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정규원(Kyu Won Chung),선희식(Hee Sik Sun),정진우(Jin Woo Jeong),심규식(Kyu Sik Shim),채현석(Hyun Suk Chae),강숙영(Sook Young Kang),한석원(Sun Won Han),박영민(Yong Min Park),주상용(Sang Yong Ju),심상인(Sang In Shim) 대한소화기학회 1987 대한소화기학회지 Vol.19 No.2
Chronic pancreatitis is mainly caused by chronic alcohol abuse and increases in incidence. The disease is characterized as epigastric pain radiating to back which is precipitated by alcohol inges- tion, and there may be nausea, vomiting, constipation, and mild jaundice with dark urine. The complications of chronic pancreatitis are diabetes mellitus, steatorrhea, pancreatic calcifica- tion, biliary obstruction, pseudocyst, peptic ulcer, abscess, carcinoma of pancreas, ascites and GI bleeding, etc. Since Riedel reported the case of common bile duct obstruction in chronic pancreatitis in 1892, there have been reported allmost 100 cases of common bile duct obstruction in pancreatitis. We report 2 cases of common bile duct obstruction caused by chronic pancreatitis without above complications.
Molecular Characterization of Apple stem grooving virus Isolated from Talaromyces flavus
Shim Hye-Kyung,Hwang Kyu-Hyon,Shim Chang-Ki,Son Su-Wan,Kim Dong-Giun,Choi Yong-Mun,Chung Young-Jae,Kim Dae-Hyun,Jee Hyeong-Jin,Lee Suk-Chan The Korean Society of Plant Pathology 2006 Plant Pathology Journal Vol.22 No.3
Talaromyces flavus mediates the transmission of Apple stem grooving virus (ASGV) to several host plants. The ASGV-F carried by T.flavus was partially purified from the fungus. Based on sequence analysis and homology searches, this is closely related to other ASGV strains isolated from host plants. The partially purified viral coat protein (CP) was separated on a 12% SDS-polyacrylamide gel and analyzed by Western blotting with an ASGV anti-serum. A single band at 28 kDa reacted with the ASGV anti-serum. The deduced amino acid sequence of the ORF-l showed conserved domains, including an NTP-binding helicase motif, GFAGSGKT. The amino acid sequences of the helicase and CP showed strong homology to other ASGV strains (98%). All ASGV isolated from plants and fungi had salt bridges composed of the CP and the GFAGSGKT motif of the helicase, which are commonly conserved in plant viruses. These results suggest that ASGV-F is one of ASGV strains isolated from T.flavus based on sequence similarity as well as the serological analysis of CP.
Ecopathological Analysis of Apple stem grooving virus-K Harboring Talaromyces flavus
Shim Hye-Kyung,Hwang Kyu-Hyon,Shim Chang-Ki,Hong Seung-Beom,Son Su-Wan,Kim Dong-Giun,Choi Yong-Mun,Chung Young-Jae,Kim Dae-Hyun,Jee Hyeong-Jin,Lee Suk-Chan The Korean Society of Plant Pathology 2006 Plant Pathology Journal Vol.22 No.3
Pear black necrotic leaf spot (PBNLS) on pear trees (Pyrus pyrifolia) is caused by a Korean isolate of Apple stem grooving virus (ASGV-K). Yellow spots were detected in Phaseolus vulgaris (kidney bean) and Chenopodium quinoa which were grown near the diseased pears in year 2000 through 2003. The ASGV-K, the causative agent of PBNLS, was detected from the symptoms of the diseased kidney bean plant and C. quinoa. ASGV-harboring fungi were also isolated from symptomatic plants and from soils surrounding the infected plants. The ASGV-harboring fungus was identified and characterized as Talaromyces flavus. Ecopathological studies showed that the number of ASGV-harboring fungi on the pear leaves was not correlated with differences in temperature or severity of symptoms. Additionally, there was no difference in fungus frequency among the orchard locations or different host plants. Although the frequency of fungi isolated from the soil was not affected by changes in temperature or location, the fungi occurred at higher densities in the rhizosphere than in the plants themselves.
沈宗錫,金圭石 동국대학교 대학원 1994 大學院硏究論集-東國大學校 大學院 Vol.24 No.-
This paper is the experimental study on the structural behavior of tee shear connections that the tee section is bolted to the beam web and welded to the column. In order to obtain the behavior and design of tee shear connections, an experimental investigation was conducted by testing II beam-to-column joint specimens where the parameters are fastener types, numbers of high strength bolt, tee sections and clearances. The objectives of the study were accomplished by developing tee-conncetion shear and strength prediction, weld and bolt force prediction equations, and information on stiffness, flexibility and ductility of connection.
