Báo cáo khoa học: "A pre-operative elevated neutrophil: lymphocyte ratio does not predict survival from oesophageal cancer resection" pps

... 8:1http://www.wjso.com/content/8/1/1Page 8 of 10RESEARC H Open AccessA pre-operative elevated neutrophil: lymphocyte ratio does not predict survival from oesophageal cancer resectionFarhan Rashid1,3*, Naseem Waraich1, ... 39(5):687-699.doi:10.1186/1477-7819-8-1Cite this article as: Rashid et al.: A pre-operative elevated neutrophil: lymphocyte ratio does not predict survival from oesophageal cancer resection. World Journal of Surgical Oncology ... Larvin1,3, Syed Y Iftikhar1,3AbstractBackground: Elevated pre-operative neutrophil: lymphocyte ratio (NLR) has been identified as a predictor of survival in patients with hepatocellular and colorectal...

Tài liệu Báo cáo khoa học: A novel nuclear DNA helicase with high speciﬁc activity from Pisum sativum catalytically translocates in the 3¢ﬁ5¢ direction docx

... plants: two from pea chloroplast, CDH I and CDH II [11,12] and two from pea nuclei, PDH45 and PDH65 [13,14]. We nowreport the puriﬁcation and characterization of anothernovel DNA helicase from pea ... 106UÆmg)1(Table 1). The enzymepreparation did not contain any detectable DNA poly-merase, ligase, topoisomerase, nicking or nuclease activity(data not shown). PDH120 did not cross-react withantibodies ... DNA helicases from calf thymus [18].The enzyme does not require a fork-like structure for itsoptimum activity as it has similar activity whether thesubstrate contains tail(s) or not. This property...

Báo cáo khóa học: A new UV-B absorbing mycosporine with photo protective activity from the lichenized ascomycete Collema cristatum docx

... skin cancer [5–7]. Most commercial sunscreens are designed to preventsunburn on the assumption that this activity will also preventskin cancer [8–10]. However, the dramatic increase in skin cancer ... our demonstration of the photoprotective properties of a mycosporine, isolated from thelichenized ascomycete Collema cristatum. This mycosporine,which we have named Collemin A, has not been ... of Evolution.Isolation and cultivation of mycobiontsMycobionts from Collema cristatum were obtained from thespores discharged from the apothecia of a thallus, and wereCorrespondence to M. Srebnik,...

Báo cáo khoa học: "A Cost Sensitive Part-of-Speech Tagging: Differentiating Serious Errors from Minor Errors" pptx

... However, the errors are not equally im-portant, since some errors affect the perfor-mance of subsequent natural language pro-cessing (NLP) tasks seriously while others do not. This paper aims ... stillexists room to improve supervised POS tagging interms of error differentiation.It should be noted that not all errors are equallyimportant in POS tagging. Let us consider the parsetrees in Figure ... structure of Figure 2 as a loss,another loss function Lt(yi, yj) is deﬁned asLt(yi, yj) =12[Dist(Pi,j, yi) + Dist(Pi,j, yj)] × γ, (3)where Pi,jdenotes the nearest common parent...

Báo cáo khoa học: A role of monocyte chemoattractant protein-4 (MCP-4)/CCL13 from chondrocytes in rheumatoid arthritis doc

... CCL13 on FLS proliferation.PD98059 did not inhibit basal proliferation of RAFLSs (Fig. 4A). The FLSs from both RA and OApatients were similar, and we present the data from theRA-derived FLSs.Association ... signifi-cantly increased RA FLS proliferation, and inhibition of ERK phos-phorylation by PD98059 significantly inhibited FLS proliferation.PD98059 did not inhibit basal proliferation of RA FLSs. Bars showthe ... (2004) CC and CXC chemokinereceptors mediate migration, proliferation, and matrixmetalloproteinase production by fibroblast-likesynoviocytes from rheumatoid arthritis patients.Arthritis Rheum...

Báo cáo khoa học: "A comparison of photosynthetic responses to water stress in seedlings from 3 oak species: Quercus petraea (Matt) Liebl, Q rubra L and Q cerris L" doc

... cerris, whichdid not exhibit such an over-reduction, did not suffer from increased sensitivity to highirradiance. Differences in the abilities ofphotorespiration to compensate ... leafdehydration in the dark for Q petraea (Ep-ron and Dreyer, 1992) and for a large spec-trum of species (Dreyer et al, 1992). Rapidleaf dehydration does not affect ... resulted from both a decrease in Fm and an in-crease in F0 (data not shown). Low Fv/Fmvalues of ≈ 0.5 were reached at the lowestwater potentials. It is worth noting...

Báo cáo khoa học: "A study of lymph node ratio in stage IV colorectal cancer" pps

... significance does strengthen the hypothesis Cancer- specific survival in stage IV colorectal cancer by lymph node ratio group 1–3Figure 1 Cancer- specific survival in stage IV colorectal cancer by ... stage IV colorectal cancer by lymph node ratio group 1–3. Group 1 correspond to a low quota /ratio and 3 to a high ratio. Table 2: Survival by lymph node ratio group and therapy eligibility (median ... aregistration of detailed clinical and pathological data. Theregistration is consecutive since 1999 for all patientstreated at our unit for colorectal cancer. The study and reg-istration was...

Báo cáo khoa học: "Early clinical experience with volumetric modulated arc therapy in head and neck cancer patients" ppsx

... glands of all patients was excluded from the analysis having 40% of its volume inside the PTV: inthis case it was not considered in the optimisation pro-cess to not compromise the target coverage. ... in dose/fraction for the high dose level does not correspond to an increase of dose to the OARs (27).This opportunity is widely used for head and neckcancers, differentiating the high risk, ... therapyin head and neck cancers: an update. Head and Neck 2007, 29:387-400.3. Popovtzer A, Eisbruch A: Advances in radiation therapy of head and neck cancer. Expert Rev Anticancer Ther 2008, 8:633-644.4....

báo cáo khoa học: " Rapamycin potentiates cytotoxicity by docetaxel possibly through downregulation of Survivin in lung cancer cells" ppsx

... its relevance to cancer. Cancer Cell2005, 8:179-183.2. Bjornsti MA, Houghton PJ: The TOR pathway: A target for cancer therapy.Nature Reviews Cancer 2004, 4:335-348.3. Vignot S, Faivre S, ... associatedwith cell proliferation and survival [52,53]. Similar toSurvivin’ s role in cancer, the phosphorylation level ofERK1/2 is often found upregulated in cancer cel ls andinhibitors ... in lung cancer cells and to probe the mechanism underlying suchenhancement.Methods: Lung cancer cells were treated with docetaxel and rapamycin. The effect on the proliferation of lungcancer...

Báo cáo khoa học: A ‘pure’ chemoattractant formylpeptide analogue triggers a speciﬁc signalling pathway in human neutrophil chemotaxis potx

... expressed in terms of chemotacticindex using the following ratio: migration towards testattractant minus migration towards the buffer ⁄ migrationtowards the buffer.StatisticsStatistical analyses ... concentrations used, dimethylsulfoxide did not interfere with any of the biological assaysperformed.Cell preparationNeutrophils were isolated from the peripheral blood ofhealthy human volunteers ... IC50, the concentration required to reduce to 50%the maximum effect; the concentration–effect curvewas performed for each inhibitor assaying the chemo-tactic activity (data not shown). As indicated...

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