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| 1 | Inflammation and immunosuppression in severe acute pancreatitis显示文摘Acute pancreatitis(AP) is a common disease,which usually exists in its mild form.However,in a fifth of cases,the disease is severe,with local pancreatic complications or systemic organ dysfunction or both.Because the development of organ failure is the major cause of death in AP,early identification of patients likely to develop organ failure is important.AP is initiated by intracellular activation of pancreatic proenzymes and autodigestion of the pancreas.Destruction of the pancreatic parenchyma first induces an inflammatory reaction locally,but may lead to overwhelming systemic production of inflammatory mediators and early organ failure.Concomitantly,anti-inflammatory cytokines and specific cytokine inhibitors are produced.This anti-inflammatory reaction may overcompensate and inhibit the immune response,rendering the host at risk of systemic infection.At present,there is no specific treatment for AP.Increased understanding of the pathogenesis of systemic inflammation and development of organ dysfunction may provide us with drugs to ameliorate physiological disturbances. | Marja-Leena Kylnp Heikki Repo Pauli Antero Puolakkainen | 2010 | World Journal of Gastroenterology2010,16,23: | 97 |
| 2 | Present and future possibilities for early diagnosis of hepatocellular carcinoma显示文摘Hepatocellular carcinoma(HCC) represents the fifth most common cancer in the world,and the third most frequent oncological cause of death.The incidence of HCC is on the increase.HCC typically develops in patients with chronic liver diseases,and cirrhosis,usually with viral etiology,is the strongest predisposing factor.Nowadays HCC diagnosis is a multistage process including clinical,laboratory,imaging and pathological examinations.The prognosis of HCC is mostly poor,because of detection at an advanced,non-resectable stage.Potentially curative treatment(surgery) is limited and really possible only for cases with small HCC malignancies.For this reason,more effective surveillance strategies should be used to screen for early occurrence of HCC targeted to the population at risk.So far,the generally accepted serological marker is α-fetoprotein(AFP).Its diagnostic accuracy is unsatisfactory and questionable because of low sensitivity,therefore there is a strong demand by clinicians for new HCC-specific biomarkers.In this review,we will focus on other biomarkers that seem to improve HCC diagnosis,such as AFP-L3,des-γ-carboxyprothrombin,α-l-fucosidase,,γ-glutamyl transferase,glypican-3,squamous cell carcinoma antigen,a new generation of immunoglobulin M-immunocomplexes,and very promising geneexpression profiling. | Piotr Stefaniuk Janusz Cianciara Alicja Wiercinska-Drapalo | 2010 | World Journal of Gastroenterology2010,16,4: | 109 |
| 3 | Solid pseudopapillary tumor of the pancreas:A review of 553 cases in Chinese literature显示文摘AIM:To sum up the clinical and pathological characte- ristics of solid pseudopapillary tumor (SPT) and the experience with it.METHODS: A total of 553 SPT patients reported in Chinese literature between January 1996 and January 2009 were retrospectively reviewed and analyzed. RESULTS: The mean age of the 553 SPT patients included in this review was 27.2 years, and the male to female ratio was 1:8.37. Their symptoms were non-specific, and nearly one third of the patients were asymptomatic. Computed tomography and ultraso-nography were performed to show the nature and location of SPT. Most of the tumors were distributed in the pancreatic head (39.8%), tail (24.1%), body andtail (19.5%). Forty-five patients (9.2%) were diagnosed as malignant SPT with metastasis or invasion. None of the clinical factors was closely related to the malignant potential of SPT. Surgery was the main therapeutic modality for SPT. Local resection, distal