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125篇 您的检索式:作者名="Han SO"
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1Short-term interval combined chemoembolization and radiofrequency ablation for hepatocellular carcinoma显示文摘AIM:To investigate hepatic function after combined transcatheter arterial chemoembolization(TACE) and radiofrequency ablation(RFA) with a short-term interval(0-2 d).METHODS:A total of 115 patients with compensated liver cirrhosis underwent RFA combined with TACE at a time-interval of 0-2 d for the treatment of hepatocellular carcinoma(HCC)<5.0 cm.There were 21 patients who received further hepatic directed treatment altering liver function within 12 mo after the combined therapy for HCC-recurrence,and were excluded.The remaining94 patients who survived without HCC-recurrence were included in this retrospective study.RESULTS:At 1 mo after treatment,Child-Pugh scores(CPs)remained unchanged in 89 of 94 patients(94.7%),and transiently increased by one-point in 5 patients(5.3%).However,the score returned to baseline score at 3 mo and was maintained until 6 mo in all patients.The baseline CPs of 8 or more was identified as a factor for transient rise of CPs after the treatment(CPs 8/9 vs5/6/7;21.4%vs 2.5%;P=0.022).At 12 mo followup,CPs was unchanged in 90 patients(95.7%),and increased by one-point in 4 patients(4.3%).The rise of CPs at 12 mo was not statistically associated with the initial transient rise of CPs.There were procedure-related complications in 3 patients(3.2%),but the complications were resolved by medical and interventional treatments without hepatic functional sequelae.CONCLUSION:The combined TACE and RFA with an interval of 0-2 d are safe for the management of HCC<5 cm in cirrhotic patients.Won Hyeok Choe Young Jun Kim Hee Sun Park Sang Woo Park Jeong Han Kim So Young Kwon 2014World Journal of Gastroenterology2014,20,35:13
2Assessing significant fibrosis using imaging-based elastography in chronic hepatitis B patients: Pilot study显示文摘BACKGROUND Accurate detection of significant fibrosis(fibrosis stage 2 or higher on the METAVIR scale)is important especially for chronic hepatitis B(CHB)patients with high viral loads but with normal or mildly elevated alanine aminotransferase(ALT)levels because the presence of significant fibrosis is accepted as the indication for antiviral treatment.Liver biopsy is the reference standard for diagnosing significant fibrosis,but it is an invasive procedure.Consequently,noninvasive imaging-based measurements,such as magnetic resonance elastography(MRE)or two-dimensional shear-wave elastography(2DSWE),have been proposed for the quantitative assessment of liver fibrosis.AIM To explore MRE and 2D-SWE to identify fibrosis stage,and to compare their performance with that of serum-based indices.METHODS The study enrolled 63 treatment-na?ve CHB patients with high viral loads but with normal or mildly elevated ALT levels who underwent liver biopsy before a decision was made to initiate antiviral therapy.MRE and 2D-SWE were performed,and serum-based indices,such as FIB-4 and aspartate transaminase to platelet ratio index(APRI),were calculated.The diagnostic performances of MRE,2D-SWE,FIB-4,and APRI for assessing significant fibrosis(≥F2)and cirrhosis(F4)were evaluated with liver histology as the reference standard,using receiver operating characteristic analyses.RESULTS The liver fibrosis stage was F0/F1 in 19,F2 in 14,F3 in 14,and F4 in 16 patients,respectively.MRE significantly discriminated F2 from F0/1(P=0.022),whereas 2D-SWE showed a broad overlap in distinguishing those stages.MRE showed a higher correlation coefficient value with fibrosis stage than 2D-SWE with fibrosis stage(0.869 vs 0.649,Spearman test;P<0.001).Multivariate linear regression analyses showed that fibrosis stage was the only factor affecting the values of MRE(P<0.001),whereas body mass index(P=0.042)and