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이성철,고석만,김장형 濟州大學校 産業技術硏究所 1998 산업기술연구소논문집 Vol.9 No.2
The goal of this study is to establish a social welfare information system in order to provide a way of improving the quality of life of society's under-privileged people. such as the old and the disabled. by using highly-developed information and communication techniques. For easy and convenient user interface, proposed system is implemented by the pull down graphic menu using Visual Basic.
김병철,서거정,김경종,장정환,김성환 조선대학교 2003 The Medical Journal of Chosun University Vol.28 No.1
Hepatic resection for removal of lesion of the liver may be necessary for a wide variety of conditions. Partial hepatectomy for liver disease have become more common This reports describes a review of our experience for hepatic resection and an analysis of potential risk factors affecting the morbidity and the mortality in a hepatectomy methods : Between Jan 1,997 and Mar.2,001, we performed 112 cases of partial hepatectomy and retrospectively analyzed clinicopathological features of the presented. cases Results : The most common disease was intrahepatic duct stone(31.8%). The mean operative time was 324 minutes. The overall In-hospital mortailty an morbidity rates were 6.8%(3/44) and 59%(27/44), respectively, Various posmiddleerative complications developed, including 14 cardiopulmonary complications(53.8%), 8 wound Infections(30.7%), 2 Bile leakage(7%), 1 intraabdominal abscess(3.8%), 1 hepatic failure(38%), 1 posmiddleerative bleeding(3.8%). The old had more cardiopulmonary complications. The significant risk factors for perioperative mortality were high preoperative serum bilirubin level(above 2.0mg/dl), size of resection, massive operative bleeding(above 2,000cc), concomitant diseases, but cirrhosis was not a significant risk factor. Comparison of young age patients, the old had more complications, but it was not significantly Conclusion : Although the old patients had more cardiopulmonary complications but their operative mortality were not much different than younger patients significantly. Hepatic resection can be performed in over 60 years old with acceptable morbidity and mortality rates.
고석만,김장형,이성철 濟州大學校 工科大學 産業技術硏究所 1998 尖端技術硏究所論文集 Vol.9 No.2
The goal of this study is to establish a social welfare information system in order to provide a way of improving the quality of life of society's under-privileged people, such as the old and the disabled, by using highly-developed information and communication techniques. For easy and convenient user interface. proposed system is implemented by the pull down graphic menu using Visual Basic.
Expressed Sequence Tags of the Wheat-rye Translocation Line Possessing 2BS/2RL
Jang, Cheol-Seong,Hong, Byung-Hee,Seo, Yong-Weon The Korean Society of Crop Science 1999 Korean journal of crop science Vol.44 No.3
Hamlet (PI549276) possessing 2RL was obtained by cross between a wheat cultivar ND7532 (Froid/Centurk) and a rye cultivar Chaupon. Chaupon was known to have resistant gene to biotype L of Hessian fly [Mayetiola destructor (Say)] larvae. The wheat-rye translocation line (Coker797*4/Hamlet) was also known to be resistant to biotype L of Hessian fly larvae. We analysed a set of 96 ESTs from the wheat-rye translocation line (2BS/2RL). ESTs were classified by various physiological processings, such as primary metabolism, secondary metabolism, transcription, translation, transport, signal transduction, defense, transposable element, and others. Three sequences encoding thioredoxin peroxidase, 26S rRNA, and rubisco small subunits were homologous to registered genes in rye. Although limited number of clones were used to develop ESTs, these clones and their sequence information may be useful for researchers studying general physiology and molecular biology on the translocation line.
Expression of The TaCR1 Gene Induced by Hessian Fly Larval infestation in Wheat Carrying a H21 Gene
Cheol Seong Jang,서용원 한국작물학회 2004 Korean journal of crop science Vol.49 No.3
The Hessian fly, Mayetiola destructor (Say), is known to be one of the major insect herbivores of wheat worldwide. In order to provide molecular events on interactions of the NIL with H21 and larvae of Hessian fly biotype L, the TaCR1 gene, Triticum aestivum cytokinin repressed 1, was isolated through the suppression subtractive hybridization, which was constructed using stems of the NIL with H21 at 6 days after infestation as tester and stems of the recurrent parent Coker797 without H21 at 6 days after infestation as driver. Transcript levels of TaCR1 mRNA in the NIL with H21 were highest at 6 days after infestation but in the Coker797 without H21 until 8 days were similar with those of non-infested plants. Expression of the TaCR1 gene was decreased at early time and then recovered after wounding or H2O2 treatment as well as 6-BAP treatment. Transcripts levels of the TaCR1 gene was changed after MeJA, SA, ethephone, or ABA treatment. In drought treatment, the TaCR1 gene were increased at early stage of stress and then decreased at late stage. Expression of the TaCR1 gene was continued to decrease through 24 h in the cold treatment. Although the TaCR1 gene is increased through infestation in NIL with H21, further study was required to elucidate a role on resistance against larvae of Hessian fly. However, the TaCR1 gene could be used as marker gene on response of plants against abiotic stresses as well as application of plants with several hormones.
Development of AFLP and STS Markers Related to Stay Green Trait in Multi-Tillered Maize
Cheol Seong Jang,Hee Bong Lee,Yong Weon Seo 韓國作物學會 2004 Korean journal of crop science Vol.49 No.4
In order to develop molecular markers related to stay green phenotype, AFLP analysis was conducted using near-isogenic lines for either stay green or non stay green trait. Both lines have characteristics of multi-ear and tillers (MET). Two out of 64 primer combinations of selective amplification identified three reproducible polymorphic fragments in MET corn with stay green. Both of E+AGC/M+CAC and E+AAG/M+CAA primer combinations produced two and one specific polymorphic fragments linked to stay green trait, respectively. For the conversion of AFLPs to sequence tag sites (STSs), primers were designed form both end sequences of each two polymorphic fragments. One fragment, which was amplified with E+AAG/M+CAA primer combinations, possessed 298 bp long and showed a 91~% homology with maize retrotransposon Cinful-l. One out of two polymorphic fragments produced with E+AGC/M+CAC primer combination had 236 bp long and matched a 96~% homology with an intron region of 22kDa alpha zein gene cluster in Zea mays. One out of two PCR fragments amplified with MET2 primer set in the stay green MET was not produced in the non-stay green MET. The developed AFLP and STS marker could be used as an efficient tool for selection of the stay green trait in the MET inbred.