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| 1 | Immunopathology of inflammatory bowel disease显示文摘Inflammatory bowel disease(IBD)results from a complex series of interactions between susceptibility genes,the environment,and the immune system.The host microbiome,as well as viruses and fungi,play important roles in the development of IBD either by causing inflammation directly or indirectly through an altered immune system.New technologies have allowed researchers to be able to quantify the various components of the microbiome,which will allow for future developments in the etiology of IBD.Various components of the mucosal immune system are implicated in the pathogenesis of IBD and include intestinal epithelial cells,innate lymphoid cells,cells of the innate(macrophages/monocytes,neutrophils,and dendritic cells)and adaptive(T-cells and B-cells)immune system,and their secreted mediators(cytokines and chemokines).Either a mucosal susceptibility or defect in sampling of gut luminal antigen,possibly through the process of autophagy,leads to activation of innate immune response that may be mediated by enhanced toll-like receptor activity.The antigen presenting cells then mediate the differentiation of na?ve T-cells into effector T helper(Th)cells,including Th1,Th2,and Th17,which alter gut homeostasis and lead to IBD.In this review,the effects of these components in the immunopathogenesis of IBD will be discussed. | Kori L Wallace Li-Bo Zheng Yoshitake Kanazawa David Q Shih | 2014 | World Journal of Gastroenterology2014,20,1: | 45 |
| 2 | DEC1 nuclear expression:A marker of differentiation grade in hepatocellular carcinoma显示文摘AIM: To investigate the expression patterns of human differentiated embryo chondrocyte 1 (DEC1) in hepatocellular carcinoma (HCC) and corresponding adjacent non-tumor and the normal liver tissues, the association between DEC1 expression and histopathological variables and the role of DEC1 in hepatocarcinogenesis. METHODS: The expression of DEC1 was detected immunohistochemically in 176 paraffin-embedded sections from 63 patients with HCC and 50 subjects with normal liver tissues. RESULTS: DEC1 protein was persistently expressed in the cytoplasm of hepatocytes in normal liver and HCC tissues. Compared with adjacent non-tumor liver tissues, HCC tissues showed high nuclear expression of DEC1 protein. However, high DEC1 nuclear expression was more frequently detected in well-differentiated (83.3%) than in moderately (27.3%) and poorly differentiated HCC (16.7%). Low DEC1 expression was associated with poor histological differentiation and malignancy progression. A correlation was found between the nuclear expression of DEC1 protein and histological differentiation (r = 0.376, P = 0.024). CONCLUSION: DEC1 is expressed in the cytoplasm of hepatocytes and because nuclear DEC1 expression is decreased with decreasing differentiation status of HCC, nuclear DEC1 might be a marker of HCC differentiation. | Xiao-Hong Shi Yan Zheng Qing Sun Jing Cui Qing-Hua Liu Fei Qü Yun-Shan Wang | 2011 | World Journal of Gastroenterology2011,17,15: | 15 |
| 3 | 健康成人动脉粥样硬化斑块易感性和血栓形成的生物标志物变化与极端空气污染水平相关:北京AIRCHD研究显示文摘空气污染与心血管事件恶化的病理生理机制尚不完全清楚。该文探讨环境空气污染是否可以触发易损斑块.通过全身炎症途径促进血栓形成。方法:在北京AIRCHD研究中.2014-2016年间对73名健康成年人[年龄(23.3±5.4)岁]进行了随访。研究者使用线性混合效应模型评估了空气污染物与动脉粥样硬化斑块易损性、血栓形成和炎症相关生物标志物之间的关系,并使用中介效应分析(mediation analyses)探讨涉及的生物学途径。通过受试者工作特征(receiver operating characteristic,ROC)曲线分析评估每种生物标记物预测环境空气污染暴露的能力。 | 刘青 叶鹏 Xu H Wang T Liu S Brook RD Feng B Zhao Q Song X Yi T Chen J Zhang Y Wang Y Zheng L Rajagopalan S Li J Huang W | 2019 | 中华高血压杂志2019,27,4: | 13 |
