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국립공원 내 철새중간기착지에서 철새 도래현황 비교 : 흑산도와 소매물도를 중심으로
홍길표(Gil-Pyo Hong),빙기창(Gi-Chang Bing),조숙영(Sook-Young Cho),박세영(Se-Young Park),김양모,권영수(Young-Soo Kwon) 국립공원연구원 2013 국립공원연구지 Vol.4 No.1
국립공원 내 주요 철새중간기착지의 철새이동 현황을 비교하기 위해 동시 조사를 실시하였다. 조사 지역은 다도해해상국립공원의 흑산도와 한려해상국립공원의 소매물도 지역이며, 조사 기간은 2013년 4월 29일~5월 2일까지 4일간 실시하였다. 조사결과 2개 지역에서 총 109종 2,537개체가 기록되었으며, 지역별로는 흑산도에서 96종 1,615개체, 소매물도에서 45종 922개체가 조사되었다. 흑산도에서는 제비 Hirundo rustica가 최우점종이었으며, 소매물도에서는 괭이갈매기 Larus crassirostris가 최우점종으로 조사되어, 지역별로 우점종의 구성이 다른 것으로 나타났다. 국립공원내에 위치한 철새중간기착지에서의 동시 조사는 본 조사가 처음이다. We performed simultaneous survey in order to compare the status of migratory birds at stopover sites in National Park. The study areas were Heuksan-do in Dadohaehaesang National Park and Somaemul-do in Hallyeohaesang National Park from 29 April to 2 May in 2013. We observed total 109 species, 2,537 individual. In two regions, 96 species, 1,615 individuals were observed in Heuksan-do and 45 species, 922 individuals observed in Somaemul-do. The dominant species was the Barn Swollow Hirundo rustica in Heukan-do and the Black-tailed Gull Larus crassirostris in Somaemul-do. Domiant species differed between two regions. This study is the first time to monitor stopover sites simultaneously in Korea National Park.
강길원,박형근,김창엽,김용익,하범만,Kang, Gil-Won,Park, Hyoung-Keun,Kim, Chang-Yup,Kim, Yong-Ik,Ha, Beom-Man 대한예방의학회 2000 예방의학회지 Vol.33 No.4
Objectives : To evaluate the impacts of the DRG payment system on the behavior of medical insurance claimants. Specifically, we evaluated the case-mix index, the numbers of diagnosis and procedure codes utilized, and the corresponding rate of diagnosis codes before, during and after implementation of the DRG payment system. Methods : In order to evaluate the case-mix index, the number of diagnosis and procedure codes utilized, we used medical insurance claim data from all medical facilities that participated in the DRG-based Prospective Payment Demonstration Program. This medical insurance claim data consisted of both pre-demonstration program data (fee-for-service, from November, 1998 to January, 1999) and post-demonstration program data (DRG-based Prospective Payment, from February, 1999 to April, 1999). And in order to evaluate the corresponding rate of diagnosis codes utilized, we reviewed 820 medical records from 20 medical institutes that were selected by random sampling methods. Results : The case-mix index rate decreased after the DRG-based Prospective Payment Demonstration Program was introduced. The average numbers of different claim diagnosis codes used decreased (new DRGs from 2.22 to 1.24, and previous DRGs from 1.69 to 1.21), as did the average number of claim procedure codes used (new DRGs from 3.02 to 2.16, and previous DRGs from 2.97 to 2.43). With respect to the time of participation in the program, the change in number of claim procedure codes was significant, but the change in number of claim diagnosis codes was not. The corresponding rate of claim diagnosis codes increased (from 57.5% to 82.6%), as did the exclusion rate of claim diagnosis codes (from 16.5% to 25.1%). Conclusions : After the implementation of the DRG payment system, the corresponding rate of insurance claim codes and the corresponding exclusion rate of claim diagnosis codes both increased, because the inducement system for entering the codes for claim review was changed.
대장균 세포 추출액을 이용한 PCR 산물로부터의 단백질 발현
박창길,김동명 충남대학교 생물공학연구소 2005 생물공학연구지 Vol.11 No.2
In most of the current protocols for cell-free synthesis, protein synthesis is directed by plasmid templates, which requires the growth of cells for the cloning and amplification of the template DNAs. The time-and labor-intensive steps required for plasmid preparation could be avoided if the template DNAs were able to be prepared by PCR. The rapid preparation of the expression templates based on PCR methods would enable the discrepancy between the throughputs of template preparation and their translation to be overcome. We recently have developed several methods to enhance the productivity of the PCR-based cell-free protein synthesis. Through the retardation of the endo- and exo-nucleolytic degradations of the mRNA molecules, the level of protein expression from the PCR-amplified DNA templates becomes comparable to that of conventional plasmid-based reactions. The productive cell-free protein synthesis utilizing PCR-amplified DNA sequences will enable the high-throughput generation of protein molecules required for many post-genomic applications.
Sn-Ni 합금도금층의 조성 및 우선방위에 미치는 파형전류 전해의 영향
예길촌,지장훈,박성진 영남대학교 공업기술연구소 1999 工業技術硏究所論文集 Vol.27 No.1
The effect of pulse current parameters on the composition and preferred orientation of Sn-Ni alloy electrodeposits was studied. The cathode current efficiency of P.C. electrolysis decreased with the increase of mean current density and off-time and was lower than that of D.C. electrolysis condition. The tin content of the alloy electroplated in the bath of low Sn ratio(0.2) decreased with increasing mean current density, while the one of the alloy with high Sn ratio(0.5) increased. The tin content of alloy increased steadily with off-time. The preferred orientation of the alloy changed from (110)+ (101) or (110) to (002) or (101) with increasing peak current density for the alloy deposits plated from both the bath of low Sn ratio and the one of high Sn ratio respectively
박실무(Sil Moo Park),유병철(Byung Chul Yoo),장은하(Eun Ha Chang),이병직(Byung Jik Lee),송정길(Chung Gil song) 대한소화기학회 1987 대한소화기학회지 Vol.19 No.1
Wilsons disease is a rare inborn error of metabolism inherited as a autosomal recessive trait. The disease has varied mode of manifestations. It is characterized by different neurologic disorder, hepatic disease from asymptomatic cirrhosis to fulminent hepatic failure, hemolytic anemia associated hepatic failure, renal osteodystrophy and psychiatric disease. We experience a case of uilsons disease. The patient was 21 years old male, He was suffered from liver cirrhosis, splenomegaly, ascites, classical neurologic symptoms such as dysarthria, tremer, mask-1ike face, rigidity. And he has Kayser-Fleischer ring. Serum ceruloplasmin was very low and urine copper, tissue copper were very high. Liver needle biopsy revealed cirrhotic change.