유방암의 위와 대장전이

유현아,김은영,서민지,정은,조민정,오현진,장지혜,박지찬,이정의,박석영 이화여자대학교 의과학연구소 2014 EMJ (Ewha medical journal) Vol.37 No.2

Gastric metastasis from breast cancer is rare and only six cases have been reported in Korea. Colon metastasis is more rare than gastric metastasis. We report a 63-year-old woman with gastric and colon metastases of invasive lobular carcinoma of breast. She was diagnosed as right breast cancer, received right modified radical mastectomy 10 years ago and has been treated with chemotherapy and hormone therapy. Investigating for melena and a small caliber of stool, we found gastric and colon metastases. The diagnosis of metastatic breast cancer was made through gross pathologic and immunohistochemistry staining. We report a case with gastric and colon metastases from breast cancer and a review of the associated six case reports in Korea.

제주 지역의 B형 간염 바이러스 유전자형

조지현,박도심,김태현,염주진,김학철,문주현,양재식 대한간학회 2004 Clinical and Molecular Hepatology(대한간학회지) Vol.10 No.1

목적: HBV 감염이 무증상의 자연 회복부터 간경변 혹은 간세포성 간암까지 다양하게 나타나는 요인들로 숙주의 요인과 바이러스의 요인으로 구분되어 제시되는데, 바이러스 요인으로는 감염된 바이러스이 유형이나 염기 변이들이 논의된다. HBV 유형을 구분하는 데는 혈청형과 유전자형이 이용되는데 근자에는 주로 유전자형이 이용된다. 이러한 HBV의 분포는 지역적으로 다르나 지역에 따라서 다른 유형들이 혼재되어 있다. 동남아시아는 B형이지만 극동아시아는 C형으로 알려져 있으며, 대만과 오키나와에서는 B와 C형이 혼재되어 나타난다. 이러한 결과로 미루어 보아 우리 나라의 남부지역에서는 B과 C형이 혼재되어 있을 가능성이 있다. 이에 본 연구는 제주 지역에서 HBV의 유전자형을 조사하고자 하였다. 대상과 방법: 원적지가 제주도이면사, HBsAg가 양성이었던 107명(평균 연령: 46.5세)을 대상으로 하였다. 이들의 혈청으로부터 HBsAg/antiHBe를 분석하고, DNA를 추출하여 7개의 유전자형에 따라 특이성을 갖는 시발체(genotype specific primer)들을 이용하여 PCR로 증폭한 후 이를 분석하였다. 주된 유전자형의 일부와 다른 유형에서 증폭에 이용되었던 시발체를 다르게 이용하여 hemi nested PCR로 증폭한 후 염기를 분석하여 계통발생학적 분석법을 이용하였다. 결과: 1. PCR에 의한 HBV DNA 양성은 107명 중 59명(55.1%)이 양성이었다. HBeAg/anti HBe의 발현 양태에 따라 음성/음성에서 2명(66.7%), 음성/양성에서 30명(41.1%), 양성/음성에서 24명(85.7%), 양성/양성에서는 3명(100%)에서 증폭되었다. 2. Multiplex PCR에서는 58명의 유전자형이 C형, 1명에서는 B형과 C형이 동반 출현하였다. 3. Genotype specific primer를 이용하여 각각 따로 PCR을 시행한 경우에 A형에 의하여 증폭된 예가 1예, B형에 의하여 증폭된 예가 1예, C형에 의하여 증폭된 예가 59예로 A형과 B형 모두가 C형에서 증폭된 예였다. 4. 한 쌍의 시발체에 의하여 증폭되었던 A형과 B형 및 C형의 일부에서 염기를 분석한 결과 모두 C 유전자형이었다. 결론: HBsAg이 양성인 제주 지역 주민의 HBV의 유전자형은 C형일 것으로 생각된다. Background/Aims: Hepatitis B virus (HBV) was classified into 8 genotypes by a sequence divergence in the entire genome designated from A o H. HBV genotypes have distinct geographic distributions. Recently, HBV genotypes have been partially found as influencing the clinical manifestation of chronic liver disease in hosts. In Korea, the distribution of HBV genotypes remains unclear. The aim of this study was to evaluate the prevalence of the HBV genotype on Jeju Island. Methods: Hepatitis B virus genotypes were evaluated among 107 hepatitis B carriers residing on Jeju Island. We used single PCR and multiplex-PCR assay with genotype-specific primer pairs for HBV genotypes A-F for the genotyping. Results: 1. Fifty nine samples (55%) were positive for HBV DNA. The positivity was different according to the pattern of HBeAg/anti-HBe expression, as -/-; 2/3 (66.7%), -/+; 30/73 (30%), +/-; 24/28 (85.7%) and +/+; 3/3 (100%). 2. In the single primer set of genotype-specific PCR, 59 samples (100%) were detected as genotype C and 2 (3%) were also detected as genotype A and B. 3. In multiplex-PCR, 58 samples (98%) were detected as genotype C and only one (2%) as a mixed pattern of genotype B and C. 4. When the PCR products were amplified with universal sense and genotype specific anti-sense from one genotype A, one B, and 2 C, all were included in genotype C. Conclusions: These results suggest that on Juju Island, almost all HBV genotypes are C.(Korean J Hepatol 2004;10:42-50)