| 4 | Altered neurogenesis and disrupted expression of synaptic proteins in prefrontal cortex of SHANK3-deficient non-human primate显示文摘 | Jiezhao Zheng Zhujun Li Rui Tian Youming Lu Xiangyu Guo Yong-hui Jiang Xiao-Jiang Li Yong Q Zhang | 2017 | Cell Research2017,27,10: | 11 |
| 5 | Economic burden of Parkinson's disease in a developing country: A retrospective cost analysis in Shanghai, China显示文摘 | Wang G Cheng Q Zheng R Tan YY Sun XK Zhou HY Ye XL Wang Y Wang Z Sun BM Chen SD | 2006 | 中国生物学文摘2006,20,8: | 10 |
| 6 | A Novel Square-wave Pulse Rotation Modulation Strategy for Modular Multilevel Converters显示文摘悬浮直流电容电压的均衡问题是模块组合多电平变换器(modular multilevel converter,MMC)的关键问题之一。提出一种可实现MMC直流电容电压平衡的方波脉冲循环调制(square-wave pulse rotation modulation,SWPRM)策略,在保证合成的阶梯波输出波形不变的前提下,根据MMC的拓扑结构和工作原理,对传统方波脉冲列进行脉冲优化,并按照一定的次序和切换周期进行循环和判断反相调整,获得的循环方波脉冲列作为最终驱动脉冲用于实现对MMC的控制。实验结果表明,采用提出的方波脉冲循环调制策略无需任何电容电压控制措施,在较低开关频率下,实现了MMC各功率单元间有功能量的平均分配和直流电容电压的均衡。 | YANG Xiaofeng LIN Zhiqin ZHENG Trillion Q YOU Xiaojie | 2013 | 中国电机工程学报2013,33,9: | 9 |
| 7 | Novel functional proteins interact with midkine in hepatic cancer cells显示文摘BACKGROUND: Midkine is a heparin-binding growth factor that promotes the proliferation, survival, migration and differentiation of various target cells. Midkine plays an important role in tumorigenesis and tumor progression, and is overexpressed in many human malignant tumors. Patients with high tumor midkine expression frequently have a worse prognosis than those with low expression. The present study was designed to investigate the interaction network of midkine in hepatic cancer cells, and to elucidate its role in hepatocellular carcinoma. METHODS: DNA encoding full-length midkine was cloned into pDBLeu vector to serve as bait in yeast two-hybrid screening to identify interacting proteins. Candidate proteins were examined on SC-Leu-Trp-His+3-AT (20 mmol/L) plates and assayed for X-gal activity, then sequenced and classified according to the GenBank. Finally, identified proteins were expressed by the in vitro expression system pCMVTnT, and protein interactions were confirmed by co-immunoprecipitation. RESULTS: Using the yeast two-hybrid system, we found 6 proteins that interacted with midkine: NK-kappa-B inhibitor alpha (I-κ-B-α), Dvl-binding protein naked cuticle 2, granulin, latent active TGF-β binding protein 3, latent active TGF-β binding protein 4, and phospholipid scramblase 1. In vitro co-immunoprecipitation demonstrated that all identified proteins directly interacted with midkine.CONCLUSION: The identification of midkine-interacting proteins in hepatic cancer cells indicates that midkine is a multifunctional factor that may participate in cell migration, differentiation, and proliferation, and is also associated with the multicellular response feedback during the development of hepatocellular carcinoma. | Qiang Yan, Hui-Lian Huang, Xing Yao, Jing Li, Li-Qin Li, Jing Zhong, Li-Shan Min, Li-Cheng Dai and Shu-Sen Zheng Department of Hepatobiliary and Pancreatic Surgery, Huzhou Central Hospital (Yan Q and Yao X) Huzhou Key Laboratory of Molecular Medicine, Affiliated Central Hospital of Huzhou Teachers College (Huang HL, Li J, Li LQ, Zhong J, Min LS and Dai LC), Huzhou 313000, China Division of Hepatobiliary and Pancreatic Surgery, First Affiliated Hospital, Zhejiang University School of Medicine, Hangzhou 310003, China (Yan Q and Zheng SS) | 2012 | Hepatobiliary & Pancreatic Diseases International2012,11,3: | 7 |
