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61篇 您的检索式:作者名="Ho Geun"
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1Clinicopathological significance of altered Notch signaling in extrahepatic cholangiocarcinoma and gallbladder carcinoma显示文摘AIM:To investigate the role and clinicopathological significance of aberrant expression of Notch receptors and Delta-like ligand-4 (DLL4) in extrahepatic cholangiocarcinoma and gallbladder carcinoma.METHODS:One hundred and ten patients had surgically resected extrahepatic cholangiocarcinoma (CC) and gallbladder carcinoma specimens examined by immunohistochemistry of available paraffin blocks.Immunohistochemistry was performed using anti-Notch receptors 1-4 and anti-DLL4 antibodies.We scored the immunopositivity of Notch receptors and DLL4 expression by percentage of positive tumor cells with cytoplasmic expression and intensity of immunostaining.Coexistent nuclear localization was evaluated.Clinicopatho-logical parameters and survival data were compared with the expression of Notch receptors 1-4 and DLL4.RESULTS:Notch receptor proteins showed in the cytoplasm with or without nuclear expression in cancer cells,as well as showing weak cytoplasmic expression in non-neoplastic cells.By semiquantitative evaluation,positive immunostaining of Notch receptor 1 was detected in 96 cases (87.3%),Notch receptor 2 in 97 (88.2%),Notch receptor 3 in 97 (88.2%),Notch receptor 4 in 103 (93.6),and DLL4 in 84 (76.4%).In addition,coex- istent nuclear localization was noted [Notch receptor 1;18 cases (18.8%),Notch receptor 2;40 (41.2%),Notch receptor 3;32 (33.0%),Notch receptor 4;99 (96.1%),DLL4;48 (57.1%)].Notch receptor 1 expression was correlated with advanced tumor,node,metastasis (TNM) stage (P=0.043),Notch receptor 3 with advanced T stage (P=0.017),tendency to express in cases with nodal metastasis (P=0.065) and advanced TNM stage (P=0.052).DLL4 expression tended to be related to less histological differentiation (P=0.095).Coexistent nuclear localization of Notch receptor 3 was related to no nodal metastasis (P=0.027) and Notch receptor 4 with less histological differentiation (P=0.036),while DLL4 tended to be related inversely with T stage (P=0.053).Coexistent nuclear localization of DLL4 was related to poor survival (P=0.002).CONCLUSION:Aberrant expression of Notch receptors 1 and 3 play a role during cancer progression,and cytoplasmic nuclear coexistence of DLL4 expression correlates with poor survival in extrahepatic CC and gallbladder carcinoma.Hyun Ah Yoon Myung Hwan Noh Byung Geun Kim Ji Sun Han Jin Seok Jang Seok Ryeol Choi Jin Sook Jeong Jin Ho Chun 2011World Journal of Gastroenterology2011,17,35:14
2高效液相色谱法—光散射检测器用于人参皂甙的测定显示文摘高效液相色谱法—光散射检测器用于人参皂甙的测定ManKiPark,JeongHilPardSangBeomHan,YoungGeunshin,LiHoPark(汉城国立大学,药学院,151—742南朝鲜)人参(为五加科植物人参Panaxginseng...Man Ki Park Jeong Hill Pard Sang Beom Han Young Geun shin Li Ho Park 1996药物分析杂志1996,16,6:13
3A comparative study of totally laparoscopic distal gastrectomy versus laparoscopic-assisted distal gastrectomy in gastric cancer patients: Short-term operative outcomes at a high-volume center显示文摘Objective: Laparoscopic gastrectomy has been established as a standard treatment for early gastric cancer, and its use is increasing recently. Compared with the conventional laparoscopy-assisted distal gastrectomy(LADG), totally laparoscopic distal gastrectomy(TLDG) involves intracorporeal reconstruction, which can avoid the additional incision, resulting in pain reduction and early recovery. This