전자상거래의 물류아웃소싱 결정요인 분석

조성제,김현지 한국물류학회 2002 물류학회지 Vol.12 No.2

E-Commerce has been one of the buzzword of the last year. Analysts as well as Researcher predicted enormous changes in the competitive landscape of whole industries, causing an as yet unwitnessed surge in stock prices of companies in the "New" Economy. But today's, the dust has settled and many of the promising new e-commerce companies have failed or are struggling for economical survival. The failure of so many companies in e-commerce can be in part accounted for by the neglect of logistics as a key factor of success, implying a prominent role for companies specializing in the logistics segment. So, logistics service are confronted with changes in their respective market environments. The primary purpose of this study was to make an empirical analysis of what effect logistics function in the e-commerce recognized as one of the important determinants of international competitiveness had on the economic performance of the firm. In summary, if the transaction cost were minimized, the logistics outsourcing could be effective logistics structure in e-commerce. So, E-Commerce companies in korea make an effort transaction cost reduction activities at the electronic markets between two parties.

Hollow-Fiber LPME를 이용한 잔류농약 검출

조현우,이상섭,신윤지,장미애 경기대학교 기초과학연구소 2008 기초과학논문집 Vol.21 No.-

A method for the determination of trace amount of pesticides in aqueous samples using hollow fiber-liquid phase microextraction(HF-LPME) and capillary gas chromatograph/micro electron capture detector(GC/μ ECD) has been established. HF-LPME method has been optimized with respect to several experimental parameters including the effects of extraction solvent, extraction time and extraction temperature for the determination of pesticides from aqueous samples. The calibration curves for pesticides showed good linearity (above r²=0.98). The established method is feasible for the determination of trace amounts of pesticides in several aqueous sample. The limit of detection(LOD) and the limit of quantitation(LOQ) have been found to be 0.05~1.0 and 0.5~2.5 ng/mL, respectively. The established HF-LPME method for the analysis of pesticides from aqueous sample can be used for the determination of biological, food and environmental samples.

