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43篇 您的检索式:作者名="Sam Choi"
    题名 作者 年代 出处 被引量
1Cancer stem cell markers CD133 and CD24 correlate with invasiveness and differentiation in colorectal adenocarcinoma显示文摘AIM:To verify that CD markers are available for detecting cancer stem cell populations and to evaluate their clinical significance in colon cancer.METHODS:Immunohistochemistry for CD133,CD24 and CD44 was performed on the tissue microarray of 523 colorectal adenocarcinomas.Medical records were reviewed and clinicopathological analysis was performed.RESULTS:In colorectal adenocarcinoma,128 of 523 cases(24.5%) were positive and 395 cases(75.5%) were negative for CD133 expression.Two hundred and sixty-four of 523 cases(50.5%) were positive and 259 cases(49.5%) were negative for CD24 expression.Five hundred and two of 523 cases(96%) were negative and 21 cases(4%) were positive for CD44 expression.Upon clinicopathological analysis,CD133 expression was present more in male patients(P = 0.002) and in advanced T stage cancer(P = 0.024).Correlation between CD24 expression and clinicopathological factors was seen in the degree of differentiation(P = 0.006).Correlation between CD44 expression and clinicopathological factors was seen in the tumor size(P = 0.001).Survival was not significantly related to CD133,CD24 and CD44 expression.CONCLUSION:CD markers were related to invasiveness and differentiation of colorectal adenocarcinoma.However,CD expression was not closely related to survival.Dongho Choi Hyo Won Lee Kyung Yul Hur Jae Joon Kim Gyeong-Sin Park Si-Hyong Jang Young Soo Song Ki-Seok Jang Seung Sam Paik 2009World Journal of Gastroenterology2009,15,18:14
2Long-term follow up of endoscopic resection for type 3 gastric NET显示文摘AIM:To clarify the short and long-term results and to prove the usefulness of endoscopic resection in type 3gastric neuroendocrine tumors(NETs).METHODS:Of the 119 type 3 gastric NETs diagnosed from January 1996 to September 2011,50 patients treated with endoscopic resection were enrolled in this study.For endoscopic resection,endoscopic mucosal resection(EMR)or endoscopic submucosal dissection(ESD)was used.Therapeutic efficacy,complications,and follow-up results were evaluated retrospectively.RESULTS:EMR was performed in 41 cases and ESD in 9 cases.Pathologically complete resection was performed in 40 cases(80.0%)and incomplete resection specimens were observed in 10 cases(7 vs 3 patients in the EMR vs ESD group,P=0.249).Upon analysis of the incomplete resection group,lateral or vertical margin invasion was found in six cases(14.6%)in the EMR group and in one case in the ESD group(11.1%).Lymphovascular invasions were observed in two cases(22.2%)in the ESD group and in one case(2.4%)in the EMR group(P=0.080).During the follow-up period(43.73;13-60 mo),there was no evidence of tumor recurrence in either the pathologically complete resection group or the incomplete resection group.No recurrence was reported during follow-up.In addition,no mortality was reported in either the complete resection group or the incomplete resection group for the duration of the follow-up period.CONCLUSION:Less than 2 cm sized confined submucosal layer type 3 gastric NET with no evidence of lymphovascular invasion,endoscopic treatment could be considered at initial treatment.Yong Hwan Kwon Seong Woo Jeon Gwang Ha Kim Jin Il Kim Il-Kwun Chung Sam Ryong Jee Heung Up Kim Geom Seog Seo Gwang Ho Baik Kee Don Choi Jeong Seop Moon 2013World Journal of Gastroenterology2013,19,46:14
3Demonstration of full-parallax three-dimensional holographic display on commercial 4 K flat-panel displayer显示文摘A novel method for a full-parallax three-dimensional(3D) holographic display by means of a lens array and a holographic functional screen is proposed. The process of acquisition, coding, restoration, and display is described in detail. It provides an efficient way to transfer the two-dimensional redundant information for human vision to the identifiable 3D display for human eyes. A holo-video system based on a commercial 4 K flat-panel displayer is demonstrated as the result.Frank C. Fan Sam Choi C. C. Jiang 2016Chinese Optics Letters2016,14,1:3
4EMR for early gastric cancer in Korea: a multicenter retrospective study显示文摘Jae J. Kim Jun Haeng Lee Hwoon-Yong Jung Gin Hyug Lee Joo Yong Cho Chang Beom Ryu Hoon Jai Chun Jong Jae Park Wan Sik Lee Hyun Soo Kim Moon Gi Chung Jeong Seop Moon Seok Reyol Choi Geun Am Song Hyun Yong Jeong Sam Ryong Jee Sang Yong Seol Yong Bum Yoon 2007Gastrointestinal Endoscopy2007,,4:2
5Human Papilloma virus L1 Capsid Protein and Human Papilloma virus Type 16 as Prognostic Markers in Cervical Intraepithelial Neoplasia 1显示文摘Young Sam Choi Woo Dae Kang Seok Mo Kim 0,,:1
