http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
류재기 ( Jae-ki Rye ),장철수 ( Choul-soo Chang ) 대한임상검사과학회 2010 대한임상검사과학회지(KJCLS) Vol.42 No.2
The aim of this study was to investigate the problem areas in the current clinical training of biomedical laboratory science education which may guide the development of an effective strategy for managing clinical training for biomedical laboratory science students. A self-reporting questionnaire was developed by the researchers. This survey was conducted between May 1st and May 15st in 2009 and 92 questionnaires werecollected from senior biomedical laboratory science students. In Analyzing data, chi-square test was used for categorical variables. 82.6% of respondents was satisfied with conditions of the training institutes. 30~40% of the respondents reported that they were not satisfied with the programs and supervision systems for training students even though the staff members of other disciplines were supportive in general. Although83.7% of the respondents reported that they were obtaining information and knowledge for their professional carrier through the training, 70.7% of the respondents reported that they had negative experiences during the training. According to the result of the survey, it can be inferred that the structure of the training education needs to be more systematically organized in order to train the well prepared entry-level biomedical laboratory scientists.
장재기(Jae Ki Chang),손재근(Jae Keun Sohn),김호영(Ho Yeong Kim),김경민(Kyung Min Kim) 한국육종학회 1997 한국육종학회지 Vol.29 No.4
The diallel analysis was conducted with F₁ and F₂ population derived from crossing in all combinations without reciprocals among six rice cultivars, three tropical japonica and three japonica types, with different panicle number and panicle length. The expression was controlled by additive gene action with partial negative dominance in panicle number and partial positive dominance in panicle length. Epistasis was not recognized for the two characters. The narrow-sense heritability was estimated at 92% for panicle number and 82% for panicle length. GCA effects were larger than that of SCA in both characters. There were significant correlations between F₁ and F₂ generation on the ranks of parents GCA effects.
겨우살이 lectin의 흰쥐 간세포 독성에 미치는 영향
장철수 ( Choul Soo Chang ),류재기 ( Jae Ki Ryu ),김태호 ( Tae Ho Kim ) 대한임상검사과학회 2007 대한임상검사과학회지(KJCLS) Vol.39 No.3
In the present study, the author investigated to the cytotoxocity in cultured rat hepatocytes of Viscum album lectin. The cytotoxcity effect in Viscum album lectin on the activity of LDH was also investigated. Viscum album lectin significantly increased LDH leakage into medium of hepatocytes treated or untreated with CCl4 (p<0.001). However, Viscum album lectin significantly increased LDH leakage from CCl4-induced hepatocyte (p<0.001). There was a significant increase in LDH levels relative to the control group. Histological observation basically supported the result obtained from LDH assay. The livers of rats challenged with CCl4 produced a marked increased cytoplasmic vacuoles and inflammatory cells in number, while the number of necrotic cells and swollen hepatocytes did not change significnatly. Rats administered DMSO alone did not alter the normal hepatic architecture. Histological observation of liver section in rat treated 72 hrs with either Viscum album lectin CCl4-induced liver damage showed number of cytoplasmic vaculoe and necrotic cell. The number of inflammatory cell increased markedly. This results suggest to the conclusion that Viscum album lectin has a effect of hepatotoxicity activator.
겨우살이 Lectin이 흰쥐의 혈청지질 및 간조직에 미치는 영향
장철수(Chul-Soo Jang),류재기(Jae-Ki Ryu) 한국콘텐츠학회 2012 한국콘텐츠학회논문지 Vol.12 No.9
본 연구에서 국내산 겨우살이 lectin이 흰쥐 간의 지방형성에 미치는 영향을 알아보기 위해 혈청 내 지질함량을 측정하였고, 이를 확인하고자 간조직의 지방형성 변화를 조사하였다. 렉틴의 분리는 sephadex G-150로 여과 및 sepharose 4B affinity chromatography 로 정제하였다. CCl₄를 복강 내에 투여시 72시간 경과 후 혈청 총cholesterol 및 triglyceride는 정상군 및 olive oil 투여군에 비해 유의하게 증가하였으며, lectin과 CCl₄를 동시 투여 하였을 때는 유의한 감소를 나타내였다. 흰쥐 간의 조직학적 관찰은 CCl₄투여군은 정상군 및 olive oil 투여군에 비해 지방변화 및 간세포 내에 많은 대소의 cytoplasmic vacuole가 보였으나, CCl₄와 lectin을 동시 투여시는 CCl₄ 투여군에 비해 cytoplasmic vacuole은 현저히 감소하였고, 이에 비례하여 혈청 cholesterol 및 triglyceride 측정치가 현저히 감소하는 결과를 나타내었다. 이상의 결과를 볼때 흰쥐에서 lectin이 혈청 지질을 감소시키거나 또는 조직학적 관찰에서 간조직의 지질형성을 억제시키는 효과가 있는 것으로 확인되었다. This study was carried out to investigate effect of serum lipid and liver tissue in lectin from Viscum album on rats. The lectin was purified by sepharose 4B affinity chromatography and gel filtration using sephadex G-150 with plant material from Viscum album. After 72 h of CCl₄ injection, there was a significant increase in serum total cholesterol and triglycerige levels relative to the control group. However, treatment of both Viscum album and purified lectin were significantly decreased lipid parameters against the CCl₄-induced. Histological observation of the liver section of rats challenged with CCl₄ produced a marked increase of cytoplasmic vacuoles in number, while rats administered olive oil alone did not alter the normal hepatic architecture. Histological observation of the liver section in rats treated 72 h with either Viscum album purified lectin or CCl₄-induced liver lipogenesis showed decreased numbers of cytoplasmic vaculoes and necrotic cells. These results suggest that Viscum album lectin has a significantly decreased lipid in serum or histological observation of the liver section decreased in lipogenesis in rats.
