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| 1 | Treatment strategies using adefovir dipivoxil for individuals with lamivudine-resistant chronic hepatitis B显示文摘AIM:To investigate retrospectively the long-term efficacy of various treatment strategies using adefovir dipivoxil(adefovir) in patients with lamivudine-resistant chronic hepatitis B.METHODS:We included 154 consecutive patients in two treatment groups:the 'add-on' group(n = 79),in which adefovir was added to ongoing lamivudine treatment due to lamivudine resistance,and the 'switch/combination' group(n = 75),in which lamivudine was first switched to adefovir and then re-added later as needed.The 'switch/combination' group was then divided into two subgroups depending on whether participants followed(group A,n = 30) or violated(group B,n = 45) a proposed treatment strategy that determined whether to add lamivudine based on the serum hepatitis B virus(HBV) DNA levels(< 60 IU/mL or not) after 6 mo of treatment(roadmap concept).RESULTS:The cumulative probability of virologic response(HBV DNA < 60 IU/mL) was higher in group A than in the 'add-on' group and in group B(P < 0.001).In contrast,the cumulative probability of virologic breakthrough was lower in the 'add-on' group than in group B(P = 0.002).Furthermore,the risk of virologic breakthrough in the multivariate analysis was significantly lower in the 'add-on' group than in group A(hazard ratio = 0.096;95%CI,0.015-0.629;P = 0.015).CONCLUSION:The selective combination of adefovir with lamivudine based upon early treatment responses increased the odds of virologic breakthrough relative to the use of uniform combination therapy from the beginning of treatment. | Tae Jung Yun Jin Yong Jung Chang Ha Kim Soon Ho Um Hyonggin An Yeon Seok Seo Jin Dong Kim Hyung Joon Yim Bora Keum Yong Sik Kim Yoon Tae Jeen Hong Sik Lee Hoon Jai Chun Chang Duck Kim Ho Sang Ryu | 2012 | World Journal of Gastroenterology2012,18,47: | 19 |
| 2 | Prevalence of clonorchiasis in patients with gastrointestinal disease: A Korean nationwide multicenter survey显示文摘AIM: To investigate prevalence of Clonorchis sinensis in patients with gastrointestinal symptoms, and the relation of the infection to hepatobiliary diseases in 26 hospitals in Korea.METHODS: Consecutive patients who had been admitted to the Division of Gastroenterology with gastrointestinal symptoms were enrolled from March to April 2005. Of those who had been diagnosed with clonorchiasis, epidemiology and correlation between infection and hepatobiliary diseases were surveyed by questionnaire.RESULTS: Of 3080 patients with gastrointestinal diseases, 396 (12.9%) had clonorchiasis and 1140 patients (37.2%) had a history of eating raw freshwater fish. Of those with a history of raw freshwater fish ingestion, 238 (20.9%) patients had clonorchiasis. Cholangiocarcinoma was more prevalent in C. sinensis-infected patients than non-infected patients [34/396 (8.6%) vs 145/2684 (5.4%), P = 0.015]. Cholangiocarcinoma and clonorchiasis showed statistically significant positive cross-relation (P = 0.008). Choledocholithiasis, cholecystolithiasis, cholangitis, hepatocellular carcinoma, and biliary pancreatitis did not correlate with clonorchiasis.CONCLUSION: Infection rate of clonorchiasis was still high in patients with gastrointestinal diseases in Korea, and has not decreased very much during the last two decades. Cholangiocarcinoma was related to clonorchiasis, which suggested an etiological role for the parasite. | Ho Gak Kim Jimin Han Myung-Hwan Kim Kyu Hyun Cho Im Hee Shin Gwang Ha Kim Jae Seon Kim Jin Bong Kim Tae Nyeun Kim Tae Hyeon Kim Tae Hyo Kim Jae Woo Kim Ji Kon Ryu Young-Soo Moon Jong Ho Moon Sung Jae Park Chan Guk Park Sung-Jo Bang Chang Heon Yang Kyo-Sang Yoo Byung Moo Yoo Kyu Taek Lee Dong Ki Lee Byung Seok Lee Sang Soo Lee Seung Ok Lee Woo Jin Lee Chang Min Cho Young-Eun Joo Gab Jin Cheon Young Woo Choi Jae Bok Chung Yong Bum Yoon | 2009 | World Journal of Gastroenterology2009,15,1: | 15 |