산발성 장형 위선암 환자의 Microsatellite Instability와 병리학적 양상

조창희,홍유찬,안지현,최경현,이상호,신영명,윤기영,정민정,장희경 고신대학교의과대학 2007 고신대학교 의과대학 학술지 Vol.22 No.2

Background : Through many researches, microsatellite is expected to be a good diagnositic and prognostic factor in colorectal cancer, endometrial cancer, gastric cancer, and the others. The prevalence of microsatellite instability (MSI) in gastric carcinoma has reported variously, 13~44%. Purpose : We aimed to determine the prevalence of MSI-high and the relationship between MSI and pathological characteristics of sporadic intestinal type adenocarcinoma of stomach. Material and Methods : We analyzed 106 sporadic intestinal type adenocarcinoma specimens excised from patients who were over thirty-five years old to determine the statue of microsatellite by DNA sequencing. The tissues were formalin-fixed and paraffin embedded. DNA were extracted and amplified by polymerase chain reaction (PCR). MSI was determined using five markers recommended by National Cancer Institute (NCI). Specimens were also studied with five patholical factors-differenciation of tumor cells, depth of invasion, lymph node metastasis, vessel invasion, and perineural invasion- to determine pathological state. Result : The microsatellite statue was determined as MSI-High in 5 cases (4.7%), no MSI-low, and MSS (microsatellite stable) in 101 cases (95.3%). Within the frequency, there was no large gap in the distinction of gender in MSI cases, but in MSS cases, there was three-times more cases in male. MSI cases had moderate-to-poor differenciation and trend to invade toward serosa. All MSI cases showed no perineural invasion. But we could not find any statistical significance between MSI and pathological characteristics of sporadic intestinal type adenocarcinoma. Conclusion : Results suggest that MSI can not make any certain pathological significance in sporadic intestinal type adenocarcinoma. Even though less than 5% of sporadic intestinal type adenocarcinoma patients showed MSI, it can be used as a influential prediagnostic factor of gastric cancer. Further study with large scale of cases will be followed to verify these results.

하악골에 발생된 Low grade 골육종:증례보고

조현이,정종철,김호성,최재욱,성대경,서지훈,김성범,이계혁 大韓顎顔面成形再建外科學會 2000 Maxillofacial Plastic Reconstructive Surgery Vol.22 No.1

Osteosarcoma is a primary malignant tumor arising most often in the long bone, but rare in jaw bone. Especially osteogenic sarcoma of the mandible is a rare tumor, comprising less than 0.5% of all head and neck tumors. Osteosarcoma occurs cheifly in young persons, and presenting very survival rates. Histopathologically this tumor can be classified three types, osteoblastic, fibroblastic, chondroblastic and classified from low grade to high grade by anaplasia or mitosis of the tumor cells. Sometimes, the exact diagnosis of osteosarcoma is difficult especially in low grade osteosarcoma, even if clinical or radiographical findings suggest to osteosarcoma. So suspcious to malignant bone tumor in clinical or radiological findings, biopsy should be taked from deep portion and multiple area, and sharing the patient history and radiographs with pathologist will assist in the development of the diagnosis. We report a case of low grade osteosarcoma on the mandible initially difficulty in accurate diagnosis. The patient visited our hospital for routine dental treatment but radiographic findings displayed ill-defined radiolucency with osteoid formation on the mandible. Final diagnosis was difficulty in initial biopsy but subsequent biopsy taked from deep portion presented infiltrative growth and mitosis of the tumor cell in some area with small osteoid bone formation, so we could reach final diagnosis as low grade sarcoma. We treated this patient with bloc resection of the mandible and immediate reconstruction with iliac corticocancellous block.