study aimed to compare the short-term postoperative outcomes of TLDG vs. LADG in gastric cancer in a high-volume center.Methods: A retrospective cohort study was conducted on 1,322 patients who underwent laparoscopic distal gastrectomy from June 2012 to June 2017 at the National Cancer Center, Korea. LADG was performed in the early period before July 2015, and TLDG was applied in the later period. Postoperative short-term outcomes were compared in terms of complication and clinical course between the two groups. Pain score was measured by rating the pain intensity from 0 to 10 points on postoperative day(POD) 1 and 3.Results: A total of 667 patients underwent LADG and 655 patients underwent TLDG. Clinicopathologic characteristics were not different in both groups. Intraoperative estimated blood loss(EBL) was significantly lower in the TLDG group(P<0.001). Postoperative pain scores were significantly lower in the TLDG group than in the LADG group on POD 1(5.1±1.5 vs. 4.8±1.4, P=0.015). First flatus passage after operation was significantly earlier in the TLDG group(3.4±0.8 d vs. 3.2±0.6 d, P<0.001). There were no differences in postoperative complications and hospital stay between the two groups.Conclusions: Based on the reported short-term postoperative outcomes, TLDG is safe and feasible as well as LADG. Moreover, compared with LADG, TLDG can reduce intraoperative EBL and postoperative pain and enhance the bowel motility in gastric cancer surgery.Won Ho Han Amir Ben Yehuda Deok-Hee Kim Seung Geun Yang Bang Wool Eom Hong Man Yoon Young-Woo Kim Keun Won Ryu 2018Chinese Journal of Cancer Research2018,30,5:11
4Management of bleeding from pseudoaneurysms following pancreaticoduodenectomy显示文摘AIM:To review the clinical course and the management of pseudoaneurysms post-pancreaticoduodenectomy.METHODS: Medical records of 907 patients who underwent pancreaticoduodenectomies from January 1995 to May 2007 were evaluated retrospectively. The clinical course, management strategy, and outcome of ruptured pseudoaneurysms cases were analyzed.RESULTS: Twenty-seven (3.0%) of 907 cases had post-operative hemorrhage from ruptured pseudoan-eurysms. Pancreatic fistula was evident in 12 (44%) cases. Sentinel bleeding appeared in 21 (77.8%) cases. Of the 27 cases, 11 (41%) cases demonstrated bleeding pseudoaneurysm of the ligated gastroduodenal artery, 8 (30%) of the right, proper, common hepatic artery, 2 (7%) of the right gastric artery, and 4 (15%) of the peripancreatic arteries. The remaining two patients died due to sudden-onset massive hemorrhage and pseudoaneurysm rupture was suspected. Emergent operation was performed on 2 cases directly without angiography. Angiography was attempted in 23 cases. Eighteen (78.2%) cases succeeded to hemostasis; the five failed cases were explored. After embolization of the hepatic artery, five cases developed liver abscesses or infarction and a single case of hepatic failure expired. Gastroduodenal artery embolization with common hepatic artery stent insertion was performed to enhance hepatic artery flow in a single case and was successfully controlled.CONCLUSION: Bleeding pseudoaneurysms are among the most serious and fatal complications following pancreaticoduodenectomy. Diagnostic angiography has been preferred over endoscopy and is rapidly becoming the standard therapeutic treatment for bleeding pseudoaneurysms.Hyung Geun Lee Jin Seok Heo Seong Ho Choi Dong Wook Choi 2010World Journal of Gastroenterology2010,16,10:10