| 3 | Anti-inflammatory and Antimicrobial Effects of Anthocyanin Extracted from Black Soybean on Chronic Bacterial Prostatitis Rat Model显示文摘Objective: To investigated the anti-inflammatory and antimicrobial effects of anthocyanins extracted from black soybean on the chronic bacterial prostatitis(CBP) rat model.Methods: The SpragueDawley rats were divided into 4 groups,including control,ciprofloxacin,anthocyanins and anthocyanins with ciprofloxacin groups(n=8 in each group).Then,drip infusion of bacterial suspension(Escherichia coli Z17O_2:K_1:H^-) into Sprague-Dawley rats was conducted to induce CBP.In 4 weeks,results of prostate tissue,urine culture,and histological analysis on the prostate were analyzed for each group.Results: The use of ciprofloxacin,anthocyanins,and anthocyanins with ciprofloxacin showed statistically significant decreases in bacterial growth and improvements in the reduction of prostatic inflammation compared with the control group(P<0.05).The anthocyanins with ciprofloxacin group showed a statistically significant decrease in bacterial growth and improvement in prostatic inflammation compared with the ciprofloxacin group(P<0.05).Conclusions: These results suggest that anthocyanins may have anti-inflammatory and antimicrobial effects,as well as a synergistic effect with ciprofloxacin.Therefore,we suggest that the combination of anthocyanins and ciprofloxacin may be effective in treating CBP to obtain a higher rate of treatment success. | Byung Il Yoon Woong Jin Bae Yong Sun Choi Su Jin Kim U Syn Ha Sung-Hoo Hong Dong Wan Sohn Sae Woong Kim | 2018 | Chinese Journal of Integrative Medicine2018,24,8: | 11 |
| 4 | Delayed hypersensitivity reaction resulting in maculopapular-type eruption due to entecavir in the treatment of chronic hepatitis B显示文摘Several clinical trials have demonstrated the potent antiviral efficacy of entecavir(ETV), and this relatively new nucleoside analogue drug has rapidly become a frequently prescribed therapy for chronic hepatitis B(CHB) worldwide. While the studies have also shown a good overall safety profile for ETV, adverse drug reactions(ADRs) in patients with advanced cirrhosis have been reported and represent a broad spectrum of drug-induced injuries, including lactic acidosis, myalgia, neuropathy, azotemia, hypophosphatemia, muscular weakness, and pancreatitis, as well as immunemediated responses(i.e., allergic reactions). Cutaneous ADRs associated with ETV are very rare, with only two case reports in the publicly available literature; both of these cases were classified as unspecified hypersensitivity allergic(type I) ADR, but neither were reported as pathologically proven or as evaluated by cytokine release analysis. Here, we report the case of a 45-yearold woman who presented with a generalized maculopapular rash after one week of ETV treatment for lamivudine-resistant CHB. The patient reported having experienced a similar skin eruption during a previous three-month regimen of ETV, for which she had selfdiscontinued the medication. Histopathological analysis of a skin biopsy