pancreatectomy and pancreatoduodenectomy were the most common surgical procedures. Local recurrence and hepatic metastasis were found in 11 and 2 patients, respectively, after radical resection. Four patients died of tumor progression within 4 years after palliative resection of SPT. The prognosis of SPT patients was good with a 5-year survival rate of 96.9%.CONCLUSION: SPT of the pancreas is a rare indolent neoplasm that typically occurs in young females. It is a low-grade malignancy and can be cured with extended resection. The prognosis of such patients is good although the tumor may recur and metastasize. | Yu, Peng-Fei Hu, Zhen-Hua Wang, Xin-Bao Guo, Jian-Min Cheng, Xiang-Dong Zhang, Yun-Li Xu, Qi | 2010 | World Journal of Gastroenterology2010,16,10: | 121 |
| 4 | Function of apoptosis and expression of the proteins Bcl-2,p53 and C-myc in the development of gastric cancer显示文摘INTRODUCTIONIn China ,the incidence and mortality of gastric cancer rank the second among all cancers. Recent development of cancer [1-20].The aim of this study was investigat the insight of apoptosis and bcl-2, p53 and C-myc protein expression in the development of gastric cancer . | An Gao Xu Shao Guang Li Ji Hong Liu Ai Hua Gan Research Laboratory of Digestive Disease,Huizhou Central People’s Hospital,Huizhou 516001,Guangdong Province,ChinaDr.An Gao Xu graduated from Guangdong Medical College in 1984.He is an associate physician-in-chief,specializing in the research and treatment of gastrointestinal and liver tumors.He has published 24 papers and 1 book. | 2001 | World Journal of Gastroenterology2001,7,3: | 91 |
| 5 | Hepatocellular Carcinoma-Cause,Treatment and Metastasis显示文摘In the recent decades, the incidence of hepatocellular carcinoma (HCC) has been found to be increasing in males in some countries. In China, HCC ranked second of cancer mortality since 1990s. Hepatitis B and C viruses (HBV and HCV) and dietary aflatoxin intake remain the major causative factors of HCC. Surgery plays a major role in the treatment of HCC, particularly for small HCC. Downstaging unresectable huge HCC to smaller HCC and followed by resection will probably be a new approach for further study. Liver transplantation is indicated for small HCC, however, some issues remain to be solved.Different modes of 'regional cancer therapy for HCC' have been tried. Systemic chemotherapy has been disappointing in the past but the future can be promising.Biotherapy, such as cytokines, differentiation inducers,anti-angiogenic agents, gene therapy and tumor vaccine will probably play a role, particularly in the prevention of tumor recurrence. HCC invasiveness is currently the major target of study. Tremendous works have been done at the molecular level, which will provide clues for biomarker of HCC progressionas well as targets for intervention. | Zhao-You Tang Liver Cancer Institute & Zhongshan Hospital of Fudan University Professor of Surgery Chairman.Liver Cancer Institute of Fudan University(previous Liver Cancer Institute of Shanghai Medical University)136 Yixueyuan Road,Zhongshan Hospital,Shanghai 200032,China. | 2001 | World Journal of Gastroenterology2001,7,4: | 213 |
| 6 | Dysfunction of peripheral blood dendritic cells from patients with chronic hepatitis B virus infection显示文摘AIM To identify the property of dendritic cella (DCs) of peripheral blood monocytes (PBMC) in patlents with chronic HBV infection.METHODS Twenty patients with persistent HBV infectlon were included in this study, 10 healthy subjects being used as a control group. The peripheral blood mononuclear cells (PBMC) of T cell-depleted populations were incubated and induced into mature dendritic cells in the RPMI-1640 medium in the presence of cytokines GMCSF, IL-4, FLt-3, TNF-α and 100 mL@ L-1 of fetal calf serum for a total of 10 - 12 days. The expressions of surface markers on DCs were evaluated using