5Carcinoma of the middle bile duct:Is bile duct segmental resection appropriate?显示文摘AIM:To compare survival between bile duct segmental resection(BDSR)and pancreaticoduodenectomy(PD) for treating distal bile duct cancers. METHODS:Retrospective analysis was conducted for 45 patients in a BDSR group and for 149 patients in a PD group. RESULTS:The T-stage(P<0.001),lymph node invasion (P=0.010)and tumor differentiation(P=0.005)were significant prognostic factors in the BDSR group.The 3-and 5-year overall survival rates for the BDSR group and PD group were 51.7%and 36.6%,respectively and 46.0%and 38.1%,respectively(P=0.099).The BDSR group and PD group did not show any significant difference in survival when this was adjusted for the TNM stage.The 3-and 5-year survival rates were: stageⅠa[BDSR(100.0%and 100.0%)vs PD(76.9% and 68.4%)(P=0.226)];stageⅠb[BDSR(55.8% and 32.6%)vs PD(59.3%and 59.3%)(P=0.942)]; stageⅡb[BDSR(19.2%and 19.2%)vs PD(31.9%and 14.2%)(P=0.669)]. CONCLUSION:BDSR can be justified as an alternative radical operation for patients with middle bile duct inselected patients with no adjacent organ invasion and resection margin is negative.Hyung Geun Lee Sang Hoon Lee Dong Do Yoo Kwang Yeol Paik Jin Seok Heo Seong Ho Choi Dong Wook Choi 2009World Journal of Gastroenterology2009,15,47:3
6Filiform polyposis in the sigmoid colon: A case series显示文摘Filiform polyposis is a rare condition of uncertain patho-genesis that is usually found in association with Crohn’s disease, ulcerative colitis, intestinal tuberculosis or histiocytosis X. We report seven interesting cases of polyposis with various pathologic components, mainly located in the left side of the colon with no associated inflammatory bowel disease, intestinal tuberculosis or histiocytosis X. Multiple finger-like polypoid lesions with the appearance of stalactites were noted on the left side of the colon, especially in the sigmoid area, at the time of colonoscopy. The polyps had a variety of sizes and shapes and were shown to have various histopathologic components among the different patients. Although filiform polyposis localized in the sigmoid colon appears not to have high oncogenic potential, periodic follow-up seems to be needed.Chang Geun Lee Yun Jeong Lim Jong Sun Choi Jin Ho Lee 2010World Journal of Gastroenterology2010,16,19:3
7Differential diagnosis between gallbladder adenomas and cholesterol polyps on contrast-enhanced harmonic endoscopic ultrasonography显示文摘Chan Hyuk Park Moon Jae Chung Tak Geun Oh Jeong Youp Park Seungmin Bang Seung Woo Park Hyunki Kim Ho Kyoung Hwang Woo Jung Lee Si Young Song 2013Surgical Endoscopy2013,,4:2
8Perovskite synthesizability using graph neural networks显示文摘Perovskite is an important material type in geophysics and for technologically important applications.However,the number of synthetic perovskites remains relatively small.To accelerate the high-throughput discovery of perovskites,we propose a graph neural network model to assess their synthesizability.Our trained model shows a promising 0.957 out-of-sample true positive rate,significantly improving over empirical rule-based methods.Further validation is established by demonstrating that a significant portion of the virtual crystals that are predicted to be synthesizable have already been indeed synthesized in literature,and those with the lowest synthesizability scores have not been reported.While previous empirical strategies are mainly applicable to metal oxides,our model is general and capable of predicting the synthesizability across all classes of perovskites,including chalcogenide,halide,and hydride perovskites,as well as anti-perovskites.We apply the method to identify synthesizable perovskite candidates for two potential applications,the Li-rich ion conductors and metal halide optical materials that can be tested experimentally.Geun Ho Gu Jidon Jang Juhwan Noh Aron Walsh Yousung Jung 2022npj Computational Materials2022,,1:2