fibrosis stage(P<0.001)were independent factors affecting 2D-SWE values.MRE performance for diagnosing significant fibrosis was better[area under the curve(AUC)=0.906,positive predictive value(PPV)97.3%,negative predictive value(NPV)69.2%]than that of FIB-4(AUC=0.697,P=0.002)and APRI(AUC=0.717,P=0.010),whereas the performance of 2D-SWE(AUC=0.843,PPV 86%,NPV 65%)was not significantly different from that of FIB-4 or APRI.CONCLUSION Compared to SWE,MRE might be more precise non-invasive assessment for depicting significant fibrosis and for making-decision to initiate antiviral-therapy in treatment-na?ve CHB patients with normal or mildly-elevated ALT levels.Hee Sun Park Won Hyeok Choe Hye Seung Han Mi Hye Yu Young Jun Kim Sung Il Jung Jeong Han Kim So Young Kwon 2019World Journal of Gastroenterology2019,25,25:7
3Risk prediction of hepatitis B virus-related hepatocellular carcinoma in the era of antiviral therapy显示文摘Hepatocellular carcinoma(HCC)is a grave primary liver cancer that has a limited therapeutic option because it is generally diagnosed later in an advanced stage due to its aggressive biologic behavior.The early detection of HCC has a great impact on the treatment efficacy and survival of patients at high risk for cancer.Potential host,environmental,and virus-related risk factors have been introduced.Hepatitis B virus(HBV)is a major cause of end-stage liver diseases such as liver cirrhosis or HCC in endemic areas,and its serologic or virologic status is considered an important risk factor.HCC risk prediction derived from the identification of major risk factors is necessary for providing adequate screening/surveillance strategies to high-risk individuals.Several risk prediction models for HBV-related HCC have been presented recently with simple,efficient,and readily available to use parameters applicable to average-or unknown-risk populations as well as high-risk individuals.Predictive scoring systems of risk estimation to assess HCC development can provide the way to an evidence-based clinical approach for cost-and effort-effective outcomes,capable of inducing a personalized surveillance program according to risk stratification.In this review,the concepts and perspectives of the risk prediction of HCC are discussed through the analysis of several risk prediction models of HBV-related HCC.Il Han Song So Mi Kim Young Kwang Choo 2013World Journal of Gastroenterology2013,19,47:7
4Bacterial entombment by intratubular mineralization following orthograde mineral trioxide aggregate obturation: a scanning electron microscopy study显示文摘The time domain entombment of bacteria by intratubular mineralization following orthograde canal obturation with mineral trioxide aggregate(MTA) was studied by scanning electron microscopy(SEM). Single-rooted human premolars(n560) were instrumented to an apical size #50/0.06 using ProF ile and treated as follows: Group 1(n510) was filled with phosphate buffered saline(PBS); Group 2(n510) was incubated with Enterococcus faecalis for 3 weeks, and then filled with PBS; Group 3(n520) was obturated orthograde with a paste of OrthoM TA(BioM TA, Seoul, Korea) and PBS; and Group 4(n520) was incubated with E. faecalis for 3 weeks and then obturated with OrthoM TA–PBS paste. Following their treatments, the coronal openings were sealed with PBS-soaked cotton and intermediate restorative material(IRM), and the roots were then stored in PBS for 1, 2, 4, 8 or 16 weeks. After each incubation period, the roots were split and their dentin/MTA interfaces examined in both longitudinal and horizontal directions by SEM. There appeared to be an increase in intratubular mineralization over time in the OrthoM TA-filled roots(Groups 3 and 4). Furthermore, there was a gradual entombment of bacteria within the dentinal tubules in the E. faecalis inoculated MTA-filled roots(Group 4). Therefore, the orthograde obturation of root canals with OrthoM TA mixed with PBS may create a favorable environment for bacterial entombment by intratubular mineralization.Jun Sang Yoo Seok-Woo Chang So Ram Oh Hiran Perinpanayagam Sang-Min Lim Yeon-Jee Yoo Yeo-Rok Oh Sang-Bin Woo Seung-Hyun Han Qiang Zhu Kee-Yeon Kum 2014International Journal of Oral Science2014,6,4:5