6Predictors of success at six‐month follow‐up at a public smoking cessation clinic in S outh K orea显示文摘Soo‐Young Bhang Sam‐Wook Choi Joon‐Ho Ahn Kunwoo Kim Hano Kim Hye‐Kyeong Park 2013Asia‐Pacific Psychiatry2013,,3:1
7Effect of alloying elements and austenite destabilization heat treatment on graphitization of high chromiumcast iron 显示文摘Chang Sam Kyu Kim Dong Gyu and Choi 1992International1992,32,11:1
8Analysis of PARK genes in a Korean cohort of early-onset Parkinson disease显示文摘Jung Mi Choi Myoung Soo Woo Hyeo-Il Ma Suk Yun Kang Young-Hee Sung Seok Woo Yong Sun Ju Chung Joong-Seok Kim Hae-won Shin Chul Hyoung Lyoo Phil Hyu Lee Jong Sam Baik Sang-Jin Kim Mee Young Park Young Ho Sohn Jin-Ho Kim Jae Woo Kim Myung Sik Lee Myoung Cho 2008Neurogenetics2008,,4:1
9Wound healing properties of a 3-D scaffold comprising soluble silkworm gland hydrolysate and human collagen显示文摘Kyu-Oh Kim Youngjun Lee Jung-Wook Hwang Hojin Kim Sun Mi Kim Sung Woon Chang Heui Sam Lee Yong-Soo Choi 2014Colloids and Surfaces B: Biointerfaces2014,,:1
10EMR for early gastric cancer in Korea: a multicenter retrospective study显示文摘Jae J. Kim Jun Haeng Lee Hwoon-Yong Jung Gin Hyug Lee Joo Yong Cho Chang Beom Ryu Hoon Jai Chun Jong Jae Park Wan Sik Lee Hyun Soo Kim Moon Gi Chung Jeong Seop Moon Seok Reyol Choi Geun Am Song Hyun Yong Jeong Sam Ryong Jee Sang Yong Seol Yong Bum Yoon 2007Gastrointestinal Endoscopy2007,,4:1
11Chlorogenic acid, an antioxidant principle from the aerial parts of Artemisia iwayomogi that acts on 1,1-diphenyl-2-picrylhydrazyl radical显示文摘Soon Shin Kim Chung Kyu Lee Sam Sik Kang Hyun Ah Jung Jae Sue Choi 1997Archives of Pharmacal Research1997,,:1
12Absence of antibody to cyclic citrullinated peptide in sera of non-arthritic patients with chronic hepatitis B virus infection显示文摘Sang-il Lee Wan Hee Yoo Hee Jin Yun Dal Sik Kim Hye Soo Lee Sam Im Choi Ji An Hur Yong Gon Cho 2007Clinical Rheumatology2007,,7:1
13Human Papillomavirus L1 Capsid Protein and Human Papillomavirus Type 16 as Prognostic Markers in Cervical Intraepithelial Neoplasia 1显示文摘Young Sam Choi Woo Dae Kang Seok Mo Kim Yoo Duk Choi Jong Hee Nam Chang Soo Park Ho Sun Choi 2010International Journal of Gynecological Cancer2010,,2:1
14Vascular changes caused by deep brain stimulation using double-dose gadolinium-enhanced brain MRI显示文摘We retrospectively analyzed the clinical data of 32 patients with medically intractable idiopathic Parkinson's disease who had undergone staged bilateral deep brain stimulation of the subthalamic nuclei from January 2007 to May 2011. The vascularture of the patients who received two deep brain stimulations was detected using double-dose gadolinium-enhanced brain MRI. The dimensions of straight sinus, superior sagittal sinus, ipsilateral internal cerebral vein in the thalamic branch and ipsilateral anterior caudate vein were reduced. These findings demonstrate that bilateral deep brain stimulation of the subthalamic nuclei affects cerebral venous blood flow.Byeong Sam Choi Yong Hwan Kim Sang Ryong Jeon 2014Neural Regeneration Research2014,9,3:1
15Non-lipid effects of rosuvastatin–fenofibrate combination therapy in high-risk Asian patients with mixed hyperlipidemia显示文摘Sang-Hak Lee Kyoung-Im Cho Jang-Young Kim Young Keun Ahn Seung-Woon Rha Yong-Jin Kim Yun-Seok Choi Si Wan Choi Dong Woon Jeon Pil-Ki Min Dong-Ju Choi Sang Hong Baek Kwon Sam Kim Young Sup Byun Yangsoo Jang 2012Atherosclerosis2012,,:1
16Inhibition of vascular endothelial growth factor A and hypoxia inducible factor 1α maximize the effects of radiation in sarcoma mouse models through destruction of tumor vasculature显示文摘Hae-June Lee Changhwan Yoon Do Joong Park Yeo-Jung Kim Benjamin Schmidt Yoon-Jin Lee William D. Tap T.S. Karin Eisinger-Mathason Edwin Choy David G. Kirsch M. Celeste Simon Sam S. Yoon 2014International Journal of Radiation Oncology, Biology, Physics2014,,:1
17A new (E)-4-hydroxy-dodec-2-enedioic acid from the stem bark ofalbizzia julibrissin显示文摘Mee Jung Jung Sam Sik Kang Jae Sue Choi 2003Archives of Pharmacal Research2003,,3:1
18In Vitro Free Radical and ONOO- Scavengers from Sophora flavescens显示文摘Hee Jin Jung Sam Sik Kang Sook Kyung Hyun Jae Sue Choi 2005Archives of Pharmacal Research2005,,5:1
19Cholinesterase and BACE1 inhibitory diterpenoids from Aralia cordata显示文摘Hyun Ah Jung Eun Ju Lee Ju Sun Kim Sam Sik Kang Je-Hyun Lee Byung-Sun Min Jae Sue Choi 2009Archives of Pharmacal Research2009,,10:1
20Anti-inflammatory activity of the constituents of the roots of Aralia continentalis显示文摘Hyun Lim Hyun Ah Jung Jae Sue Choi Yeong Shik Kim Sam Sik Kang Hyun Pyo Kim 2009Archives of Pharmacal Research2009,,9:1
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