flow cytometric analysis. ELISA method was used to determine the cytokine levels of interleukin-12 (IL-12) and IL-10 in the supernatant produced by DCs. For detection of the stimulatory capacity of DCs to T cell proliferation,mytomycin C-treated DC were incubated with allogenic T cells.RESULTS A typical morphology of mature DCs from healthy subjects and HBV-infected patients was induced in in vitro incubation, but the proliferation ability and cellular number of DCs from HBV-infected patients significantly decreased compared with healthy individuals. In particular, the expression levels of HLADR, CD80 (B7-1) and CD86 (B7-2) on DC surface from patients were also lower than that from healthy individuals (0.46 vs 0.92 for HLA-DR, 0.44 vs 0.88 for CD80 and 0.44 vs 0. 84 for CD86, P< 0.05). The stimulatory capacity and production of IL-12 of DCs from patients in allogenic mixed lymphocyte reaction (AMLR) significantly decreased, but the production level of nitric oxide (NO) by DCa simultaneously increased compared with healthy subjects (86± 15 vs 170±22 μmoI@L 1, P<0.05).CONCLUSION The patients with chronic HBV infection have the defective function and immature phenotype of dendritic cells, which may be associated with the inability of efficient presentation of HBV antigens to host immune system for the clearance of HBV. | Fu-Sheng Wang Li-He Xing Ming-Xu Liu Chuan-Lin Zhu Hui-Gang Liu Hui-Fen Wang Zhou-Yun Lei Division of Biological Engineering,~2 Fourth Department of Liver Diseases,Beijing Institute of Infectious Diseases,Beijing Hospital of Infectious Diseases,Beijing 100039,China | 2001 | World Journal of Gastroenterology2001,7,4: | 131 |
| 7 | Establishment of cell clones with different metastatic potential from the metastatic hepatocellular carcinoma cell line MHCC97显示文摘ALM To establish clone cells with different metastatic potential for the study of metastasis-related mechanisms. METHODS Cloning procedure was performed on parental hepatocellular carcinoma (HCC) cell line MHCC97. andbiological characteristics of the target clones selected by in vivo screening were studied.``RESULTS Two clones with high MHCC97-H and IowMHCC9--L1 metastatic potential were isolated from theparent cell line. Compared with MHCC97-L. MHCC97-H hadsmaller cell size average cell diameter 43 um vs 50 μmand faster in vitro and in vivo growth rate tumor celldoubling time was 34.2 h vs 60.0 h. The main ranges ofchromosomes were 5.5 58 in MHCC97-H and 57 62 inMHCC97-L. Boyden chamber in vitro invasion assay demonstrated that the number of penetrating cells through the artificial basement membrane was 137.5 - 11 .0) cellsfield for MHC_C99--H vs 17.7 - 6.3) field for MHCC97-L.The proportions of cells in GO Gl phase. S phase, and G_ M phase for MHCC97-H MHCC97-L were 0.56 6.65.0.28 0.25 and 0.l6 0.10, respectively, as measured by flow cytometry. The serum AFP levels in nude mice 5 wk after orthotopic implantation of tumor tissue were ( 24666 μg. L for MHCC97-H and (91- 66) μg' L 1 for MHCC97L. The pulmonary metastatic rate was 100% (10-10) vs40% 4- 10).``CONCLUSION Two clones of the same genetic background but with different biological behaviors were established, which could be valuable models for investigation on HCC metastasis. | Yan Li Zhao-You Tang Sheng-Long Ye Yin-Kun Liu Jie Chen Qiong Xue Jun Chen Dong-Mei Gao Wei-Hua Bao Liver Cancer Institute and Zhongshan Hospital of Fudan University (Former Liver Cancer Institute of Shanghai Medical University),Shanghai 200032,China | 2001 | World Journal of Gastroenterology2001,7,5: | 111 |
