HPV test. It is therefore important to explore the use of HPV DNA detection as a primary or supplementary screening method and to determine whether HPV typing can be used as a predictor of a lesion's clinical behavior. Cervical cytology and Hybrid Capture test for HPV detection were performed in 450 asymtomatic wornen visited Health Care Center in Kangnam St. Mary's Hospital,and none of whom was believed to have current cervical disease. The Papanicolaou cytology results were classified by The Bethesda System : 333(74.%) women were classified to within normal limit, 19(4.2%) benign reactive change, 38(8.4%) ASCUS, 59(13%) low grade SIL, and only one woman high grade SIL. Twenty five of 450(5.6%) women showed HPV infection by Hybid Capture test. Among 98 wornen with abnormal Papanicolaou cytology, 16(16.3%) women showed HPV DNA positivity. (continue...)