Báo cáo khoa học: " A conserved predicted pseudoknot in the NS2A-encoding sequence of West Nile and Japanese encephalitis flaviviruses suggests NS1'''''''' may derive from ribosomal frameshifting" ppt

Báo cáo khoa học: " A conserved predicted pseudoknot in the NS2A-encoding sequence of West Nile and Japanese encephalitis flaviviruses suggests NS1'''' may derive from ribosomal frameshifting" ppt

... NS1' from a plasmid containing NS1 and the first 60 aminoacids of NS 2A (hereafter NS1-NS 2A 1 60), they appeared toobtain an NS1' doublet – consistent with a mixture of the zero-frame ... coding sequence, and also at the 5' end of the sequence encoding the NS 2A protein. Such peaks aregenerally indicative of functionally important non-coding sequence elements. The second peakcorresponds ... of West Nile and Japanese encephalitis flaviviruses suggests NS1' may derive from ribosomal frameshiftingAndrew E Firth*1 and John F Atkins*1,2Address: 1BioSciences Institute, University...

Báo cáo khoa học: A novel phosphorylated glycoprotein in the shell matrix of the oyster Crassostrea nippona pptx

... Nogawa, Daishi Yamada,Ryo Yamazaki and Takahiro AkiyamaLaboratory of Cell Biology, Faculty of Environmental Health, Azabu University, Sagamihara, JapanSubsequent to the pioneering work of ... standards; lane A, CBB staining; lane B,Stains-all staining; lane C, negative staining; lane D, Methyl greenstaining. Arrows on the right side of the lanes indicate the position of the 52 kDa ... Murayama E, Inoue H, Ozaki N, Tohse H,Kogure T & Nagasawa H (2004) Characterization of Prismalin-14, a novel matrix protein from the prismaticlayer of the Japanese pearl oyster (Pinctada fucata).Biochem...

Tài liệu Báo cáo khoa học: "Enhanced word decomposition by calibrating the decision threshold of probabilistic models and using a model ensemble" pdf

... changed ourexperimental setup. Instead of dividing datasetsduring 10-fold cross-validation into training and test subsets with the ratio of 9:1 we randomly split the data into training, validation ... Another way of classifying ap-proaches is based on the learning aspect during the construction of the morphological model. If the data for training the model has the same struc-ture as the ... with the goal of measuring how the learningimproves with increasing experience in terms of training set size. We want to remind the reader thatour two algorithms are aimed at small datasets.We...

Báo cáo khoa học: A ribonuclease zymogen activated by the NS3 protease of the hepatitis C virus potx

... higher than that of the unactivated 2C zymogen, and the difference is again the result of both a decrease in kcat and an increase in Km. The increase in kcatonactivation of the 1C and 2C ... ribonucleolytic activity and RIafﬁnity of unactivated and activated 1C zymogen withthose of other RNase A variants, we can estimate the therapeutic potential of an HCV RNase A zymogen.Unactivated 1C ... the NS 4A ⁄ NS3 protease. The initial rates of poly(C) clea-vage by unactivated 1C zymogen, activated 1C zymo-gen, and RNase A are depicted in Fig. 3, and the resulting steady-state kinetic parameters...

Báo cáo khoa học: Key substrate recognition residues in the active site of a plant cytochrome P450, CYP73A1 ppt

... 5¢-GAAGTTAAAGATACAATGATTCAGCTC 5¢-GAGCTGAATCATTGTAACTTTAACTTC-3¢ 48N302D 5¢-CATTGTTGAAGACATCAATGTTG-3¢ 5¢-CAACATTGATGTCTTCAACAATG-3¢ 43N302F 5¢-CTTTACATTGTTGAATTCATCAATGTTGCAGC-3¢ 5¢-GCTGCAACATTGATGAATTCAACAATGTAAAG-3¢ ... 5¢-CAACATTCCTTGTCATCGAACCAAACTC-3¢ 58R103M 5¢-GTTCGAGAACAATGAATGTTGTGTTC-3¢ 5¢-GAACACAACATTCATTGTTCTCGAAC-3¢ 55R103E 5¢-GAACACAACATTCTCTGTTCTCGAACC-3¢ 5¢-GGTTCGAGAACAGAGAATGTTGTGTTC-3¢ 55DKR 5¢-GAAGTTAAAGATACAATGATTCAGCTC ... 5¢-TCCGTATGGCGGCTCCGCTTCTAGTC-3¢ 5¢-GACTAGAAGCGGAGCCGCCATACGGA-3¢ 58I371K 5¢-TCCGTATGGCGAAACCGCTTCTAGTC-3¢ 5¢-GACTAGAAGCGGTTTCGCCATACGGA-3¢ 58K484M 5¢-GATACCGATGAGATGGGTGGGCAGTTTAG-3¢ 5¢-CTAAACTGCCCACCCATCTCATCGGTATC-3¢...