showed acanthotic epidermis with focal parakeratosis and a perivascular lymphocytic infiltrate admixed with interstitial eosinophils in the papillary and reticular dermis, consistent with a diagnosis of drug sensitivity. A lymphocyte stimulation test showed significantly enhanced IL-4, indicating a classification of type Ⅳb delayed hypersensitivity. The patient was switched to an adefovir-lamivudine combination regimen and the skin eruption resolved two weeks after the ETV withdrawal. This case represents the first pathologically and immunologically evidenced ETV-induced delayed type hypersensitivity skin reaction reported to date. Physicians should be aware of the potential, although rare, for cutaneous ADRs associated with ETV treatment. | Jeong Tae Kim Hye Won Jeong Ki Hwa Choi Tae Young Yoon Nohyun Sung Young Ki Choi Eun Ha Kim Hee Bok Chae | 2014 | World Journal of Gastroenterology2014,20,42: | 10 |
| 5 | Assessment of scoring systems for acute-on-chronic liver failure at predicting short-term mortality in patients with alcoholic hepatitis显示文摘AIM To assess the performance of proposed scores specific for acute-on-chronic liver failure in predicting shortterm mortality among patients with alcoholic hepatitis.METHODS We retrospectively collected data from 264 patients with clinically diagnosed alcoholic hepatitis from January to December 2013 at 21 academic hospitals in Korea. The performance for predicting short-term mortality was calculated for Chronic Liver FailureSequential Organ Failure Assessment(CLIF-SOFA), CLIF Consortium Organ Failure score(CLIF-C OFs), Maddrey'sdiscriminant function(DF), age, bilirubin, international normalized ratio and creatinine score(ABIC), Glasgow Alcoholic Hepatitis Score(GAHS), model for end-stage liver disease(MELD), and MELD-Na.RESULTS Of 264 patients, 32(12%) patients died within 28 d. The area under receiver operating characteristic curve of CLIF-SOFA, CLIF-C OFs, DF, ABIC, GAHS, MELD, and MELD-Na was 0.86(0.81-0.90), 0.89(0.84-0.92), 0.79(0.74-0.84), 0.78(0.72-0.83), 0.81(0.76-0.86), 0.83(0.78-0.88), and 0.83(0.78-0.88), respectively, for 28-d mortality. The performance of CLIF-SOFA had no statistically significant differences for 28-d mortality. The performance of CLIF-C OFs was superior to that of DF, ABIC, and GAHS, while comparable to that of MELD and MELD-Na in predicting 28-d mortality. A CLIF-SOFA score of 8 had 78.1% sensitivity and 79.7% specificity, and CLIF-C OFs of 10 had 68.8% sensitivity and 91.4% specificity for predicting 28-d mortality.CONCLUSION CLIF-SOFA and CLIF-C OF scores performed well, with comparable predictive ability for short-term mortality compared to the commonly used scoring systems in patients with alcoholic hepatitis. | Hee Yeon Kim Chang Wook Kim Tae Yeob Kim Do Seon Song Dong Hyun Sinn Eileen L Yoon Young Kul Jung Ki Tae Suk Sang Soo Lee Chang Hyeong Lee Tae Hun Kim Jeong Han Kim Hyung Joon Yim Sung Eun Kim Soon Koo Baik Byung Seok Lee Jae Young Jang Young Seok Kim Sang Gyune Kim Jin Mo Yang Joo Hyun Sohn Heon Ju Lee Seung Ha Park Eun Hee Choi Dong Joon Kim Korean Acute-on-Chronic Liver Failure Study Group | 2016 | World Journal of Gastroenterology2016,22,41: | 5 |
| 6 | Efficacy of Pegylated Interferon Monotherapy versus Sequential Therapy of Entecavir and Pegylated Interferon in Hepatitis B e Antigen-Positive Hepatitis B Patients: A Randomized, Multicenter, Phase IIIb Open-Label Study (POTENT Study)显示文摘 | Dae Won Jun Sang Bong Ahn Tae Yeob Kim Joo Hyun Sohn Sang Gyune Kim Se Whan Lee Byung Ho Kim Dong Joon Kim Ja Kyung Kim Hyoung Su Kim Seong Gyu Hwang Won Choong Choi Won Young Tak Heon Ju Lee Ki Tae Yoon Byung Cheol Yun Sung Wook Lee Soon Koo Baik Seung Ha Park Ji Won Park Sol Ji Park Ji Sung Lee | 2018 | Chinese Medical Journal2018,,14: | 5 |
