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박종재(Jong-Jae Park),이상호(Sangho Lee) 한국정치정보학회 2017 정치정보연구 Vol.20 No.3
대한민국은 2003년 국가사이버안전센터(국정원) 및 인터넷침해사고대응지원센터(KISA) 설립 등을 시작으로 국가의 사이버안보 역량을 지속 강화해오고 있다. 청와대(사이버안보비서관)가 콘트롤타워가 되어 공공(국정원), 국방(국방부), 민간(과학기술정보통신부) 등 영역별 관리기관이 지정되고 필요한 대응역량을 강화해 나가고 있다. 하지만 이런 노력에도 불구, 사이버안보위기사태는 그간 주기적으로 반복되고 있으며 앞으로도 빈발할 것으로 예상되고 있다. 특히, 북한은 우리 사이버 공간을 놀이터 삼아 더욱 교묘한 방법으로 첩보활동과 사이버 테러를 자행해 오고 있다. 이에 대응하기 위해 먼저, 정부·공공·민간 영역이 통합 대응할 수 있도록 법제 및 추진체계를 개선하고 통합·조정 컨트롤 타워 기능을 보강하는 것이 필요하다. 또한, 그동안 주요 사이버공격이 북한에 의해 발생했음을 감안, 사이버위기 대응을 국가 안보 및 재난 대응체계와 보다 유기적으로 통합·관리해 나가는 것이 필요하다. 그래야만 보다 능동적 억제전략의 추진도 가능할 것이기 때문이다. 아울러, 사이버위기 대응에는 정부 역량만으로는 한계가 있기 때문에 다양한 이해관계자를 참여시키고 국제적 공조 및 협력 체제를 강화해 나가는 것도 필요하다. 그래야만 그간의 사후처방 위주 정책에서 벗어나 위험 요소들을 사전에 체계적으로 관리·예방하면서 유사시 순발력 있게 대응할 수 있을 것이기 때문이다. Korea’s Cyber security has been reinforced with the establishment of the National Cyber Security Center(NCSC) and Korea Internet and Security Agency(KISA) in 2003. The Blue House, with the establishment of the position of the Presidential Secretary for Cyber Security, has become the control tower over public, defense and civil sector cyber security infrastructure. Regardless of all these developments, Korea is still facing threats in cyberspace especially from North Korea. It is necessary to strengthen the combined government and public sector counter capability with legal and policy reinforcements and modification. It is also necessary to consider security and incident/disaster aspects when drafting improved policies to implement active deterrent posture. Also, encouraging participation by professionals and civil sector and setting up international cooperation are necessary to foster capabilities for better cyber security.
유두부선암에서 비정상 p53 유전자의 빈도 및 임상적 의의
박종재(Jong Jae park),현진해(Jin Hai Hyun),조현이(Hyun I Cho),김재선(Jae Sun Kim),최재현(Jae Hyun Choi),김한겸(Han Gyum Kim),김창덕(Chang Duck Kim),류호상(Ho Sang Ryu) 대한내과학회 1999 대한내과학회지 Vol.57 No.1
Although abnormalities of p53 gene and their relation to clinicopathologic parameters have been identified in some human malignancies, there is little published data on their prevalence and clinical significance in ampullary adenocarcinoma (AAC). The aim of this study is to determine the prevalence of p53 abnormalities in AAC and to evaluate their relation to clinicopathologic features. Method : 35 formaline-fixed paraffin-embedded tissues of AAC were examined for detection of p53 abnormalities by both single-strand conformation polymorphism (SSCP) analysis of polymerase chain reaction- amplified DNA fragments corresponding to exons 5-8 and immunohistochemistry (IHC) using monoclonal antibody to p53 protein (Novocastra, DO7), and the association between the p53 abnormalities and clinicopathologic parameters was analyzed. Result : In 22.9% of AAC, p53 gene muation was demonstrated by SSCP analysis, mainly at PCR-amplified exon 8 and exon 7. The p53 protein overexpression by IHC was 48.6% of AAC. Six SSCP and IHC-positive (17.2%) cases and 16 normal (45.7%) cases showed concordant results between the methods, although 13 cases (37.1%) showed discordance, including 11 IHC-positive (31.4%) and 2 SSCP-positive (5.7%) cases. Overall, the prevalence of p53 abnormalities was 54.3%. No significant associations between the p53 abnormalities and clinicopathological parameters such as clinical manifestations, histologic differentiation, and tumor stage were observed. Conclusion : The p53 abnormalities detected in 55% of AAC are not associated with prognostic factor, suggesting that abnormal p53 gene may play a role in the development of AAC, but not in its invasiveness.