중부지역 적응 조생 복합내병성 고품질 벼 ‘중모1023’
원용재(Yong-Jae Won),조영찬(Young-Chan Cho),최임수(Im-Soo Choi),이점호(Jeom-Ho Lee),이상복(Sang-Bok Lee),이정희(Jeong-Heui Lee),오명규(Myung-Kyu Oh),김정주(Jeong-Ju Kim),양창인(Chang-Ihn Yang),안억근(Eok-Keun Ahn),장재기(Jae-Ki Chang 한국육종학회 2015 한국육종학회지 Vol.47 No.3
The ‘Jungmo1023’ is the japonica rice variety developed from a cross between Yeongdeog34 and F1 of Iksan456 and SR21097-B-B-19-2-2 by the rice breeding team at NICS in 2012. The heading date of ‘Jungmo1023’ is August 3 in middle plain area and it is six days earlier than ‘Hwaseong’. ‘Jungmo1023’ has 80 cm of culm length which is 4 cm shorter than those of ‘Hwaseong’ and 107 spikelet per panicle. The premature heading rate of ‘Jungmo1023’ was 3.3%. It showed resistance to blast, bacterial blight (K1, K2, K3 race) and stripe virus, but susceptibility to K3a race of bacterial blight, dwarf and black streak dwarf viruses and planthoppers. The milled rice of this variety exhibits translucent and medium short grain shape. It has better palatability index of cooked rice (0.24) and lower amylose content (18.0%) than that of ‘Hwaseong’. The characteristics related to grain milling were better than those of ‘Hwaseong’, especially head rice milling recovery ratio and head rice ratio (96.2%). ‘Jungmo1023’ showed 4.56 MT/ha of milled rice productivity at 7 sites in ordinary cultivation. However, ‘Jungmo1023’ showed early cultivation culture adaptability because of 98% of its yield potential (4.99 MT/ha) compared to high yielding early-maturing variety ‘Jopyeong’. ‘Jungmo1023’ could be adaptable to the middle plain, mid-mountainous and north-east coastal area in Korea (Registration No. 5115).
김명기(Myeong-Ki Kim),신영섭(Young-Seop Shin),원용재(Yong-Jae Won),안억근(Eok-Keun Ahn),서정필(Jung-Pil Suh),정국현(Kuk-Hyun Jung),이점호(Jeom-Ho Lee),전용희(Yong-Hee Jeon),윤영환(Young-Hwan Yoon),윤광섭(Kwang-Sup Yoon),장재기(Jae-Ki 한국육종학회 2015 한국육종학회지 Vol.47 No.2
There are farmer’s demands to develop early-maturing cultivar in order to replace Odae variety to mid-northern inland plain and southern mountainous area of Korea. Saeodae was developed by the rice breeding team of Cheolwon Substation, National Institute of Crop Science (NICS), RDA in 2012. This cultivar was derived from the cross between Geuroobyeo and Suweon 472 in 2001 summer season, and selected by a promising line, SR27376-2-2-1-3, was selected and designated as the line of Cheolweon 81 in 2010. The local adaptability test of Cheolweon 81 was carried out at four locations from 2010 to 2012 and it was named as Saeodae. The heading date of Saeodae is July 25 in Cheolwon area, which is 2 days earlier than that of Odae. This variety has 66cm in culm length and 77 spikelets per panicle. Its 1,000 grain-weight of brown rice is 26.5 g, which is similar to that of Odae. Germination rate at low temperature of this variety is about 70%, and viviparous germination is 17.7%. Cold tolerance of this cultivar is still not good, just mediocre. It shows strong lodging resistance. And premature heading, occurrence of wilting during ripening stage, and leaf senescence at maturing are similar to those of Odae. This variety shows resistance to leaf blast disease, but susceptible to bacterial blight, virus disease and insect pest. This variety has translucent and clear milled rice kernel without white core and belly rice. The yield potential of Saeodae was about 5.26 MT/ha at ordinary fertilizer level in local adaptability test for three years. This variety would be adaptable to mid-northern inland plain and southern mountainous area of Korea.