| 8 | Resistance of Helicobacter pylori to antibiotics from 2000 to 2009 in Shanghai显示文摘AIM: To investigate the resistance of Helicobacter pylori (H. pylori ) to 6 commonly used antibiotics from 2000 to 2009 in Shanghai. METHODS: A total of 293 H. pylori strains were collected from 2000 to 2009 in Shanghai and tested for their susceptibility to metronidazole, clarithromycin, amoxicillin, furazolidone, levofloxacin and tetracycline using agar dilution. RESULTS: The resistant rates of H. pylori to clarithromycin (8.6%, 9.0% and 20.7%) and levofloxacin (10.3%, 24.0% and 32.5%) increased from 2000 to 2009 in Shanghai. The resistant rate of H. pylori to metronidazole remained stable (40%-50%). Only one strain of H. pylori isolated in 2005 was resistant to tetracycline. All strains were sensitive to amoxicillin and furazolidone.The resistant rate of H. pylori to antibiotics was not related with the sex, age and clinical outcome of patients. CONCLUSION: Resistance of H. pylori to antibiotics plays an important role in making treatment strategies against H. pylori -associated diseases. | Qin-Juan Sun Xiao Liang Qing Zheng Wei-Qi Gu WenZhong Liu Shu-Dong Xiao Hong Lu | 2010 | World Journal of Gastroenterology2010,16,40: | 90 |
| 9 | Increasing the frequency of CIK cells adoptive immunotherapy may decrease risk of death in gastric cancer patients显示文摘AIM: To analyze the correlation between cytokineinduced killer (CIK) cells adoptive immunotherapy and cancer-related death in gastric cancer patients. METHODS: One hundred and fifty-six gastric cancer patients after operation at the Third Affiliated Hospital of Soochow University were enrolled in this study. Their clinical data including demographic characteristics, operation time, tumor size, pathological type and staging, tumor metastasis, outcome of chemotherapy or CIK cells adoptive immunotherapy, survival time or time of death were collected with a standard structured questionnaire. Kaplan-Meier method was used to estimate the median survival time, and the 2- and 5- year survival rates. Hazard risk (HR) and 95% confidence interval (95% CI) of CIK cells adoptive immunotherapy for gastric cancer were calculated using the two-stage time-dependent covariates Cox model. RESULTS: The survival time of gastric cancer patients was longer after CIK cells adoptive immunotherapy than after chemotherapy (χ 2 = 10.907, P = 0.001). The median survival time of gastric cancer patients was also longer after CIK cells adoptive immunotherapy than after chemotherapy (49 mo vs 27 mo, P < 0.05). The 2- and 5-year survival rates of gastric cancer patients were significantly higher after CIK cells adoptive immunotherapy than after chemotherapy (73.5% vs 52.6%, 40.4% vs 23.9%, P < 0.05). A significant difference was observed in the survival curve for patients who received CIK cells adoptive immunotherapy (0, 1-10, 11-25, and over 25 frequencies) (χ 2 = 14.534, P = 0.002). The frequencies of CIK cells adoptive immunotherapy were significantly related with the decreasing risk of death in gastric cancer patients after adjustment for sex and age of the patients, tumor stage and relapse (HR = 0.54, 95% CI: 0.36-0.80) when the first stage Cox model was used to define the subjects who remained alive beyond 36 mo as survivors. However, no correlation was observed between the frequencies of death in CIK cells adoptive immunotherapy and the risk of gastric cancer patients (HR = 1.09, 95% CI: 0.63-0.89) when the second stage Cox model was used to define the subjects who survived for more than 36 mo as survivors. CONCLUSION: The survival time of the gastric cancer patients treated with chemotherapy combined with CIK cells adoptive immunotherapy is significantly longer than that of the patients treated with chemotherapy alone and increasing the frequency of CIK cells adoptive immunotherapy seems to benefit patients more. | Jing-Ting Jiang, Chang-Ping Wu, Lu-Jun Chen, Xiao Zheng, Department of Tumor Biological Treatment, Third Affiliated Hospital of Soochow University, Changzhou 213003, Jiangsu Province, China Yi-Bei Zhu, Jing Sun, Xue-Guang Zhang, Key Laboratory of Stem Cell of Jiangsu Province, Institute of Biotechnology, Key Laboratory of Clinical Immunology of Jiangsu Province, Soochow University, Suzhou 215123, Jiangsu Province, China Yue-Ping Shen, Wen-Xiang Wei, Department of Medicine, Soochow University, Suzhou 215123, Jiangsu Province, China Bin-Feng Lu, Department of Immunology, University of Pitts- burgh School of Medicine, Pittsburgh, PA 15261, United States | 2010 | World Journal of Gastroenterology2010,16,48: | 82 |