Báo cáo khoa học: "A machine learning approach to the automatic evaluation of machine translation" potx

... the effect of varying the size of the training data. The data point graphed is the average accuracyover the ten samples at a given sample size, witherror bars showing the range from the leastaccurate ... evaluating a system overall, providing feedback to aid in system development, and in evaluatingindividual sentences.Evaluating an MT system overallEvaluating the accuracy of the classifier againstheld-out ... size66676869707172737475767778798081828384010,00020,00030,00040,00050,00060,00070,00080,00090,000100,000110,000120,000130,000140,000150,000160,000170,000180,000Training casesAvg best accuracyAll features Pe r p l e x i t y o n l y Linguistic onlyFigure 1 Accuracy with varying amounts of training data4.2 Varying the amount of training dataFor...

Báo cáo khoa học: " Intensity Modulated Radiotherapy (IMRT) in the postoperative treatment of an adenocarcinoma of the endometrium complicated by a pelvic kidney" pot

... vasculature, and the urinary tract. In one case an ade-nocarcinoma of the uterine cervix in a transplantedpatient was treated initially with Intracavitary BT (lowdose rate) followed by a modified ... a kidney graft in a patient with advanced carcinoma of the cervix by reimplantation of the graft from the pelvisto the upper abdomen in preparation for radiation therapy.Transplantation 1994, ... Fogaroli and Joao V SalvajoliAddress: Department of Radiation Oncology, Hospital do Câncer A C Camargo, São Paulo, BrazilEmail: Marcus S Castilho* - mscastilho@gmail.com; Alexandre A Jacinto...

báo cáo khoa học: " Placenta increta causing hemoperitoneum in the 26th week of pregnancy: a case report" ppt

... such as hemor-rhage, uterine rupture and inversion, and invasion of the urinary bladder, are all related to the site of placentalimpl antation, the depth of myometrial invasion, and the width of ... describe a case leading to uterinerupture associated with massive intra-abdominal hemorrhage.Case presentation: A 34-year-old Caucasian Albanian woman, gravida 2, para 1, was admitted to the emergencydepartment ... rupture line of the uterine wall (haematoxylin and eosin, originalmagnification × 160).Figure 4 Polymorphonuclear lymphocytes infiltrating the uterine wall (haematoxylin and eosin, original magnification...

Báo cáo khoa học: Nanoparticles can induce changes in the intracellular metabolism of lipids without compromising cellular viability docx

... that the accumulation of fat in cytoplasmic LDs in nonadipose cells, such as glia from the hypothalamus, may be an early sign of dam-age and ⁄ or oxidative stress induced by certain types of NP. ... D’Avila et al. [61]. Thus, itappears that biological and artiﬁcial NPs which causeoxidative stress and ⁄ or the release of speciﬁc cytokinesare potentially hazardous and are the prime candidatesfor ... Sigma (Oakville, Canada); formalin from Fisher Scientiﬁc (Nepean, Canada); Alamar bluereagent from Biosource (Montreal, Canada); paraformal-dehyde (PFA) from BDH Laboratories (Poole, UK);glia-speciﬁc...

Báo cáo khoa học: Peroxiredoxins as cellular guardians in Sulfolobus solfataricus – characterization of Bcp1, Bcp3 and Bcp4 pot

... the PCR gene ampliﬁcation proce-dures. For bcp1, the forward primer 5¢-TATCTATCATATGGTAAAAGTGGGGGA-3¢ and the reverse primer5¢-AAGAAGGCCATCTCGAGAGCTGATCT-3¢ contain-ing the NdeI and XhoI restriction ... molecular mass of 16 976.42 Da and a theoretical pI of 8.84. Comparison of the sequences of S. solfataricus Bcps revealed an approximate 35%identity for Bcp1, Bcp3 and Bcp4. A BlastP search against ... in damage to the main biomole-cules and membranes and essential metabolic functions[1]; to maintain a low intracellular ROS level, cells areequipped with an array of antioxidant systems, in...

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