간내 담관낭성종양의 고찰 -임상적 소견 및 MUC5AC, CA19-9 발현 분석-
박기호 ( Park Gi Ho ),김재선 ( Kim Jae Seon ),김경오 ( Kim Gyeong O ),이주한 ( Lee Ju Han ),김효정 ( Kim Hyo Jeong ),임형준 ( Im Hyeong Jun ),김진용 ( Kim Jin Yong ),연종은 ( Yeon Jong Eun ),박종재 ( Park Jong Jae ),심재정 ( Sim J 대한소화기학회 2003 대한소화기학회 추계학술대회 Vol.2003 No.-
<목적> 담관낭성종양은 주로 간실질내에 존재하는 원발성 낭성질환으로, 드물지만 반드시 수술적 절제가 필요한 질환으로 증상과 징후, 방사선학적 소견 등 임상적 소견들이 다른 간내에 발생하는 낭성 질환과 감별이 어려운 경우가 흔하다. 이에 저자들은 담관낭성종양 환자의 임상적 소견과 함께, MUC5AC와 CA19-9 발현의 임상적 의의에 대하여 알아보고자 하였다. <방법> 1982년 1월부터 2003년 6월까지 고려대학교 구로병원에서 수술하여 간내 담관낭성종
윤재원 ( Jae Won Yun ),정원경 ( Won Kyung Jung ),이준영 ( Joon Young Lee ),최원재 ( Won Jae Choi ),이석영 ( Suk Young Lee ),이범재 ( Beom Jae Lee ),박종재 ( Jong Jae Park ),박영태 ( Young Tae Bak ) 대한소화기학회 2012 대한소화기학회지 Vol.59 No.3
Recent advances in endoscopic instruments, including narrow-band imaging (NBI) and magnification endoscopy, allowed dramatic increase in the early diagnosis of hypopharyngeal cancers. In addition, endoscopic mucosal resection or endoscopic submucosal dissection has recently been used for the treatment of hypopharyngeal cancer at an early stage, especially in Japan. However, to date, there is no published report in Korea. A 68-year-old man was admitted for preoperative evaluation and treatment for known esophageal cancer initially diagnosed at a local clinic. During the evaluation, magnifying endoscopy combined with the NBI system revealed a concurrent hypopharyngeal cancer not detected by initial conventional endoscopy. In this case report, we describe for the first time in Korea a case of early stage hypopharyngeal carcinoma that was successfully treated by endoscopic submucosal dissection with a review of literature.
박현철(Hyun Chul Park),박종재(Jong Jae Park),손민수(Min Su Son),이성광(Sung Kwang Lee),김주현(Ju Hyun Kim),박동균(Dong Kyun Park),김유경(Yu Kyeong Kim),최덕주(Deok Ju Choi),김선숙(Seon Sook Kim),박성혜(Sung Hye Park) 대한소화기학회 1997 대한소화기학회지 Vol.29 No.2
Collagenous eolitis is an uncommon condition of unknown etiology, charactcrized by chronic watery diarrbea and thickening of the subepithelial collagen band with chronic inflammation. We report two cases of collagenous colitis in a 23-year-old male and 35-year-old female who complain of chronic diarrhea and weight loss. Laboratory and radialogie studies were not remarkable. Colonoscopic examination showed no gross abnarmality but colonoscopic mucosal biopsy showed thickening of subepithelial collagen band and chmnic inflammation. (Korean J Gastroenterol 1997; 29: 252 - 257)
박흠례(Heum Rea Park),최덕주(Duck Joo Choi),박현철(Hyun Chul Park),박종재(Jong Jae Park),이성광(Sung Kwang Lee),강동훈(Dong Hoon Kang),김주현(Ju Hyun Kim),김득조(Duk Jo Kim),오수용(Soo Yong Oh),강영숙(Young Sook Kang),이정남(Jong Nam 대한소화기학회 1997 대한소화기학회지 Vol.30 No.1
Hepatocellular carcinoma in pregnancy is very rare. Because it is associated with high maternal and fetal rnortality, the risk group of developing hepatocellular carcinoma in pregnant women must be closely monitored. The risk group includes pregnant women who are HBsAg carriers with cirrhosis, long term users of oral contraceptives, and who have a history of multiparity. An elevated a fetoprotein(AFP) level is useful for the diagnosis. The risk group should be closely monitered with a careful physical examination and AFP measurement. Then hepatocellular carcinoma can be detected at an early stage. We have experienced a case of hepatocellular carcinoma in a pregnant woman with an elevated AFP level who was an user of oral contraceptives and had a history of multiparity. It was confirmed by operation and histologic examination. (Korean J Gastroenterol 1997;30:126-130)