| 7 | Computed tomography findings for predicting severe acute hepatitis with prolonged cholestasis显示文摘AIM: To evaluate the significance of computed tomography (CT) findings in relation to liver chemistry and the clinical course of acute hepatitis. METHODS: Four hundred and twelve patients with acute hepatitis who underwent enhanced CT scanning were enrolled retrospectively. Imaging findings were analyzed for the following variables: gallbladder wall thickness (GWT), arterial heterogeneity, periportal tracking, number and maximum size of lymph nodes, presence of ascites, and size of spleen. The serum levels of alanine aminotransferase, alkaline phosphatase, bilirubin, albumin, and prothrombin time were measured on the day of admission and CT scan, and laboratory data were evaluated every 2-4 d for all subjects during hospitalization. RESULTS: The mean age of patients was 34.4 years, and the most common cause of hepatitis was hepatitis A virus (77.4%). The mean GWT was 5.2 mm. The number of patients who had findings of arterial heterogeneity, periportal tracking, lymph node enlargement > 7 mm, and ascites was 294 (80.1%), 348 (84.7%), 346 (84.5%), and 56 (13.6%), respectively. On multivariate logistic regression, male gender [odds ratio (OR) = 2.569, 95%CI: 1.477-4.469, P = 0.001], toxic hepatitis (OR = 3.531, 95%CI: 1.444-8.635, P = 0.006), level of albumin (OR = 2.154, 95%CI: 1.279-3.629, P = 0.004), and GWT (OR = 1.061, 95%CI: 1.015-1.110, P = 0.009) were independent predictive factors for severe hepatitis. The level of bilirubin (OR = 1.628, 95%CI: 1.331-1.991, P < 0.001) and GWT (OR = 1.172, 95%CI: 1.024-1.342,P = 0.021) were independent factors for prolonged cholestasis in multivariate analysis. CONCLUSION: In patients with acute hepatitis, GWT on CT scan was an independent predictor of severe hepatitis and prolonged cholestasis. | Sang Jung Park Jin Dong Kim Yeon Seok Seo Beom Jin Park Min Ju Kim Soon Ho Um Chang Ha Kim Hyung Joon Yim Soon Koo Baik Jin Yong Jung Bora Keum Yoon Tae Jeen Hong Sik Lee Hoon Jai Chun Chang Duck Kim Ho Sang Ryu | 2013 | World Journal of Gastroenterology2013,19,16: | 4 |
| 8 | 膝关节Rosenberg位片上影像学分级与内侧开放楔形胫骨高位截骨术术后临床疗效的关系探讨显示文摘目的探讨与内侧开放楔形胫骨高位截骨术(open-wedge high-tibialosteotomy,OWHTO)术后临床疗效最密切相关的影像学分级方法,并找出与OWHTO预后相关的有利和不利因素。方法分析79例膝骨关节炎伴固有胫骨内翻畸形的患者,均接受OWHTO治疗。根据改良关节镜下Outerbridge分级以及影像学Kellgren-Lawrence(K-L)分级进行骨关节炎严重程度评估,影像学检查包括站立前后位(anteroposterior,AP)及屈曲45°后前(posteroanterior,PA)负重位(Rosenberg位)。临床疗效采用牛津膝关节评分(Oxford knee score,OKS)进行评估,包括术前和术后2年的随访。采用多元回归分析相关数据。结果随访2年,OKS评分均值由(20±4)分提高到(39±5)分(P<0.001)。平均机械胫股角由内翻的(6.9±3.4)°变为外翻的(2.7±2.8)°,胫骨近端内侧角(medial proximal tibial angle,MPTA)由(85.6±2.4)°变为(92.9±3.7)°(P<0.001)。术前膝关节站立前后位上K-L分级为(2.4±0.9)分,Rosenberg位上K-L分级为(2.8±0.9)分(P=0.003),关节镜下改良Outerbridge骨关节炎分级为(3.4±0.7)分。在多元回归分析中,Rosenberg位下K-L分级(P=0.01)、术后MPTA值(P=0.01)与术后2年随访的OKS评分呈显著负相关(P=0.01)。结论采用三种不同的骨关节炎分级方案(分别是改良关节镜下Outerbridge分级、站立前后位的K-L分级、Rosenberg位的K-L分级)来确定HTO手术指证,其中基于Rosenberg位的K-L分级与OWHTO术后OKS评分呈显著负相关,这与Rosenberg位下股骨髁与胫骨髁距离最近有关。说明基于Rosenberg位的K-L分级对HTO手术指证评估以及对晚期膝骨关节炎患者临床疗效的评估具有重要意义。 | Kyung Wook Nha Seung Min Oh Yoon Won Ha Manoj Kumar Patel Ji Hyun Seo Byung Hoon Lee 黄景星(整理) 王浩浩(整理) 张民(整理) | 2019 | 实用骨科杂志2019,25,10: | 4 |
