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268篇 您的检索式:作者名="RUI F"
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1Relationship between Fusobacterium nucleatum,inflammatory mediators and microRNAs in colorectal carcinogenesis显示文摘AIM To examine the effect of Fusobacterium nucleatum(F. nucleatum) on the microenvironment of colonic neoplasms and the expression of inflammatory mediators and microRNAs(miRNAs).METHODS Levels of F. nucleatum DNA, cytokine gene mRNA(TLR2, TLR4, NFKB1, TNF, IL1 B, IL6 and IL8), and potentially interacting miRNAs(miR-21-3p, miR-22-3p, mi R-28-5p, miR-34a-5p, miR-135b-5p) were measured by quantitative polymerase chain reaction(qPCR) TaqMan? assays in DNA and/or RNA extracted from the disease and adjacent normal fresh tissues of 27 colorectal adenoma(CRA) and 43 colorectal cancer(CRC) patients. KRAS mutations were detected by direct sequencing and microsatellite instability(MSI) status by multiplex PCR. Cytoscape v3.1.1 was used to construct the postulated miRNA:mRNA interaction network.RESULTS Overabundance of F. nucleatum in neoplastic tissue compared to matched normal tissue was detected in CRA(51.8%) and more markedly in CRC(72.1%). We observed significantly greater expression of TLR4, IL1 B, IL8, and miR-135 b in CRA lesions and TLR2, IL1 B, IL6, IL8, mi R-34 a and miR-135 b in CRC tumours compared to their respective normal tissues. Only two transcripts for miR-22 and miR-28 were exclusively downregulated in CRC tumour samples. The mRNA expression of IL1 B, IL6, IL8 and miR-22 was positively correlated with F. nucleatum quantification in CRC tumours. The mRNA expression of miR-135 b and TNF was inversely correlated. The miRNA:mRNA interaction network suggested that the upregulation of miR-34 a in CRC proceeds via a TLR2/TLR4-dependent response to F. nucleatum. Finally, KRAS mutations were more frequently observed in CRC samples infected with F. nucleatum and were associated with greater expression of miR-21 in CRA, while IL8 was upregulated in MSI-high CRC.CONCLUSION Our findings indicate that F. nucleatum is a risk factor for CRC by increasing the expression of inflammatory mediators through a possible mi RNA-mediated activation of TLR2/TLR4.Marcela Alcantara Proenca Joice Matos Biselli Maysa Succi Fábio Eduardo Severino Gustavo Noriz Berardinelli Alaor Caetano Rui Manuel Reis David J Hughes Ana Elizabete Silva 2018World Journal of Gastroenterology2018,24,47:15
2Role of endoglin and VEGF family expression in colorectal cancer prognosis and anti-angiogenic therapies显示文摘Colorectal cancer(CRC)is one of the cancer models and most of the carcinogenic steps are presently well understood.Therefore,successful preventive measures are currently used in medical practice.However,CRC is still an important public health problem as it is the third most common cancer and the fourth most frequent cause of cancer death worldwide.Nowadays,pathologic stage is a unique and well-recognized prognostic indicator,however,more accurate indicators of the biologic behavior of CRC are expected to improve the specificity of medical treatment.Angiogenesis plays an important role in the growth and progression of cancer but its role as a prognostic factor is still controversial.Probably the most important clinical implication of tumor angiogenesis is the development of anti-angiogenic therapy.The goal of this review is to critically evaluate the role of angiogenic markers,assessed by either endoglin-related microvessel density or expression of vascular endothelial growth factor family members in the CRC setting and discuss the role of these angiogenic markers in antiangiogenic therapies.Sandra F Martins Rui M Reis Antonio Mesquita Rodrigues Fátima Baltazar Adhemar Longatto Filho 2011World Journal of Clinical Oncology2011,2,6:9
3A Power and Area Optimization Approach of Mixed Polarity Reed-Muller Expression for Incompletely Specified Boolean Functions显示文摘力量和芦苇思考(RM ) 电路的区域优化广泛地被担心了。然而,几乎没有退出的力量和区域,优化来临能获得所有 Pareto 原版的最佳的答案问题并且足够有效。而且,他们没认为 dont 是照顾术语,它使电路成为性能不能进一步优化。在这糊,我们建议混合极性 RM 的一条力量和区域优化途径为不完全地指定的布尔功能的表示(MPRM ) 基于非统治的排序基因算法 II (NSGA-II ) 。第一,不完全地指定的布尔功能不完全地被转变成零极性由使用的指定 MPRM (ISMPRM ) 一篇小说 ISMPRM 获得算法。第二,极性和分配 ISMPRM 的照顾术语没作为染色体被编码。最后, Pareto 最佳的答案被使用 NSGA-II 获得,在里面哪个 MPRM 相应于给定的染色体被使用一个染色体获得变换算法。结果上重要力量和区域改进能与存在力量和区域优化相比被做的电路表演 RM 接近的不完全地指定的布尔功能和 MCNC 基准电路。Zhen-Xue He Li-Min Xiao Li Ruan Fei Gu Zhi-Sheng Huo Guang-Jun Qin Ming-Fa Zhu F Long-Bing Zhang Rui Liu Xiang Wang 2017Journal of Computer Science & Technology2017,32,2:4