9Impact of patient education with cartoon visual aids on the quality of bowel preparation for colonoscopy显示文摘Jae Woong Tae Jong Chan Lee Su Jin Hong Jae Pil Han Yun Hee Lee Jong Ho Chung Hyung Geun Yoon Bong Min Ko Joo Young Cho Joon Seong Lee Moon Sung Lee 2012Gastrointestinal Endoscopy2012,,4:2
10Superhydrophobicity of cotton fabrics treated with silica nanoparticles and water-repellent agent显示文摘Geun Yeol Bae Byung Gil Min Young Gyu Jeong Sang Cheol Lee Jin Ho Jang Gwang Hoe Koo 2009Journal of Colloid And Interface Science2009,,:1
11Prevalence of Gastroesophageal Reflux Disease Symptoms and Uninvestigated Dyspepsia in Korea: A Population-Based Study显示文摘Sun Young Yang Oh Young Lee Young Tae Bak Dae Won Jun Sang Pyo Lee Sung Hee Lee Geun Tae Park Byung Chul Yoon Ho Soon Choi Jun Soo Hahm Min Ho Lee Dong Hoo Lee 2008Digestive Diseases and Sciences2008,,1:1
12Endoscopic sphincterotomy plus large-balloon dilation versus endoscopic sphincterotomy for removal of bile-duct stones <ce:link locator='fx1'/>显示文摘Jeung Ho Heo Dae Hwan Kang Hyo Jin Jung Dae Sik Kwon Jin Kwang An Bo Suk Kim Kyung Duk Suh Sang Yong Lee Joo Ho Lee Gwang Ha Kim Tae Oh Kim Jeong Heo Geun Am Song Mong Cho 2007Gastrointestinal Endoscopy2007,,4:1
13Resistive switching characteristics of sol–gel based ZnO nanorods fabricated on flexible substrates显示文摘Soyun Park Jae Hyuk Lee Hee‐Dong Kim Seok Man Hong Ho‐Myoung An Tae Geun Kim 2013Status Solidi RRL2013,,7:1
14Business value of B2B electronic commerce:the critical role of inter-firm collaboration显示文摘Lee Seung Chang Pak BoYoung Lee Ho Geun 2003Electronic Commerce Research and Applications2003,2,4:1
15What Is an Adequate Extent of Resection for T1 Gallbladder Cancers?显示文摘Dong Do You Hyung Geun Lee Kwang Yeol Paik Jin Seok Heo Seong Ho Choi Dong Wook Choi 2008Annals of Surgery2008,,5:1
16Clinical Significance of Tumor Location in Remnant Gastric Cancers Developed after Partial Gastrectomy for Primary Gastric Cancer显示文摘Ji Yeong An Ho Geun Youn Tae Kyung Ha Min Gew Choi Kyoung-Mee Kim Jae Hyung Noh Tae Sung Sohn Sung Kim 2008Journal of Gastrointestinal Surgery2008,,4:1
17Understanding Dynamics Between Initial Tust and Usage Intentions of Mobile Banking显示文摘Gimun Kim BongSik Shin Ho Geun Lee 2009Information Systems Journal2009,19,3:1
18Effect of pole and slot combination on noise and vibration in permanent magnet synchro- nous motor 显示文摘Tao Sun Ji Min Kim Geun Ho Lee 2001IEEE Transactions on Magnetics2001,47,5:1
19Endoscopic sphincterotomy plus large-balloon dilation versus endoscopic sphincterotomy for removal of bile-duct stones <ce:link locator='fx1'/>显示文摘Jeung Ho Heo Dae Hwan Kang Hyo Jin Jung Dae Sik Kwon Jin Kwang An Bo Suk Kim Kyung Duk Suh Sang Yong Lee Joo Ho Lee Gwang Ha Kim Tae Oh Kim Jeong Heo Geun Am Song Mong Cho 2007Gastrointestinal Endoscopy2007,,4:1
20Clinical Significance of Tumor Location in Remnant Gastric Cancers Developed after Partial Gastrectomy for Primary Gastric Cancer显示文摘Ji Yeong An Ho Geun Youn Tae Kyung Ha Min Gew Choi Kyoung-Mee Kim Jae Hyung Noh Tae Sung Sohn Sung Kim 2008Journal of Gastrointestinal Surgery2008,,4:1
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