| 10 | Effects of early enteral nutrition on immune function of severe acute pancreatitis patients显示文摘AIM:To investigate the effects of early enteral nutrition (EEN) on the immune function and clinical outcome of patients with severe acute pancreatitis (SAP).METHODS:Patients were randomly allocated to receive EEN or delayed enteral nutrition (DEN).Enteral nutrition was started within 48 h after admission in EEN group,whereas from the 8 th day in DEN group.All the immunologic parameters and C-reactive protein (CRP) levels were collected on days 1,3,7 and 14 after admission.The clinical outcome variables were also recorded.RESULTS:Sixty SAP patients were enrolled to this study.The CD4+ T-lymphocyte percentage,CD4+/CD8+ ratio,and the CRP levels in EEN group became significantly lower than in DEN group from the 7 th day after admission.In contrast,the immunoglobulin G(IgG) levels and human leukocyte antigen-DR expression in EEN group became significantly higher than in DEN group from the 7 th day after admission.No difference of CD8+ T-lymphocyte percentage,IgM and IgA levels was found between the two groups.The incidences of multiple organ dysfunction syndrome,systemic inflammatory response syndrome,and pancreatic infection as well as the duration of intensive care unit stay were significantly lower in EEN group than in DEN group.However,there was no difference of hospital mortality between the two groups.CONCLUSION:EEN moderates the excessive immune response during the early stage of SAP without leading to subsequent immunosuppression.EEN can improve the clinical outcome,but not decrease the hospital mortality of SAP patients. | Jia-Kui Sun Xin-Wei Mu Wei-Qin Li Zhi-Hui Tong Jing Li Shu-Yun Zheng | 2013 | World Journal of Gastroenterology2013,19,6: | 106 |
| 11 | Differentiation of rat marrow mesenchymal stem cells into pancreatic islet beta-cells显示文摘AIM: To explore the possibility of marrow mesenchymal stem cells (MSC) in vitro differentiating into functional isletlike cells and to test the diabetes therapeutic potency of Islet-like cells. METHODS: Rat MSCs were isolated from Wistar rats and cultured. Passaged MSCs were induced to differentiate into islet-like cells under following conditions: pre-induction with L-DMEM including 10 mmol/L nicotinamide+l mmol/L β-mercaptoethanol+200 mL/L fetal calf serum (FSC) for 24 h, followed by induction with serum free H-DMEM solution including 10 mmol/L nicotinamide+1 mmol/L,β-mercaptoethanol for 10 h. Differentiated cells were observed under inverse microscopy, insulin and nestin expressed in differentiated cells were detected with immunocytochemistry. Insulin excreted from differentiated cells was tested with radioimmunoassay. Rat diabetic models were made to test in vivo function of differentiated MSCs. RESULTS: Typical islet-like clustered cells were observed. Insulin mRNA and protein expressions were positive in differentiated cells, and nestin could be detected in predifferentiated cells. Insulin excreted from differentiated MSCs (446.93±102.28 IU/L) was much higher than that from pre-differentiated MSCs (2.45+0.81 IU/L (P<0.01). Injected differentiated MSCs cells could down-regulate glucose level in diabetic rats. CONCLUSION: Islet-like functional cells can be differentiated from marrow mesenchymal stem cells, which may be a new procedure for clinical diabetes stem -cell therapy, these cells can control blood glucose level in diabetic rats. MSCs may play an important role in diabetes therapy by islet differentiation and transplantation. | Li-BoChen Xiao-BingJiang LianYang | 2004 | World Journal of Gastroenterology2004,10,20: | 92 |
