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A New Sesame Variety, “Kangbaek” with Disease Resistance, Lodging Tolerence and High Yield
Kang-Bo Shim,Churl-Whan Kang,Suk-Bok Pae,Si-Kyu Lim,Yu-Young Lee,Duck-Yong Suh,Jae-Whan Rho,Jin Song,Dong-Whi Kim,Ho-Young Kim 한국육종학회 2005 한국육종학회지 Vol.37 No.5
A new sesame variety Kangbaek was developed from Yeongnam Agricultural Research Institute in 2004. Cros wasmade by lodging resistant SP9003-3 line to the F1with high yielding capacity, folowed by pedigree selection, yield test and RYT by the sesame breeding team at the National Insti-tute of Crop Science up to 2003. The variety showed higher disease resistance, especially phytophothra disease, and lodging resis-respectively. It's 1000 grains weight was about 2.54 g indicating 0.03 g heavier than that of Yangbaekkae, and it's oil content wasabout 52%. Kangbaek also contained total 7.65mg/g of such lignans as sesamin and sesamolin. The average yield of Kang-baek was 82 kg per 10a at the national-wide regional performance.
Induction of heme oxygenase-1 protects against podocyte apoptosis under diabetic conditions
Lee, Sang Choel,Han, Seung Hyeok,Li, Jin Ji,Lee, Sun Ha,Jung, Dong-Sub,Kwak, Seung-Jae,Kim, Seung Hye,Kim, Dong Ki,Yoo, Tae-Hyun,Kim, Jin Hyun,Chang, Se-Ho,Han, Dae Suk,Kang, Shin-Wook International Society of Nephrology 2009 Kidney international Vol.76 No.8
Heme oxygenase-1 (HO-1) is an anti-oxidant enzyme normally upregulated in response to oxidant injury. Here we determined the role of HO-1 in podocyte apoptosis in glomeruli of streptozotocin-treated rats and in immortalized mouse podocytes cultured in media containing normal or high glucose. HO-1 expression, its activity, the ratio of Bax/Bcl-2 protein, and active caspase-3 fragments were all significantly higher in isolated glomeruli of diabetic rats and in high glucose–treated podocytes. These increases were inhibited by zinc protoporphyrin treatment of the rats or by HO-1 siRNA treatment of the podocytes in culture. The number of apoptotic cells was also significantly increased in the glomeruli of diabetic rats and in high glucose–treated podocytes. Inhibition of HO-1 accentuated the increase in apoptotic cells both in vivo and in vitro. Our findings suggest that HO-1 expression protects against podocyte apoptosis under diabetic conditions.
강석구,이성호 성균관대학교 기초과학연구소 1990 論文集 Vol.41 No.1
(+)-Aspicilin은 Lecanora속에 속하는 lichen에서 분리된 거대고리락톤계 항생물질이다. 본 연구에서는 이를 비대칭적으로 합성하기 위해 두 부분의 합성 중간체인 벤질 5-데옥시-2, 3-0-이소프로필리덴-6-요드-α-D-만노시드와 (S)-(+)-9-데신-2-올을 각각 합성하였다. We have studied the synthesis of (+)-aspicilin, a macrolactonic substance which is isolated from a lichen source of the Black forest. As building blocks for enantiocontrolled synthesis of (+) -aspicilin, benzyl 5-deoxy-2. 3-0-isopropylidene-6-iodo-α-Dmannofuranoside and (S)-(+)-9-decyn-2-ol were synthesized.
姜錫浩,宋希準,安熙官 嶺南大學校 工業技術硏究所 1978 연구보고 Vol.6 No.1
In order to study the flow characteristics of spherical glass-beads ranging from 40 mesh to-115 mesh, its angle of repose and angle of rupture were measured as a function of average particle size, addition of fine powder as glidant or lubricant, and admixture of 2 or 3 adjacent fractions of beads classified by screening. The angle of repose of the glass-beads increases with increasing particle size of above 100 mesh, but for beads smaller than 100 mesh, the angle of repose increases with decreasing particle size. Fine glidant of montmorcalite added to the beads in very small concentrations of 0.6wt, % decreases the flow angles, while it tends to increase strongly the flow angles at higher concentrations.
강석구,조현성,이재호 성균관대학교 기초과학연구소 1989 論文集 Vol.40 No.2
천연물 합성에서 출발물질로 유용하게 쓰이는 디아세톤 글루코스 헥소퓨라노스고리의 산화와 입체선택적 변형에 관하여 연구하였다. 이 고리의 C-3위치에 있는 히드록시기를 Trifluoroacetic anhydride(TFAA)로 사용하여 케토기로 산화시키는 방법을 연구한 후 얻어진 C-3 위치에 케톤에 대해 Grignard반응과 Wittig반응을 도입하여 퓨라노스고리의 C-3위치에 입체 선택적으로 치환기를 유도하는 방법을 연구하였다. 또한 고리밖의 곁가지의 변형도 아울러 연구하였다. We have studied on the oxidation and the stereoselective modifications of the hexofuranose ring derived from diacetone glucose. We have attempted the method of the oxidation with trifluoroacetic anhydride (TFAA) on the C-3 position of this furanose ring. On the other hand, we have induced the stereoselective substrate on the keto group of the C-3 position. The modifications of the side chain out of the ring have been also studied.