심봉석,윤하나,김규현,홍근식,류인욱 이화여자대학교 의과학연구소 2008 EMJ (Ewha medical journal) Vol.31 No.1
Objectives : Overactive bladder(OAB) is a symptom syndrome including urinary urgency with or without urinary incontinence, usually combined with frequency and nocturia. There are lots of reports concerning the first-line treatment for OAB, the treatment is still challenging. Extracorporeal magnetic innervation(ExMI) therapy have been known to be safe and effective immediately in stress urinary incontinence and OAB. The aim of this study was to assess the effect of suprapubic magnetic innervation therapy by arm-typed plate in patients with OAB. Methods : The selected subjects were 32 patients diagnosed with OAB between the periods of April to September, 2007. Mean age was 48.3±10.7 years old, and there were 10 males and 22 females patients. Voiding diary, International Prostatic Symptoms Score(IPSS), quality of life(QOL) questionnaire were evaluated as assessment of voiding symptoms. The treatment was performed for 15 minutes, 2 times a week, for 6 weeks with ExMI by arm-typed plate(BioCon-2000. M-Cube, Korea). All of the evaluations were repeated immediately and 3 months after treatment. Results : The mean urgency episodes decreased from 13.2±1.81 times to 8.7±1.95 times immediately after treatment and 9.6±2.18 times at 12 weeks after treatment(p<0.05). At 6 weeks after starting treatment, the mean frequency decreased from 5.4±1.58 times to 3.6±1.37 times(p<0.05), but the mean frequency after 6 months was 4.3±1.72 times(p>0.05). Significant improvements immediately after treatment were noted in the frequency, urgency, and QOL in IPSS, which were maintained for 3 months(p<0.05). There were improvements in mean voided volume, but these were minimal. Conclusion : The symptoms of OAB are highly prevalent and significantly affect the quality of life. Effective and prompt management of OAB should be implemented. Our datas suggested that the EXMI therapy by arm-typed plate has the favorable effect on OAB and it may be persist for at least 12 months. Further studies are needed to establish the long-term efficacy of EXMI therapy in patients with symptoms of OAB.
Shim Hye-Kyung,Hwang Kyu-Hyon,Shim Chang-Ki,Son Su-Wan,Kim Dong-Giun,Choi Yong-Mun,Chung Young-Jae,Kim Dae-Hyun,Jee Hyeong-Jin,Lee Suk-Chan The Korean Society of Plant Pathology 2006 Plant Pathology Journal Vol.22 No.3
The pathogenicity to pear trees and other experimental hosts of the Apple stem grooving virus Korean isolate (ASGV-K) carried by a fungal vector, Talaromyces flavus was examined. ASGV-harboring T. flavus induced mild symptoms on virus-free pears. Symptom severity was intermediate between pears showing typical PBNLS and virus-free pears. Ten cultivars of Phaseolus vulgaris showed 35%-90% infectivity by direct infiltration into leaves and roots by ASGV-harboring T. flavus. Application of fungal cultures to soils showed 0%-70% infectivity depending on the P. vulgaris cultivar. Sap extracted from ASGV-infected Chenopodium quinoa induced similar symptoms on P. vulgaris at 25 days after inoculation. Similar symptoms were also detected on P. vulgaris which were inoculated with ASGV-harboring T.flavus. When healthy P. vulgaris leaves were challenged with sap extracted from P. vulgaris leaves infected with ASGV-harboring T. flavus, typical symptoms were observed. These data suggest that T. flavus mediates the transfer of ASGV to host plants.
KCl Mediates $K^+$ Channel-Activated Mitogen-Activated Protein Kinases Signaling in Wound Healing
Shim, Jung Hee,Lim, Jong Woo,Kim, Byeong Kyu,Park, Soo Jin,Kim, Suk Wha,Choi, Tae Hyun Korean Society of Plastic and Reconstructive Surge 2015 Archives of Plastic Surgery Vol.42 No.1
Background Wound healing is an interaction of a complex signaling cascade of cellular events, including inflammation, proliferation, and maturation. $K^+$ channels modulate the mitogen-activated protein kinase (MAPK) signaling pathway. Here, we investigated whether $K^+$ channel-activated MAPK signaling directs collagen synthesis and angiogenesis in wound healing. Methods The human skin fibroblast HS27 cell line was used to examine cell viability and collagen synthesis after potassium chloride (KCl) treatment by Cell Counting Kit-8 (CCK-8) and western blotting. To investigate whether $K^+$ ion channels function upstream of MAPK signaling, thus affecting collagen synthesis and angiogenesis, we examined alteration of MAPK expression after treatment with KCl (channel inhibitor), NS1619 (channel activator), or kinase inhibitors. To research the effect of KCl on angiogenesis, angiogenesis-related proteins such as thrombospondin 1 (TSP1), anti-angiogenic factor, basic fibroblast growth factor (bFGF) and vascular endothelial growth factor (VEGF), pro-angiogenic factor were assayed by western blot. Results The viability of HS27 cells was not affected by 25 mM KCl. Collagen synthesis increased dependent on time and concentration of KCl exposure. The phosphorylations of MAPK proteins such as extracellular-signal-regulated kinase (ERK) and p38 increased about 2.5-3 fold in the KCl treatment cells and were inhibited by treatment of NS1619. TSP1 expression increased by 100%, bFGF expression decreased by 40%, and there is no significant differences in the VEGF level by KCl treatment, TSP1 was inhibited by NS1619 or kinase inhibitors. Conclusions Our results suggest that KCl may function as a therapeutic agent for wound healing in the skin through MAPK signaling mediated by the $K^+$ ion channel.