5Tenofovir is a more suitable treatment than entecavir for chronic hepatitis B patients carrying naturally occurring rtM204I mutations显示文摘BACKGROUND Hepatitis B virus(HBV) DNA polymerase mutations usually occur to long term use of nucleos(t)ide analogues(NAs), but they can occur spontaneously in treatment-na?ve chronic hepatitis B(CHB) patients. The naturally occurring HBV DNA polymerase mutations might complicate antiviral therapy with NAs,leading to the generation of drug-resistant viral mutants and disease progression.The most common substitutions are known to be YMDD-motif mutations, but their prevalence and the influence on antiviral therapy is unclear.AIM To investigate prevalence of the naturally occurring rtM204I mutations in treatment-na?ve CHB genotype C2 patients and their influence on antiviral therapy.METHODS A total of 410 treatment-na?ve CHB patients infected with HBV genotype C2 strains were enrolled in this retrospective study. Among the 410 patients, 232 were treated with NAs for at least 12 mo. Significant fibrosis was defined as fibrosis-4 index > 3.25 or aspartate aminotransferase to platelet ratio index > 1.5.Complete viral response(CVR) during NAs was defined as undetectable serum HBV DNA(< 24 IU/m L). The rtM204I variants were analyzed by a newly developed locked nucleotide probe(LNA probe) based real-time PCR(LNA-RTPCR) method.RESULTS The LNA-RT-PCR could discriminate rtM204I mutant-type(17 patients, 4.2%)from rt M204 wild-type(386 patients, 95.8%) in 403 of 410 patients(98.3%sensitivity). Multivariate analysis showed that naturally occurring rtM204I variants were more frequently detected in patients with significant fibrosis [oddratio(OR) 3.397, 95% confidence-interval(CI) 1.119-10.319, P = 0.031]. Of 232 patients receiving NAs, multivariate analysis revealed that achievement of CVR was reversely associated with naturally occurring rtM204I variants prior to NAs treatment(OR 0.014, 95%CI 0.002-0.096, P < 0.001). Almost patients receiving tenofovir achieved CVR at 12 mo of tenofovir, irrespective of pre-existence of naturally occurring rtM204I mutations(CVR rates: patients with rtM204I, 100%;patients without rtM204I, 96.6%), whereas, pre-existence of naturally-occurring rtM204I-mutations prior to NAs significantly affects CVR rates in patients receiving entecavir(at 12 mo: Patients with rtM204I, 16.7%; patients without rtM204I, 95.6%, P < 0.001).CONCLUSION The newly developed LNA-RT-PCR method could detect naturally occurring rtM204I mutations with high-sensitivity. Theses mutations were more frequent in patients with liver fibrosis. Tenofovir is a more suitable treatment than entecavir for CHB patients carrying the naturally occurring rtM204I mutations.Won Hyeok Choe Kijeong Kim So-Young Lee Yu-Min Choi So Young Kwon Jeong Han Kim Bum-Joon Kim 2019World Journal of Gastroenterology2019,25,33:4
6Effects of a memory enhancing peptide on cognitive abilities of brain-lesioned mice: additivity with huperzine A and relative potency to tacrine显示文摘Xu Z Zheng H Law SL Dong So D Han Y Xue H 2006中国生物学文摘2006,20,10:3
7Knockdown of β-catenin controls both apoptotic and autophagic cell death through LKB1/AMPK signaling in head and neck squamous cell carcinoma cell lines显示文摘Hyo Won Chang Yoon Se Lee Hae Yun Nam MyoungWol Han Hyo Jung Kim So Young Moon HyesungJeon Jung Je Park Thomas E. Carey Sung Eun Chang Seong Who Kim Sang Yoon Kim 2012Cellular Signalling2012,,:2