| 9 | Glucose metabolism and neurogenesis in the gerbil hippocampus after transient forebrain ischemia显示文摘Recent evidence exists that glucose transporter 3(GLUT3) plays an important role in the energy metabolism in the brain.Most previous studies have been conducted using focal or hypoxic ischemia models and have focused on changes in GLUT3 expression based on protein and m RNA levels rather than tissue levels.In the present study,we observed change in GLUT3 immunoreactivity in the adult gerbil hippocampus at various time points after 5 minutes of transient forebrain ischemia.In the sham-operated group,GLUT3 immunoreactivity in the hippocampal CA1 region was weak,in the pyramidal cells of the CA1 region increased in a time-dependent fashion 24 hours after ischemia,and in the hippocampal CA1 region decreased significantly between 2 and 5 days after ischemia,with high level of GLUT3 immunoreactivity observed in the CA1 region 10 days after ischemia.In a double immunofluorescence study using GLUT3 and glial-fibrillary acidic protein(GFAP),we observed strong GLUT3 immunoreactivity in the astrocytes.GLUT3 immunoreactivity increased after ischemia and peaked 7 days in the dentate gyrus after ischemia/reperfusion.In a double immunofluorescence study using GLUT3 and doublecortin(DCX),we observed low level of GLUT3 immunoreactivity in the differentiated neuroblasts of the subgranular zone of the dentate gyrus after ischemia.GLUT3 immunoreactivity in the sham-operated group was mainly detected in the subgranular zone of the dentate gyrus.These results suggest that the increase in GLUT3 immunoreactivity may be a compensatory mechanism to modulate glucose level in the hippocampal CA1 region and to promote adult neurogenesis in the dentate gyrus. | Dae Young Yoo Kwon Young Lee Joon Ha Park Hyo Young Jung Jong Whi Kim Yeo Sung Yoon Moo-Ho Won Jung Hoon Choi In Koo Hwang | 2016 | Neural Regeneration Research2016,11,8: | 4 |
| 10 | Comparison of the meibomian gland dysfunction in patients with chronic ocular graft-versus-host disease and Sjogren's syndrome显示文摘AIM: To investigate the abnormalities in the meibomian gland in patients with dry eye disease(DED) associated with chronic ocular graft-versus-host disease(coGVHD) in comparison with Sj?gren's syndrome(SS), a major form of aqueous deficient DED and meibomian gland dysfunction(MGD), a common cause of evaporative DED.METHODS: A total 135 eyes of 135 subjects included in this study: patients with DED associated with coGVHD(n=30), patients with SS(n=35), patients with MGD(n=35), and normal controls(n=35). All participants completed the Ocular Surface Disease Index(OSDI) questionnaire, ocular surface examination [Schirmer test, tear film breakup time(TFBUT), and ocular surface staining], and meibomian gland assessment [meiboscore(gland dropout detected on meibography using infrared camera of the Keratograph 5 M), meibum expressibility score(MES), meibum quality score(MQS), lid margin abnormality]. In addition, correlations of meibomian gland characteristics with ocular surface parameters as well as disease severity score were investigated in coGVHD group.RESULTS: The coGVHD group showed significantly higher meiboscore, MES, and MQS than the other 3 groups(all P<0.05). In the coGVHD group, parameters of meibomian gland showed a significant correlation each other and those of ocular surface. The correlation between meibomian gland parameters and severity score of co GVHD was also established(meiboscore, r=0.62; MES, r=0.47; MQS, r=0.47; lid margin abnormality score, r=0.55; all P<0.05).CONCLUSION: Patients with DED associated with co GVHD show poorer gland morphology and worse glandfunction than other types of DED. In addition, meibomian gland damage is not only associated with ocular surface damage but also disease severity of coGVHD. | Won Choi Jun Young Ha Ying Li Jung Han Choi Yong Sok Ji Kyung Chul Yoon | 2019 | International Journal of Ophthalmology(English edition)2019,12,3: | 3 |
