... sensitivity of 80% and a specificity of 70% (AUC 0.8) with a cut-off value of less than 1.95 cm/s Poor agreement between VVI and TDI measurements have been previously demonstrated, and therefore ... specificity of 87 % was calculated for the detection of infarcted segments (AUC 0.6, confidence interval 0.53 – 0.64) A 111 cut-off value of –10.34% resulted in a sensitivity of 54 % and specificity of ... strain and velocities in comparison to segments with no LE Comparing segments with LE ≥ 51% and LE 1-50% presented a significant difference of tissue velocities (S´ and E´), but not of strain and...
Ngày tải lên: 25/10/2012, 11:15
... and demand, the number and importance of buyers and sellers, prices, quality standards, etc Although it may not always be straightforward to obtain precise figures on this, an understanding of ... introduction of error and loss of time efficiency Nowadays, the use of computers and statistical programmes is fairly standard for the analysis of quantitative data Aside from common database and statistical ... Box indicates examples of how the two survey techniques can draw on each other during the survey design, and data collection and analysis stages Combinations of quantitative and qualitative methods...
Ngày tải lên: 07/03/2014, 00:20
Báo cáo " A combination of the identification algorithm and the modal superposition method for feedback active control of incomplete measured systems " doc
... 137 locations of the sensors The time delay is taken with 1/500 and 1/800 of total duration time T Some of the controlled results are shown in table and Fig and In Fig and 7, thin and dotted lines ... 2-dimensional vector The histories of components of E(t) are plotted in Fig and for each case of the location of sensor a) b) c) Fig The history of the 1st component of error term E(t), sensor locates ... in [1] Let T be the time duration of the action of external excitation Let all the components of state x(t) can be measured and all components of its first and second order derivatives can be...
Ngày tải lên: 28/03/2014, 13:20
Báo cáo " A combination of the identification algorithm and the modal superposition method for feedback active control of incomplete measured systems" doc
... 137 locations of the sensors The time delay is taken with 1/500 and 1/800 of total duration time T Some of the controlled results are shown in table and Fig and In Fig and 7, thin and dotted lines ... 2-dimensional vector The histories of components of E(t) are plotted in Fig and for each case of the location of sensor a) b) c) Fig The history of the 1st component of error term E(t), sensor locates ... in [1] Let T be the time duration of the action of external excitation Let all the components of state x(t) can be measured and all components of its first and second order derivatives can be...
Ngày tải lên: 28/03/2014, 13:20
báo cáo hóa học:" Augmented inhibition of angiogenesis by combination of HER2 antibody chA21 and trastuzumab in human ovarian carcinoma xenograft" pptx
... migration and combination of chA21 and trastuzumab induced a further suppression Potent inhibition of pAKT activity by combination of chA21 with trastuzumab Figure Detection on secretion of VEGF ... density (MOD) values of VEGF in the chA21 plus trastuzumab treatment group were 60% of the control, lower than those of 80% and 77% in individual treatment groups of chA21 and trastuzumab, respectively ... combination of chA21 and trastuzumab induced a further inhibition of VEGF protein expression (Fig 3B) Enhanced suppression of HUVECs proliferation and migration by combination of chA21 with trastuzumab...
Ngày tải lên: 20/06/2014, 07:20
Báo cáo hóa học: " Research Article Combination of Adaptive Feedback Cancellation and Binaural Adaptive Filtering in Hearing Aids" pot
... 1997 [6] M Doerbecker and S Ernst, Combination of two- channel spectral subtraction and adaptive Wiener post-filtering for noise reduction and dereverberation,” in Proceedings of the 8th European ... kRR (53) where FL: and BL: denote the first row of F and B, respectively, that is, the transfer functions applied to the left LS signal FR: and BR: denote the second row of F and B, respectively, ... used two microphones, the (block-diagonal constrained) AFC consisted of two adaptive filters (see Figure 3) Finally, to avoid other sources of interaction effects and concentrate on the AFC-BSS combination, ...
Ngày tải lên: 21/06/2014, 22:20
Báo cáo toán học: "Two-stage allocations and the double Q-function" pdf
... same hash value The model of random equiprobable allocations of particles (hash values of different input words) into N cells (elements of B) is often used in the analysis of collision search algorithms ... electronic journal of combinatorics 10 (2003), #R21 2 Two- stage allocations Let m + n particles be thrown randomly, independently of each other into N cells, using the following two- stage procedure ... average than for the case of equiprobable allocations Indeed, we will show that √ πN Eν = + + o(1) for the two- stage procedure “the random choice of σ — the hashing of words with the same length”...