| 8 | Oxygen and Nitrogen Effects on MC Carbide in K465 Nickel-Base Superalloy显示文摘Effects of oxygen and nitrogen on MC carbide in nickel-base superalloy K465 were investigated, because neither of the two gas elements was found to decide MC carbide morphology monotonically. The morphology of MC carbide under alloy solidified in conventional investment casting condition was observed to transform from script-type to block-type with the total oxygen and nitrogen content (gas content) in samples rising up from 1.2×10-6 mol/g to 2.6×10-6 mol/g. The area fraction and composition of the MC carbide also varied with increase of gas content. However, the morphology of MC carbide kept to be script-type even when gas content was up to 3.4×10-6 mol/g in samples solidified with a much higher cooling rate. These results indicate that effects of gas content on formation of MC carbide can be observed in specimens solidified with low cooling rate, but such changes in MC carbide cannot be found when the cooling rate is high. | Wang L N Zheng Q Sun X F Guan H R Hu Z Q | 2009 | 稀有金属材料与工程2009,38,A03: | 4 |
| 9 | Identification of human chronic myelogenous leukemia progenitor cells with hemangioblastic characteristics显示文摘 | Fang B Zheng C Liao L Han Q Sun Z Jiang X Zhao RC | 2006 | 中国生物学文摘2006,20,5: | 3 |
| 10 | Study on mechanism of ceramics grinding显示文摘 | Kitajima K Cai G Q Kumagai N Tanaka Y Zheng H W | 1992 | Annals of the CIRP1992,41,1: | 2 |
| 11 | The reduction of RE3+ in SrB6O2 prepared in air and the luminescence of∶RE2+(RE=Eu,Sm,Tm) 显示文摘 | Zheng Q H Pei Z W WANG S B | 1999 | Spectroscopy Letters1999,32,6: | 2 |
| 12 | Theoretical investigations of the EPR parameters of Ti^3+ in beryl crystal 显示文摘 | Zheng W C Zhou Q | 2006 | Z Naturforsch A2006,61,: | 1 |
| 13 | Syntheses and crystal structures of copper(II) complexes derived from 2,4,6- Tris(2-pyridyl)-1,3,5-triazine显示文摘 | Zheng Y Q Xu W Lin F | 2006 | J Coord Chem2006,59,: | 1 |
| 14 | Study on scaling of mechanically alloyed and hot pressed NbCr2 Laves phase at 1 200 ℃ in air显示文摘 | ZHENG H Z LU S Q SU Q QUAN F J | 2008 | Int J Refr Metals Hard Mater2008,26,1: | 1 |
| 15 | Total glucosides of paeony suppresses adjuvant arthritis in rats and intervenes cytokine-signaling between different types of synoviocytes 显示文摘 | Zheng Y Q Wei W | 2005 | Int Immunopharmacol2005,5,10: | 1 |
| 16 | Upregulation of hypoxia-induced mitogenic factor in bacterial lipopolysaccharideinduced acute lung injury显示文摘 | TONG Q ZHENG L KANG Q | 2006 | FEBS Lett2006,580,9: | 1 |
| 17 | A novel method to obtain modulus image of soft tissues using water jet compression 显示文摘 | Lu M Zheng Y Huang Q | 2005 | Conf Proc IEEE Eng Med Biol Soc2005,1,: | 1 |
| 18 | Studies on the micropolarities of /TX-100/toluene ionic liquid microemulsions andtheir behaviors characterized by UV - visible spectroscopy 显示文摘 | Li N Gao Y A Zheng L Q | 2007 | Langmuir2007,23,: | 1 |
| 19 | Comparison of the survival of human biopsied embryos after eryopreservation with four different methods using non - transferable embryos 显示文摘 | ZHENG W T ZHUANG G L ZHOU C Q | 2005 | Hum Reprod2005,20,6: | 1 |
| 20 | The Creep-damage Constitutive Life Predictive Model for Nickel-base Single Crystal Superalloys 显示文摘 | Lu Z Z Zheng C Q | 1995 | Metallurgical and Material Transaction1995,26,: | 1 |