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실내오염 저감을 위한 공동주택 환기시스템의 개선방안에 대한 연구
황태철(Tae Chul Hwang),이현우(Hyun Woo Lee),최상곤(Sang Gon Choi),홍진관(Jin Kwan Hong) 대한설비공학회 2008 설비공학 논문집 Vol.20 No.6
Recently, Indoor air quality (IAQ) is one of the most important problem in our daily life of modern societies. Mechanical ventilation system is being recommended as an effective method to improve IAQ in apartment houses. And then, in Korea, building industry should install ventilation system in apartment house by the building construction code. In this study, to improve IAQ caused by microbial and chemical contaminant such as bacteria and TVQC, three types of mechanical ventilation system of apartment house including HRV were simulated by multizone modeling. Simulation results suggest an appropriate and economical renovation method of apartment house ventilation system for reducing indoor air contamination.
폴레이트-폴리(에틸렌 이민)-인지질 복합체가 도입된 리포솜에 의한 항암제의 세포흡수성향상
황태원 ( Tae Won Hwang ),한희동 ( Hee Dong Han ),서동환 ( Dong Hoan Seo ),성하수 ( Ha Soo Seong ),김중현 ( Jung Hyun Kim ),신병철 ( Byeong Chul Shin ) 한국조직공학과 재생의학회 2006 조직공학과 재생의학 Vol.3 No.2
Tumor-targeting liposomes that can enhance the intracellular uptake of the liposomes into tumor cells could lead to an improved therapeutic efficacy for the drugs. A new phospholipid derivative, folate-poly(ethylene imine)-1,2-distearoyl-sn-glycero-3-phosphoethanolamine (FPD), which can be incorporated into lipid bilayers of liposomes, was synthesized and the effect of FPD-incorporated liposomes on intracellular uptake into A549 tumor cells was investigated. While the particle size of FPD-liposomes increased with increase of FPD amount in lipid composition, the loading efficiency of anticancer drug, doxorubicin(DOX), into liposomes was FPD amount in lipid composition. DOX-loaded FPD-liposomes showed higher cytotoxicity against DOX-loaded DSPE-liposomes. Fluorescence microscopy and flow cytometry revealed that FPD-liposomes facilitated the DOX uptake into A549 lung carcinoma cells via folate receptor-mediated endocytosis. It was suggested that FPD-liposomes may be a promising carrier enhancement of intracellular uptake of anticancer drugs into tumor cells.
김원규(Won-Kyu Kim),김승휘(Seung-Hwi Kim),이재혁(Jae-Hyuk Lee),황태철(Tae-Chul Hwang),추영열(Young-yeol Choo) 한국멀티미디어학회 2006 한국멀티미디어학회 학술발표논문집 Vol.2006 No.2
본 논문에서는 현재 서버로 보편화 되어있는 Linux 서버를 대상으로 호스트 IPS를 설계하였다. Pcap library를 이용하여 패킷을 검출, 룰에 적용시켜 공격으로 판단되어진 패킷에 대한 정보를 바탕으로 Iptables를 이용하여 차단하였다. 기존의 프로그램이 시스템에 너무 많은 자원을 사용한다는 문제점을 보완하여 필요한 정보만을 자료구조로 만들었다. 관리자가 쉽게 시스템 상황과 공격자 정보를 모니터링 할 수 있으며 플랫폼에 독립적으로 운영 될 수 있도록 JAVA룰 이용하였고 MySQL Database을 사용함으로써 효율적인 정보 관리를 가능케 하였다.