상악동에 발생한 국균증 2례

조용석,김경원,박현진,강지연,이건국,신향미 충북대학교 의학연구소 2001 忠北醫大學術誌 Vol.11 No.1

국균증은 토양, 유기체 그리고 모든 형태의 유기물 잔사에 광범위하게 존재하는 국균 (Aspergillus) 속에 의하여 발병한다.이 균의 포자는 공기 중에서 전염될 수 있으므로 가장 흔한 감염 진균 중 하나이다.부비동에 발생한 국균증은 초기 임상 증상이 만성 부비동염과 유사하며, 방사선 사진 등을 이용한 검사상도 일반 세균성 감염과 구별하기가 매우 어렵다.대개는 병리조직학적 검사로 국균을 확인해서 확진을 내리게된다.국균증의 치료는 외과적으로 상악동내의 병소를 완전히 제거하고 비강에로 충분한 공기를 통기시키는 것이 가장 중요하며 보조적으로 전신적인 항진균제를 사용해야한다. 증례는 40세와 24세인 여자 환자들로서 전신적으로는 건강했으며 임상적 방사선적으로 만성 상악동 증세를 보였다.상악동 근치술을 시행하면서 국균종으로 여겨지는 암갈색 덩어리들이 관찰되었고 술 후 병리조직검사상 국균증으로 진단되었다.국균증으로 진단 후 보조적으로 전신적 항진균제를 투약하였으며 재발없이 치유되었다. Aspergillus is a fungus of the Acetomyces class that is most commonly encountered in the human environment.Aspergillosis of the maxillary sinus is not common and it requires special consideration to diagnose and eradicate. The disease is characterized by a wide range of initial symptoms, and should be considered as a possible diagnosis in sinusitis refractory to antibiotics and antral lavage. Generally the diagnosis of sinus aspergillosis can be confirmed by histologic examination, however, characteristic radiographic appearance such as coherene of radiodense sinus concretions can be found by careful examination of the radiograms. The choice of treatment of maxillary sinus aspergillosis is radical surgery with adjunctive systemic antifungal therapy. We experienced two cases of maxillary sinus aspergillosis, which initially diagnosed as chronic maxillary sinusitis and showed a necrotic mass intraoperatively and histologically diagnosed as aspergillosis.We reports theses cases with review of literature.

갑상선 종양에서 thrombin receptor (PAR-1)의 발현 양상

박지영,목지오,김여주,박형규,김철희,변동원,서교일,유명희,조현득,오미혜,김상진 순천향의학연구소 2006 Journal of Soonchunhyang Medical Science Vol.12 No.2

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패션상품의 쇼핑동기와 상점 디스플레이의 상관성 연구

조지현,조선희 영남이공대학 2001 論文集 Vol.30 No.-

This study intends to provide a beneficial foundation which can help understanding of how a consumer group can be classified according to the shopping motivation. And what differences to the store display were shown differences to the store display were shown differently among them and ultimately, some concrete data which can be useful in establishing efficient store display strategies for consumer. The subject of this study were 298 female college students living in Daegu. Model sampling was done by inconvenient sampling. Modififed survey based on references and former studies was used, using SPSS packages. The results were as follows. 1. Three kind of factors in the shopping motivations for fashion woods were determind for analysis of consumer groups and by which it was revealed as to be significant to classify them into the following three subdivisions : information pursuit, social & amusement pursuit, and financial & practical pursuit group. 2. Consumer groups were interested in the store display and used it frequently, while they were effected by and satisfied with it positively. 3. It has shown the positive relation between interest and use, interest and effect and use and effect of store display, respectively. 4. Consumer groups were conscious of the necessity and effect of store display highly. And lack of originality of store display and too much goods in display area were indicated to have to be improved.

한국형 소아 공포 조사 목록의 요인 구조

조 현,김지혜,앙재원,홍성도,정유숙 大韓神經精神醫學會 2006 신경정신의학 Vol.45 No.1

Objectives : The purpose of this study is to assess the psychometric properties and to investigate factor structure of the Korean version of Fear Survey Schedule for Children (FSSC-K). Methods : 397 male and 366 female students in elementary, middle, and high school completed the FSSC-K, a anxiety scale, and a self-esteem scale to assess psychometric properties. 403 male and 175 female outpatients completed FSSC-K for Confirmatory factor analysis. Results : First, psychometric properties of the FSSC-K compared favorably with that of the FSSC-R. Second, students in elementary school were significantly higher in total score of the FSSC-K than in high school and females significantly higher than males. Third, a seven-factor solution provided the best conceptual fit for responding on the FSSC-K. Fourth, seven-factor model was most appropriate in result of confirmatory factor analysis in clinic-referred sample. Conclusion : It is suggested that the FSSC-K have a good reliability and validity and seven-factor model was most appropriate in Korean children and adolescents.