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강신몽,이원태,고영창,최상규,김윤희,이홍석,서재관,윤중진,이혜경,최득린,김종열,윤창육,변명식,이장홍 大韓法醫學會 1991 대한법의학회지 Vol.15 No.2
Individual identification is an important part in medicolegal field especially in mass disaster. At July, 27, 1989, KAL KE-803 was crashed on landing at Tripoli International Airport, Liba. The plane was caught in fire and sixty eight Koreans were sacrified. The majority of victims were severely charred and injured. The authors examed all dead bodies and successfully identified all the cases through visual, anthropological, odontological, radiological and pathological methods including fingerprint and blood typing.
토끼에서 신델라 겔 ( 송아지의 제단백혈액추출물 황산 미크로노아이신 = 20 1 혼합물 ) 의 피부자극성시험
남석우(Suk Woo Nam),이영진(Young Jin Lee),고영권(Young Kwon Ko),장만식(Man Sik Chang),최완수(Wahn Soo Choi),김규봉(Kyu Bong Kim),우태욱(Tae Wook Woo),한정환(Jeung Whan Han),홍성렬(Sung Youl Hong),이향우(Hyang Woo Lee) 한국응용약물학회 1996 Biomolecules & Therapeutics(구 응용약물학회지) Vol.4 No.4
This study was conducted to investigate the skin irritation toxicity of Syndella gel, a combination topical drug containing a deproteinised dialysate of calfs blood and micronomicin sulfate in the ratio of 20 to 1, in New Zealand White rabbits. In the primary skin irritation test with male New Zealand White rabbits, there was no treatment-related effect on clinical sign, and body weight was not significantly changed. The Primary Irritation Index (PII) was 0.33, indicating that Syndella gel was a mildly irritating formulation.
The impact of short-term acute heat stress on the rumen microbiome of Hanwoo steers
( Youl Chang Baek ),( Hyuck Choi ),( Jinyoung Jeong ),( Sung Dae Lee ),( Min Ji Kim ),( Seul Lee ),( Sang Yun Ji ),( Minseok Kim ) 한국축산학회(구 한국동물자원과학회) 2020 한국축산학회지 Vol.62 No.2
Heat stress negatively affects cattle productivity by reducing feed intake. In the present study, we assessed if the rumen microbiome composition of Hanwoo steers was altered by exposure to heat stress. Rumen samples were collected from four Hanwoo steers that were individually housed in climate-controlled chambers with 60% humidity and environmental temperatures of: 1) 15℃ (0-day group), 2) 35℃ for 3 days (3-day group), and 3) 35℃ for 6 days (6-day group). The total community DNA of samples was extracted, and 997,843 bacterial and 1,508,770 archaeal sequences were analyzed using next-generation sequencing. Assessment of the relative abundances revealed 15 major phyla of which Bacteroidetes was found to be the most dominant. After 3 days of heat stress exposure there were no significant changes in the rumen microbiome composition, except for a decrease in the Planctomycetes. However, after 6 days of heat stress exposure, we found that the relative abundance of fibrolytic Ruminococcaceae had decreased while that of lactate-producing Lactobacillaceae and amylolytic Prevotella and Ruminobacter had increased. The normal rumen microbiome of Hanwoo cattle was shown to be disrupted after 6 days of heat stress, which led to the decrease in fibrolytic bacteria that are sensitive to low pH and the increase in both lactate-producing and amylolytic bacteria. We have demonstrated that the microbiome composition of the rumen is affected by acute heat stress. Our findings may contribute to the development of different feeding strategies to restore heat stress-induced disruption of the rumen microbiome
능동전력필터 기능이 추가된 지하철 회생 전력 제어용 인버터에 관한 연구
최창열(Chang-Youl Choi),배창환(Chang-Hwan Bae),장수진(Su-Jin Jang),송상훈(Sang-Hun Song),원충연(Chung-Yuen Won) 전력전자학회 2005 전력전자학술대회 논문집 Vol.- No.-
This paper proposes a regeneration inverter system, which can regenerate the excessive power form the DC bus line to the AC source for traction systems. The proposed regeneration inverter system for DC traction can reduce harmonics which is a characteristic of the AC current source. The simulation was composed as a prototype model [3.7㎾]. Finally, it is shown that the inverter can successfully operate in regeneration mode.
최창열(Chang-Youl Choi) 한국무역연구원 2008 貿易 硏究 Vol.4 No.2
It is estimated that Chinese economy will maintain a relatively high economic growth for the next decade. The 2008 Olympic Games and the World Fair in China will provide further impetus for the Chinese economic development and will heop to realize more of its development potential. Now, although the Korean economy has recovered from the IMF period, its domestic demand is still not strong enough to sustain a strong economic recovery and further development. The huge market in China and its rapid economic growth can help the further recovery and development of Korean economy, At the same time, the further development of Chinese economy also needs the financial, technical and managerial support from Korea. The complementarities between the industrial structures of the two countries will surely push future economic co-operation into a broader and deeper stage, which will lead to the releasing of tariff, releasing of tariff-rate quotas and export subsides.