| 11 | Gender differences in adult traumatic brain injury according to the Glasgow coma scale:A multicenter descriptive study显示文摘Purpose:Patients’gender,which can be one of the most important determinants of traumatic brain injury(TBI)outcomes,is also likely to interact with many other outcome variables of TBI.This multicenter descriptive study investigated gender differences in epidemiological,clinical,treatment,mortality,and variable characteristics in adult TBI patients.Methods:The selection criteria were defined as patients who had been diagnosed with TBI and were admitted to the hospital between January 1,2016 and December 31,2018.A total of 4468 adult TBI patients were enrolled at eight University Hospitals.Based on the list of enrolled patients,the medical records of the patients were reviewed and they were registered online at each hospital.The registered patients were classified into three groups according to the Glasgow coma scale(GCS)score:mild(13-15),moderate(9-12),and severe(3-8),and the differences between men and women in each group were investigated.The risk factors of moderated and severe TBI compared to mild TBI were also investigated.Results:The study included 3075 men and 1393 women and the proportion of total males was 68.8%.Among all the TBI patients,there were significant differences between men and women in age,past history,and GCS score.While the mild and severe TBI groups showed significant differences in age,past history,and clinical symptoms,the moderate TBI group showed significant differences in age,past history,cause of justice,and diagnosis.Conclusion:To the best of our knowledge,this multicenter study is the first to focus on gender differences of adult patients with TBI in Korea.This study shows significant differences between men and women in many aspects of adult TBI.Therefore,gender differences should be strongly considered in TBI studies. | Ki Seong Eom Jang Hun Kim Sang Hoon Yoon Seong-jong Lee Kyung-Jae Park Sung-Kon Ha Jin-gyu Choi Kwang-Wook Jo JongYeon Kim Suk Hyung Kang Jong-Hyun Kim | 2021 | Chinese Journal of Traumatology2021,24,6: | 3 |
| 12 | Transarterial chemoembolization in Barcelona Clinic Liver Cancer Stage 0/A hepatocellular carcinoma显示文摘AIM:To evaluate the clinical characteristics of patients with Barcelona Clinic Liver Cancer(BCLC)stage 0 and A hepatocellular carcinoma(HCC)after transarterial chemoembolization(TACE).METHODS:Between January 2001 and September2011,129 patients with BCLC stage 0 and stage A HCC who underwent TACE were retrospectively enrolled.Patient characteristics,routine computed tomography and TACE findings,survival time and 1-,5-,and 10-year survival rates,risk factors for mortality,and survival rates according to the number of risk factors were assessed.RESULTS:The mean size of HCC tumors was 2.4±1.1 cm,and the mean number of TACE procedures performed was 2.5±2.1.The mean overall survival time and 1-,5-,and 10-year survival rates were 80.6±4.9 mo and 91%,63%and 49%,respectively.In the Cox regression analysis,a Child-Pugh score>5(P=0.005,OR=3.86),presence of arterio-venous shunt(P=0.032,OR=4.41),amount of lipiodol used(>7 mL;P=0.013,OR=3.51),and