8Comparison of Hepatic Venous Pressure Gradient and Two Models of End-stage Liver Disease for Predicting the Survival in Patients With Decompensated Liver Cirrhosis显示文摘Ki Tae Suk Chang Hoon Kim Seung Ha Park Ho Taik Sung Jong Young Choi Kwang Hyub Han So Hyung Hong Dae Yong Kim Jai Hoon Yoon Yeon Soo Kim Gwang Ho Baik Jin Bong Kim Dong Joon Kim 2012Journal of Clinical Gastroenterology2012,,10:2
9Ginkgo biloba extract enhances antiplatelet and antithrombotic effects of cilostazol without prolongation of bleeding time显示文摘Keun Ho Ryu Hye Young Han So Young Lee Sun Duck Jeon Guang-Jin Im Bong Yong Lee Keunyoung Kim Kyung-Min Lim Jin-Ho Chung 2009Thrombosis Research2009,,3:2
10Association between polymorphisms in SLC30A8, HHEX, CDKN2A/B, IGF2BP2, FTO, WFS1, CDKAL1, KCNQ1 and type 2 diabetes in the Korean population显示文摘Yong-Ho Lee Eun Seok Kang So Hun Kim Seung Jin Han Chul Hoon Kim Hyeong Jin Kim Chul Woo Ahn Bong Soo Cha Moonsuk Nam Chung Mo Nam Hyun Chul Lee 2008Journal of Human Genetics (-)2008,,11:1
11The Psychology of Appraisal: Specific Emotions and Decision - making 显示文摘So J Achar C Han D Agrawal N Duhachek A Maheswaran D 2015Journal of Consumer Psychology2015,,6:1
12Cyclopolymerization of bis(fluoroalky1) dipropargylmalonate derivatives and characterization of the products显示文摘Sung Ho Han Un Young Kim Yong So Kang 1991Macromolecules1991,,:1
13Relationship between intravascular ultrasound parameters and fractional flow reserve in intermediate coronary artery stenosis of left anterior descending artery: Intravascular ultrasound volumetric analysis显示文摘Hyoung‐Mo Yang Seung‐Jea Tahk Hong‐Seok Lim Myeong‐Ho Yoon So‐Yeon Choi Byoung‐Joo Choi Xiong Jie Jin Gyo‐Seung Hwang Jin‐Sun Park Joon‐Han Shin 2014Intervent2014,,3:1
14显示文摘Lee M Koh JJ Han SO 2002Pharm Res2002,19,3:1
15Zn-doped nickel iron(oxy)hydroxide nanocubes passivated by polyanions with high catalytic activity and corrosion resistance for seawater oxidation显示文摘Electrochemical water splitting to produce hydrogen fuel is a promising renewable energy-conversion technique.Large-scale electrolysis of freshwater may deplete water resources and cause water scarcity worldwide.Thus,seawater electrolysis is a potential solution to the future energy and water crisis.In seawater electrolysis,it is critical to develop cost-effective electrocatalysts to split seawater without chloride corrosion.Herein,we present zinc-doped nickel iron(oxy)hydroxide nanocubes passivated by negatively charged polyanions(NFZ-PBA-S)that exhibits outstanding catalytic activity,stability,and selectivity for seawater oxidation.Zn dopants and polyanion-rich passivated surface layers in NFZ-PBA-S could effectively repel chlorine ions and enhance corrosion resistance,enabling its excellent catalytic activity and stability for seawater oxidation.So Jung Kim Heechae Choi Jeong Ho Ryu Kang Min Kim Sungwook Mhin Arpan Kumar Nayak Junghwan Bang Minyeong Je Ghulam Ali Kyung Yoon Chung Kyeong-Han Na Won-Youl Choi Sunghwan Yeo Jin Uk Jang HyukSu Han 2023Journal of Energy Chemistry2023,,6:1
16Cell proliferation induced by reactive oxygen species is mediated via mitogen-activated protein kinase in Chinese hamster lung fibroblast (V79) cells显示文摘Han M J Kim BY Yoon SO 2003Mol Cells2003,15,:1
17Effect of retinoic acid in experimental diabetic nephropathy 显示文摘Han S Y So G A Jee Y H 2004Immunol Cell Biol2004,82,6:1
18Usefulness of Liver Biopsy in Anti–Hepatitis C Virus Antibody-Positive and Hepatitis C Virus RNA-Negative Kidney Transplant Recipients显示文摘So Mi Kim Hyeon Woo Kim Eun-kyoung Lee Su Kil Park Duck Jong Han Soon Bae Kim 2013Transplantation Journal2013,,1:1
19Relationship between age at diagnosis and outcome of premenopausal breast cancer: age less than 35?years is a reasonable cut-off for defining young age-onset breast cancer显示文摘Wonshik Han So Young Kang 2010Breast Cancer Research and Treatment2010,,1:1
20Conjoint analysis for intellectual property education显示文摘MIN SEOK MOK SO YOUNG SOHN JU YONG HAN 2010World Patent Information2010,,12:1
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