| 12 | Postoperative adjuvant arterial chemoembolization improves survival of hepatocellular carcinoma patients with risk factors for residual tumor:A retrospective control study显示文摘AIM: To evaluate the effect of postoperative adjuvant transcatheter arterial chemoembolization (TACE) on the prognosis of hepatocellular carcinoma (HCC) patients with or without risk factors for the residual tumor. METHODS: From January 1995 to December 1998, 549 consecutive HCC patients undergoing surgical resection were included in this research. There were 185 patients who underwent surgical resection with adjuvant TACE and 364 patients who underwent surgical resection only. Tumors with a diameter more than 5 cm, multiple nodules, and vascular invasion were defined as risk factors for residual tumor and used for patient stratification. Kaplan-Meier method was used to analyze survival curve and Cox proportional hazard model was used to evaluate the prognostic significance of adjuvant TACE.RESULTS: In the patients without any risk factors for the residual tumor, the 1-, 3-, 5-year survival rates were 93.48%,75.85%, 62.39% in the control group and 97.39%, 70.37%,50.85% in the adjuvant TACE group, respectively. There was no significant difference in the survival between two groups (P = 0.3956). However, in the patients with risk factors for residual tumor, postoperative adjuvant TACE significantly prolonged the patients' survival. There was a statistically significant difference in survival between two groups (P= 0.0216). The 1-, 3-, 5-year survival rates were 69.95%, 49.86%, 37.40% in the control group and 89.67%,61.28%, 44.36% in the adjuvant TACE group, respectively. Cox proportional hazard model showed that tumor diameter and cirrhosis, but not the adjuvant TACE, were the significantly independent prognostic factors in the patients without risk factors for residual tumor. However, in the patients with risk factors for residual tumor adjuvant TACE, and also tumor diameter, AFP level, vascular invasion, were the significantly independent factors associated with the decreasing risk for patients' death from HCC. CONCLUSION: Postoperative adjuvant TACE can prolong the survival of patients with risk factors for residual tumor,but can not prolong the survival of patients without risk factors for residual tumor. | Zheng-GangRen Zhi-YingLin Jing-LinXia Sheng-LongYe Zeng-ChenMa Qing-HaiYe Lun-XiuQin Zhi-QuanWu JiaFan Zhao-YouTang | 2004 | World Journal of Gastroenterology2004,10,19: | 81 |
| 13 | Role of mitochondria in cell apoptosis during hepatic ischemia-reperfusion injury and protective effect of ischemic postconditioning显示文摘AIM: To investigate the role of mitochondria in cell apoptosis during hepatic ischemia-reperfusion injury and protective effect of ischemic postconditioning (IPC).METHODS: A rat model of acute hepatic ischemia-reperfusion was established, 24 healthy male Wistar rats were randomly divided into sham-operated group, ischemia-reperfusion group (IR) and IPC group. IPC was achieved by several brief pre-reperfusions followed by a persistent reperfusion.Concentration of malondialdehyde (MDA) and activity of several antioxidant enzymes in hepatic tissue were measured respectively. Apoptotic cells were detected by TdT-mediated dUTP-biotin nick end labeling (TUNEL) and expression of Bcl-2 protein was measured by immunohistochemical techniques. Moreover, mitochondrial ultrastructure and parameters of morphology of the above groups were observed by electron microscope.RESULTS: Compared with IR group, the concentration of MDA and the hepatocellular apoptotic index in IPC group was significantly reduced (P<0.05), while the activity of antioxidant enzymes and OD value of Bcl-2 protein were markedly enhanced (P<0.05). Moreover, the injury of mitochondrial ultrastructure in IPC group was also obviously relieved.CONCLUSION: IPC can depress the synthesis of oxygen free radicals to protect the mitochondrial ultrastructure and increase the expression of Bcl-2 protein that lies across the mitochondrial membrane. Consequently, IPC can reduce hepatocellular apoptosis after reperfusion and has a protective effect on hepatic ischemia-reperfusion injury. | KaiSun Zhi-SuLiu QuanSun | 2004 | World Journal of Gastroenterology2004,10,13: | 86 |