female gender(P=0.008,OR=3.47)were risk factors for mortality.The 1-,5-,and 10-year survival rates according to the number of risk factors present were 96%,87%and 87%(no risk factors),89%,65%,and 35%(1 risk factor),96%,48%and unavailable(2 risk factors),and 63%,17%,and 0%(3 risk factors),respectively(P<0.001).CONCLUSION:TACE may be used as curative-intent therapy in patients with BCLC stage 0 and stage A HCC.The Child-Pugh score,arterio-venous shunt,amount of lipiodol used,and gender were related to mortality after TACE. | Heung Cheol Kim Ki Tae Suk Dong Joon Kim Jai Hoon Yoon Yeon Soo Kim Gwang Ho Baik Jin Bong Kim Chang Hoon Kim Hotaik Sung Jong Young Choi Kwang Hyub Han Seung Ha Park | 2014 | World Journal of Gastroenterology2014,20,3: | 2 |
| 13 | Comparison 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 | 2012 | Journal of Clinical Gastroenterology2012,,10: | 2 |
| 14 | Circulating levels of vitamin D and colorectal adenoma: A case-control study and a meta-analysis显示文摘AIM: To examine the association between circulating 25-hydroxyvitamin D [25(OH)D] levels and colorectal adenoma in a case-control study and a meta-analysis. METHODS: We conducted a matched case-control study(112 cases and 112 matched controls) and combined 15 studies, including our study, in a metaanalysis. The study-specific odds ratios(ORs) and 95% confidence intervals(CIs) were pooled using a randomeffects model. In total, 5454 colorectal adenomas and 6656 controls were included in the meta-analysis. RESULTS: In a meta-analysis including 14 previous studies and our study, we observed a significant inverse association between circulating 25(OH)D levels and colorectal adenoma(OR = 0.68; 95%CI: 0.54-0.82) when comparing the highest category with the lowest category. Stratification by adenoma location(proximal or distal adenoma) showed similar estimates. When we stratified by study region, the ORs(95%CIs) were 0.70(0.52-0.88) in the US and 0.66(0.34-0.97) in Asia. CONCLUSION: These data suggest an inverse association between circulating 25(OH) Dlevels and colorectal adenoma in both Western and Asian populations. | Yoon Ji Choi Young Ha Kim Chang Ho Cho Sung Hi Kim Jung Eun Lee | 2015 | World Journal of Gastroenterology2015,21,29: | 2 |
| 15 | Hypoxia induces CXCR4 expression and biological activity in gastriccancer cells through activation of hypoxia-inducible factor-1α显示文摘 | Yoon Oh Ha Kim Ik-Chan Song Hwan-Jung Yun Deog-Yeon Jo Samyong Kim Hyo Lee | 2012 | Oncology Reports2012,,6: | 2 |
| 16 | Transplantation of an adipose stem cell cluster in a spinal cord injury显示文摘 | Jin Soo Oh In Su Park Keung Nyun Kim Do Heum Yoon Sang-Heon Kim Yoon Ha | 2012 | NeuroReport2012,,5: | 2 |
| 17 | Hypoxia-preconditioned adipose tissue-derived mesenchymal stem cell increase the survival and gene expression of engineered neural stem cells in a spinal cord injury model显示文摘 | Jin Soo Oh Yoon Ha Sung Su An Momin Khan William A. Pennant Hyo Jin Kim Do Heum Yoon Minhyung Lee Keung Nyun Kim | 2010 | Neuroscience Letters2010,,3: | 2 |
| 18 | Nonalcoholic fatty liver disease is associated with coronary artery calcification显示文摘 | Donghee Kim Su‐Yeon Choi Eun Ha Park Whal Lee Jin Hwa Kang Won Kim Yoon Jun Kim Jung‐Hwan Yoon Sook Hyang Jeong Dong Ho Lee Hyo‐suk Lee Joseph Larson Terry M. Therneau W. Ray Kim | 2012 | Hepatology2012,,2: | 2 |