갱신 효율을 위한 엘리먼트 ID 상속 기반의 XML 저장
강인석,권훈,김정희,곽호영 제주대학교 공과대학 첨단기술연구소 2004 尖端技術硏究所論文集 Vol.15 No.2
In this thesis, ID inheritance storage system modelbase on XML document and information of schema element structure has proposed. proposed system parse XML document and read in DOM type then assign ID to element by using analysis module.at this time, ID assigned to child element is inherited from parent element ID and assigned ID will be saved to database as form of defined schema structure proposed for efficient search and updates of document. As results, when specific element has inserted or updated, location information are not required to configured again.
Pd(0)를 이용한 고리 카보네이트의 친핵성 치환 반응 연구
강석구,박동철,전제호,노호식 성균관대학교 기초과학연구소 1993 論文集 Vol.44 No.2
촉매량의 Pd(0)존재하의 chiral allylic 그리고 dienylic 고리 카보네이트와 여러 가지 친핵성 치환체들의 치환 반응을 연구하였는데 이 치환 반응은 친핵체에 따라서 α-, γ-, 또는 ε-위치에 치환된 높은 위치 및 diastereoselection이 있는 반응임을 알았고 또한 이의 입체화학을 결정하였다. We studied the reactions of chiral allylic and dienylic cyclic carbonates with various nucleophiles in the presence of Pd(0)catalyst and found that substitution occurred at α-, γ-, ε-position with high regio-and diasteroselectirity depending on nucleophiles used.
姜鎬祚,韓錫絃 건국대학교 1978 論文集 Vol.7 No.1
The nitrite content, VBN(volatile basic nitrogen) and bacterial count in pork sausage stored at various temperatures were examined for the evaluation hygienic condition of meat products. 1.Nitrite content of pork sausage was decreased from 3.1ppm to 2.2ppm in 25 days at 7℃, from 3.1ppm to 0.8ppm in 5 days at 25℃, and from 3.1ppm to 0.4ppm in 5 days at 36℃, respectively. 2.Nitrite content of pork sausage in which potassium nitrite was added was, however, increased from 3.1ppm to the maximum amounts of 15.2ppm, 118.3ppm and 97.6ppm when kept for 35 days at 7℃, 30 clays at 25℃ and 26 days at 36℃, respectively. 3.Content of VNB of pork sausage with potassium nitrate was increased from 11mg% to 40mg% after the storage for both 35 days at 7℃, 5 days at 25℃ and 5 days at 36℃. The bacterial counts of the pork sausage of 7˚, 25˚ and 36℃ groups were increased from 103 to 104,109 anti 109, respectively.
姜錫浩,姜善泰 영남대학교 공업기술연구소 1985 연구보고 Vol.13 No.2
The separation efficiency curve of the sand dust in the fibrous air filter was estimated from the particle size data of the sample dust measured by means of the optical microscope. The estimated separation curve was affected by the number of the experimental runs, and by the counted number of the particle images on the microscopic photograghs taken for each experimental run. But, the dust collection and the particle size data measured were not so reproducible that the separation efficiency curves determined were very widely scattered from their mean values.
姜錫浩,朴永孝,金珠浩,朱星浩 嶺南大學校 工業技術硏究所 1985 연구보고 Vol.13 No.1
The collection efficiency of the Lapple's standard-type cyclone separator was determined in order to investigate the effects of the particle size of the dust samples, the dust loading, and the air inlet velocity to the cyclone under the ambient conditions. The experimental conditions are in the following ranges; the air inlet velocity; 5 to 14.7 m/s, the particle sizes of the mono-dispersed system; 14 to 280 ㎛, the dust loading; 17.8 to 58.6 g/㎥, respectively. The collection efficiencies determined were compared with those predicted by the semi-empirical equations proposed earlier by Strauss (³) and by Licht et al, (⁴) and those are shown to be increased, as the particle size of the sample dusts and the air inlet velocity increase, respectively. However, the effect of the dust loading in the air could not be recognized, but slightly increased. For the poly-dispersed particulate samples, having a wide particle size distribution, the grade or separation efficiency curve was experimentally determined to specify more exactly the cyclone separation performance, and the result was discussed with the statistical analysis previously worked by Herrmann.(??)