| 14 | Changing patterns of colorectal cancer in China over a period of 20 years显示文摘AIM: To determine whether any changes have occurred on the patterns of colorectal cancer in China.METHODS: Data from 21 Chinese articles published from 1980 to 1999, were used to analyze the time trend of colorectal cancer according to the patients' age at diagnosis,sex, the site of the tumor, stage, and the pathology.RESULTS: From 1980s to 1990s, the mean age of the colorectal cancer patients has increased. The percentage of the female patients rose. The distribution of colorectal carcinoma shows a predominance of rectal cancer. However,the proportion of proximal colon cancer (including transverse and ascending colon) increased significantly accompanied by a decline in the percentage of rectal cancer. Similarity in the percentage of distal colon cancer between two decades was revealed. In the 1990s, statistically more Stage B patients were found than those in 1980s. In addition, databases show a significant decrease in the Stage D cases. The proportion of adenocarcinoma increased, but the mucinous adenocarcinoma decreased during two decades.CONCLUSION: These findings indicate that the patternof colorectal cancer in China has been changing. Especially,a proximal shift due to the increasing proportion of ascending and transverse colon cancer has occurred in China. | Ming Li Jin Gu | 2005 | World Journal of Gastroenterology2005,11,30: | 93 |
| 15 | Differing coping mechanisms, stress level and anorectal physiology in patients with functional constipation显示文摘AIM: To investigate coping mechanisms, constipation symptoms and anorectal physiology in 80 constipated subjects and 18 controls.METHODS: Constipation was diagnosed by Rome Ⅱ criteria.Coping ability and anxiety/depression were assessed by validated questionnaires. Transit time and balloon distension test were performed.RESULTS: 34.5% patients were classified as slow transit type of constipation. The total colonic transit time (56 h vs 10 h, P<0.0001) and rectal sensation including urge sensation (79 mL vs 63 mL, P = 0.019) and maximum tolerable volume (110 mL vs95 mL, P = 0.03) differed in patients and controls. Constipated subjects had significantly higher anxiety and depression scores and lower SF-36 scores in all categories. They also demonstrated higher scores of'monitoring' coping strategy (14+6 vs9+3, P = 0.001),which correlated with the rectal distension sensation (P = 0.005), urge sensation (P=0.002), and maximum tolerable volume (P = 0.035). The less use of blunting strategy predicted slow transit constipation in both univariate (P = 0.01) and multivariate analysis (P = 0.03).CONCLUSION: Defective or ineffective use of coping strategies may be an important etiology in functional constipation and subsequently reflected in abnormal anorectal physiology. | Annie OO Chan Cecilia Cheng Wai Mo Hui Wayne HC Hu Nina YH Wong KF Lam Wai Man Wong Kam Chuen Lai Shiu Kum Lam Benjamin CY Wong | 2005 | World Journal of Gastroenterology2005,11,34: | 92 |