| 19 | Development of a propulsion system for a biomimetic thruster显示文摘We studied theoretically and experimentally a biomimetic propulsion system inspired by the motility mechanisms of bacteria such as E. coli. Our goal was to investigate the effect of the 'complex' filament of Rhizobium Meliloti bacteria on thrust force. The complex filament is a helically perturbed filament,similar to a plain filament threaded through a small helix. The propulsive performance of this system was estimated by modeling the dynamics of helical wave motion in viscous fluid. The model consists of a helical filament which is axially rotated at angular velocity ω. Resistive force theory(RFT) was applied to this model to calculate the thrust force and required torque. The Buckingham PI theorem(non-dimensional analysis) was also used to analyze the theoretical results. The procedure for making a complex filament with various pitch angles θs from a small helix and plain filament is explained in detail. To validate the theoretical results for helical wave propulsion and compare the characteristics of complex and plain filaments together,an experiment was performed to measure the thrust forces in silicone oil. The experimental results agreed with the theoretical values predicted by RFT. The thrust forces of complex filaments depended on the shape of small helix winding. The maximum thrust force was achieved at a small helix pitch angle of θs = 45°. In addition,we found that the thrust force generated by a complex filament had a value about 10% higher than that of a plain filament with the same equivalent diameter de. | HA NgocSan GOO NamSeo YOON HyeonKyu | 2011 | Chinese Science Bulletin2011,56,4: | 2 |
| 20 | Time- and cell-type specific changes in iron, ferritin, and transferrin in the gerbil hippocampal CA1 region after transient forebrain ischemia显示文摘In the present study, we used immunohistochemistry and western blot analysis to examine changes in the levels and cellular localization of iron, heavy chain ferritin(ferritin-H), and transferrin in the gerbil hippocampal CA1 region from 30 minutes to 7 days following transient forebrain ischemia. Relative to sham controls, iron reactivity increased significantly in the stratum pyramidale and stratum oriens at 12 hours following ischemic insult, transiently decreased at 1–2 days and then increased once again within the CA1 region at 4–7 days after ischemia. One day after ischemia, ferritin-H immunoreactivity increased significantly in the stratum pyramidale and decreased at 2 days. At 4–7 days after ischemia, ferritin-H immunoreactivity in the glial components in the CA1 region was significantly increased. Transferrin immunoreactivity was increased significantly in the stratum pyramidale at 12 hours, peaked at 1 day, and then decreased significantly at 2 days after ischemia. Seven days after ischemia, Transferrin immunoreactivity in the glial cells of the stratum oriens and radiatum was significantly increased. Western blot analyses supported these results, demonstrating that compared to sham controls, ferritin H and transferrin protein levels in hippocampal homogenates significantly increased at 1 day after ischemia, peaked at 4 days and then decreased. These results suggest that iron overload-induced oxidative stress is most prominent at 12 hours after ischemia in the stratum pyramidale, suggesting that this time window may be the optimal period for therapeutic intervention to protect neurons from ischemia-induced death. | Dae Young Yoo Ki-Yeon Yoo Joon Ha Park Hyun Jung Kwon Hyo Young Jung Jong Whi Kim Goang-Min Choi Seung Myung Moon Dae Won Kim Yeo Sung Yoon Moo-Ho Won In Koo Hwang | 2016 | Neural Regeneration Research2016,11,6: | 2 |