4The heterodimeric structure of heterogeneous nuclear ribonucleoprotein C1/C2 dictates 1,25-dihydroxyvitamin D-directed transcriptional events in osteoblasts显示文摘Heterogeneous nuclear ribonucleoprotein(hnRNP) C plays a key role in RNA processing but also exerts a dominant negative effect on responses to 1,25-dihydroxyvitamin D(1,25(OH)2D) by functioning as a vitamin D response element-binding protein(VDRE-BP). hnRNPC acts a tetramer of hnRNPC1(huC1) and hnRNPC2(huC2), and organization of these subunits is critical to in vivo nucleic acid-binding. Overexpression of either huC1 or huC2 in human osteoblasts is sufficient to confer VDRE-BP suppression of 1,25(OH)2D-mediated transcription. However, huC1 or huC2 alone did not suppress 1,25(OH)2D-induced transcription in mouse osteoblastic cells. By contrast, overexpression of huC1 and huC2 in combination or transfection with a bone-specific polycistronic vector using a ‘‘self-cleaving'' 2A peptide to co-express huC1/C2 suppressed1,25D-mediated induction of osteoblast target gene expression. Structural diversity of hnRNPC between human/NWPs and mouse/rat/rabbit/dog was investigated by analysis of sequence variations within the hnRNP CLZ domain. The predicted loss of distal helical function in hnRNPC from lower species provides an explanation for the altered interaction between huC1/C2 and their mouse counterparts. These data provide new evidence of a role for hnRNPC1/C2 in 1,25(OH)2D-driven gene expression, and further suggest that species-specific tetramerization is a crucial determinant of its actions as a regulator of VDR-directed transactivation.Thomas S Lisse Kanagasabai Vadivel S Paul Bajaj Rui Zhou Rene F Chun Martin Hewison John S Adams 2014Bone Research2014,2,2:2
5Towards curative therapy in gastric cancer:Faraway, so close!显示文摘Although recent diagnostic and therapeutic advances have substantially improved the survival of patients with gastric cancer(GC), the overall prognosis is still poor. Surgery is the only curative treatment and should be performed in experienced centers. Due to high relapse following surgery, complementary and systemic treatment aimed at eradicating micrometastasis should be performed in most cases. Cytotoxic treatments are effective in downstaging locally advanced cancer, but different sensitivities and toxicities probably exist in different GC subtypes. Current treatment protocols are based primarily on clinical data and histological features, but molecular biomarkers that would allow for the prediction of treatment responses are urgently needed. Understanding how host factors are responsible for inter-individual variability of drug response or toxicity will also contribute to the development of more effective and less toxic treatments.Marília Cravo Catarina Fidalgo Rita Garrido Tania Rodrigues Gon?alo Luz Carolina Palmela Marta Santos Fábio Lopes Rui Maio 2015World Journal of Gastroenterology2015,21,41:2
6Caveolin-1mammary stem cells and estrogen-dependent breast cancers显示文摘Sotgia F Rui H Bonuccelli G 2006Cancer Res2006,66,10:1
7Image retrieval: current techniques, promising directions, and open issues显示文摘Rui Y Huang T S Chang S F 1999Journal of Visual Communication and Image Representation1999,10,:1
8Image retrieval: current tech-niques, promising directions, and open issues显示文摘RUI Y’ HUANG T S CHANG S F 1999Visual Communi-cation and Image Representation1999,10,1:1
9Carbon Coated Li4 TisOf2 Nanorods as Superior Anode Material for High Rate Lithium Ion Batteries 显示文摘LUO H J SHEN L F RUI K 2013Journal of Alloys and Compounds2013,572,:1
10Cross-talk between neurons and astrocytes in response to bilirubin:adverse secondary impacts显示文摘Ana Sofia Falc?o Rui F M Silva Ana Rita Vaz 0,,:1
11Persistence and Global Stability of a Ratio-Dependent Predator-Prey Model with Stage Structure显示文摘 Chaplain M A J Davidson F A 2004Appl Math Comput2004,158,:1
12Image retrieval: current techniques, promising directions, and open issues显示文摘RUI Y HUANG T S CHANG S F 1999Journal of Visual Communication And lmage Representation1999,10,1:1
13Caveolin-1, mammary stem cells, and estrogen-dependent breast cancers 显示文摘Sotgia F Rui H BonucceUi G 2006Cancer Res2006,66,10:1
14Image retrieval,current techniques,promising directions,and open issues显示文摘RUI Y HUANG T S CHANG S F 1999Journal of Visual Communication and Image Representation1999,10,1:1
15Permanence and periodicity of a delayed ratio-dependent predator-prey model withstage structure显示文摘Xu Rui Chaplain M A J Davidson F A 2005Math Anal Appl2005,303,:1
16Hand-arm vibration syndrome and upper limb disorders associated with forestry work 显示文摘Bovenzi M Rui F Versini W 2004Med Lay2004,95,4:1
17Ef-fect of methyl jasmonate on quality and antioxidant activity of post-harvest loquat fruit显示文摘CAO S F ZHENG Y H YANG Z F WANG K T RUI H J 2009Journal of the Science of Food and Agricul-ture2009,89,12:1
18Experimental and numerical analysis of the friction drilling process显示文摘Scott F Miller Rui Li Hsin Wang 2006Journal of Manufacturing Science and Engineering2006,128,:1
19Image retrieval:current techniques, promising directions,and open issues显示文摘RUI Y HUANG T CHANG S F 1999Journal of Visual Communication and Image Representation1999,,10:1
20Characterization and supereritical carbon dioxide extraction of walnut oil显示文摘Rui Oliverira Rodrigues M F Benardo Gil M G 2002Journal of the American Oil Chemists'' Society2002,,3:1
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