| 16 | Alterations of tumor suppressor and tumor-related genes in the development and progression of gastric cancer显示文摘胃的癌症的发展和前进包含肿瘤的很多基因、渐成说的改变压制或并且肿瘤相关的基因。区分的癌的多数从肠的遇见的无形的粘膜和展览在结构上产生改变的肿瘤压制或基因,由 p53 代表了,它经由经典二点击的机制被使失去活性,即杂合现象(LOH ) 的损失和留下的等位基因的变化。在某些染色体部位的 LOH 在肿瘤前进期间积累。约 20% 区分的癌经由倡导者 CpG 岛的 hypermethylation 在激活由于 hMLH1 显示出 mutator 小径肿瘤发生的证据,并且展出高周波的微卫星不稳定性。相反,无差别的癌很少展出在结构上改变的肿瘤压制或基因。例如,当 E-cadherin 的甲基化经常在无差别的癌被观察时,这基因的变化通常与前进被联系从区分了到无差别的癌。肿瘤的 Hypermethylation 压制或并且包括 APC, CHFR, DAP-kinase,两重棉包线, E-cadherin, GSTP1, hMLH1, p16, PTEN, RASSF1A, RUNX3,和 TSLC1,肿瘤相关的基因能被检测在区分并且在改变频率的无差别的癌。然而, hypermethylation 的意义根据这些基因的分析 genomic 区域,和 hypermethylation 变化能也在非肿瘤的胃的上皮在场。特定的基因的倡导者脱甲基例如魔术师和 synuclein Y,能在两种组织学的类型的进步阶段期间发生,并且与耐心的预后被联系。因此,当胃的致癌作用的分子的小径依赖于组织学的背景时,特定的基因改变装仍然被用于风险评价,诊断,和预后。 | Gen Tamura | 2006 | World Journal of Gastroenterology2006,12,2: | 105 |
| 17 | Epidemiology of gastric cancer显示文摘胃的癌症的发生和死亡在过去的几十年在美国并且在其它地方戏剧性地掉落了。尽管如此,胃的癌症作为第四很普通的癌症和世界范围的癌症死亡的第二个领先的原因仍然是一个主要公共卫生问题。人口统计的趋势由肿瘤地点和组织学不同。当在远侧的、肠的类型有显著衰落时胃的癌症,胃的贲门的近似、弥漫的类型腺癌的发生一直在增加,特别地在西方的国家。由肿瘤亚地点的发生也基于地理地点,种族,和社会经济的地位广泛地变化。而近似肿瘤在发达国家,并且在更高社会经济的班上是更普通的,远侧的胃的癌症在发展,并且在更低的社会经济的组支配国家,在黑人之中,在白人之中。在由肿瘤地点的胃的癌症的发生的分叉的趋势建议他们可以与不同病原学代表二疾病。为远侧的胃的癌症的主要风险因素包括 Helicobacter pylori (H pylori ) 感染和饮食的因素,而胃的食道的倒流疾病和肥胖在近似的胃癌症的发展起重要作用。这评论的目的是检验胃的癌症的传染病学和风险因素,并且为主要预防讨论策略。 | KatherineDCrew AlfredINeugut | 2006 | World Journal of Gastroenterology2006,12,3: | 186 |
| 18 | Cyclosporine versus tacrolimus in patients with HCV infection after liver transplantation:Effects on virus replication and recurrent hepatitis显示文摘瞄准:决定 calcineurin 禁止者, cyclosporine 和 tacrolimus 的效果,在丙肝上,在病人的周期性的丙肝的病毒(HCV ) 复制和活动张贴肝移植。方法:在我们的中心为在 1999 和 2003 之间的联系 HCV 的肝肝硬化收到了肝移植的 107 个病人的一个队的数据回顾地被分析。浆液 HCV-RNA 的水平和周期性的肝炎的活动在作为主要抑制免疫力的代理人和没在移植以后在开始的 12 瞬间以内导致胆汁的复杂并发症的不那样类似的抑制免疫力的政体收到了 cyclosporine 或 tacrolimus 的 47 个病人之间被比较。结果:HCV-RNA 在移植以后在 3 瞬间以内增加了,但是 cyclosporine 组和 tacrolimus 组之间的差别是不足道的(在 12 瞬间的 P=0.49 ) 。另外,由浆液 transaminases 决定了的周期性的肝炎并且门发炎和纤维变性的组织学的分级没在 12 瞬间(P=0.34 ) 以后显示出有效差量。结论:一个主要抑制免疫力的代理人不在肝移植以后在感染 HCV 的病人影响周期性的肝炎的正式就职或严厉的 Cyclosporine 或 tacrolimus。 | Philip Hilgard Alisan Kahraman Nils Lehmann Cornelia Seltmann Susanne Beckebaum R Stefan Ross Hideo A Baba Massimo Malago Christoph E Broelsch Guido Gerken | 2006 | World Journal of Gastroenterology2006,12,5: | 235 |
| 19 | Microproteinuria in patients with inflammatory bowel disease:Is it associated with the disease activity or the treatment with 5-aminosalicylic acid?显示文摘瞄准:调查在有煽动性的肠疾病(IBD ) 的病人的 microproteinuria 是否与 5-aminosalicylic 酸(5-ASA ) 与疾病活动或治疗被联系。方法:我们有希望地与 IBD 在 86 个连续病人学习了 microproteinuria, 61 与 ulcerative (UC ) 并且 25 与 Crohn 的疾病(CD ) ,以前象在他们在学习的包括以后的 2 和 6 个月一样。46 个病人为 28.8 个月(范围 1-168 瞬间) 的一个时期收到了 5-ASA。Microalbuminuria (妈磅) 和尿肾的管状的蛋白质 beta2-microglobulin (beta2mGLB ) 和 beta-N-acetyl-D-glucosamidase 铺平(贝它 -- 唠叨) 一夜间在 12-h 象 creatinine 一样被决定尿收集。肿瘤坏死 factor-alpha (TNF-alpha ) 浆液层次也被测量。结果:277 大小的一个总数(194 在 UC 病人并且 83 在 CD 病人) 被执行。在 UC 和 CD 病人的反常 microproteinuria 的流行为妈磅是 12.9% 和 6.0% , 22.7% 和 27.7% 为 beta2mGLB,并且 11.3% 和 8.4% 为贝它 -- 分别地唠叨。妈磅没与 IBD 活动被联系。Beta2mGLB 和贝它 -- 唠叨尿层次被相关到 UC 活动(UCAI:P<0.01;UCEI:P<0.005 ) 。在 UC 病人和贝它的妈磅 -- 在 CD 病人唠叨尿层次与 TNF-alpha 浆液层次有关。一个协会在 microproteinuria 和吸烟习惯之间被注意。有 5-ASA 的治疗没被相关到 microproteinuria 的严厉或到 creatinine 的变化。结论:Microproteinuria 主要与 UC 和它的活动被联系然而并非由 5-ASA 影响了。 | Androniki C Poulou Konstantinos E Goumas Dimitrios C Dandakis Ioannis Tyrmpas Maria Panagiotaki Androniki Georgouli Dimitrios C Soutos Athanasios Archimandritis | 2006 | World Journal of Gastroenterology2006,12,5: | 126 |
| 20 | Combined resection and multi-agent adjuvant chemotherapy for desmoplastic small round cell tumor arising in the abdominal cavity:Report of a case显示文摘促结缔织增生的小圆房间肿瘤(DSRCT ) 是有特殊组织学的特征的稀罕、高度好攻击的恶意:在稠密的促结缔织增生基质以内的细胞的生长的一个嵌套的模式,与男优势发生在年轻人口。吝啬的幸存时期仅仅关于 1.5-2.5 年。肿瘤共同表示上皮,在免疫的肌肉,和神经标记组织化学的研究。这个工作报导与吐血和长期的便秘介绍的一个 27 岁的人。包括内视镜检查法,上面的胃肠的系列,腹的计算断层摄影术和钡灌肠的连续研究学习内脏的机关的显示出的传播参与。病人经历了好攻击的外科并且收到了由 5 氟尿嘧啶,出租机动三轮车磷酰胺, etoposide, doxorubicin,和 cisplatin 组成的手术后的辅助化疗。没有任何疾病,他在外科以后为 20 瞬间幸存。没有标准疗法协议被建立了。与手术后的多代理人助手化疗相结合的好攻击的外科被认为正当不仅减轻症状而且试着在这个先进 DSRCT 年轻病人改进结果。 | Chang-Cheng Chang Jun-Te Hsu Jeng-Hwei Tseng Tsann-Long Hwang Han-Ming Chen Yi-Yin Jan | 2006 | World Journal of Gastroenterology2006,12,5: | 104 |