Ngày tải lên: 07/08/2014, 07:21
Báo cáo lâm nghiệp: "Variation in the composition and content of ellagitannins in the heartwood of European oaks (Quercus robur and Q petraea). A comparison of two French forests and variation with heartwood age" ppt
... Limousin region of France From each of these clear felled sites 20 randomly selected trees, of suitable quality for cooperage, were chosen During the splitting of logs and cutting of bolts, two staves ... estimate for b of -0.0219 with a standard error of 0.0007 and an R of 0.988 Therefore, if one knows the level of tannins in the outermost heartwood, that in the heartwood of age a may be estimated a ... up to 10% of the dry weight of heartwood of European oak (Scalbert et al, 1988) Numerous studies have reported how the concentration of soluble tannins declines as the age of the heartwood increases,...
Ngày tải lên: 08/08/2014, 18:21
Báo cáo y học: "Dissection of a DNA-damage-induced transcriptional network using a combination of microarrays, RNA interference and computational promoter analysis" pot
... required for the induction of much of the network, the two downstream regulators mediated the activation of largely disjoint sets of genes Thus, we dissected the network into two major arms Statistical ... manipulate and characterize gene function in mammalian cells is the use of RNA interference (RNAi) for targeted silencing of specific genes [5-7] The combination of global gene-expression profiling and ... induction of the NFκB arm (cluster 1), suggesting a positive effect of p53 on the induction of the NFκB mediated response; and the absence of Rel-A leads to increased activation of a subset of the...
Ngày tải lên: 14/08/2014, 14:21
ELECTRICAL CHARACTERIZATION OF TWO DIMENSIONAL CARBON AND VO2 IN ULTRAHIGH VACUUM
... measurements on CNW/Cu (a) and etched single-layer graphene on Cu (c) and schematic of the CNW (b) and graphene sample (d) Insets of (a) and (c) are SEM images of the CNW/Cu and etched single-layer ... Photograph of the Omicron UHV System 31 Fig 3.2 Sample stage and schematic of the probe and electromagnet setup used in this work 32 Fig 3.3 Photograph of the Carbon Nanotube Deposition System and a ... schematic band diagrams and explanations have been widely adopted by many works [Fig 2.6(b)] Firstly, the oxygen 2p and the vanadium 3d orbitals hybridize to form σ, σ*, π and π* bands The σ and π bands...
Ngày tải lên: 08/09/2015, 15:25
Proteomics approach on the identification of virulence factors of enteropathogenic and enterohemorrhagic escherichia coli (EPEC and EHEC) and further characterization of two effectors espb and nlei
... such as those of serotype O26:H11 (Mills and Payne 1995) The growth of E coli O157:H7 is stimulated by the presence of heme and hemoglobin, and the lysis of erythrocytes by one or more of the hemolysins ... EPEC and EHEC and the epidemiology and pathogenesis of these two pathogens will be further discussed in the following paragraphs I.1.2 Epidemiology of EPEC EPEC refers to an important category of ... 1940s and 1950s as causes of epidemic and sporadic infantile diarrhea (Levine and Edelman, 1984) EPEC is an established aetiological agent of human diarrhea and remains an important cause of infant...
Ngày tải lên: 15/09/2015, 17:09
Photoimmunotherapy of melanoma via combination of hypericin photodynamic therapy and in vivo stimulation of dendritic cells by PNGVL3 HFLEX plasmid DNA
... action of the innate and adaptive immune system (O’Neill and Bhardwaj, 2007) The innate arm of the immune system is composed of phagocytic cells, NK cells and complement which provide an early and ... is the main focus of the present study and will be discussed in detail later Intra-tumoral injection of DCs offers the theoretical advantage of in vivo loading and activation of DCs which should ... Photoimmunotherapy of murine melanoma via combination of hypericinphotodynamic therapy and in vivo stimulation of dendritic cells by pNGVL3hFlex plasmid DNA Oral presentation at the 10th World Congress of the...
Ngày tải lên: 28/11/2015, 13:45
Báo cáo hóa học: " Closing two doors of viral entry: Intramolecular combination of a coreceptor- and fusion inhibitor of HIV-1" docx
... contributed to the antiviral activity of BFFI Mechanism of action of BFFI In order to understand the mechanism for the antiviral potency of BFFI and the contribution of the individual inhibitors to ... D X4 HIV X4 HIV CXCR4 Figure Proposed model of the mechanism of action of BFFI Proposed model of the mechanism of action of BFFI The fusion process of an R5 virus with the host cell is depicted ... with pre-clinical and/ or clinical proof -of- concept studies Clinical proof of antiviral activity has been demonstrated for PRO-140 developed by Progenics Pharmaceuticals [10,11] and CCR5 mAb004...
Ngày tải lên: 20/06/2014, 01:20
Báo cáo lâm nghiệp: " Impact of drought and leaf development stage on enzymatic antioxidant system of two Populus deltoides × nigra clones" potx
... activity (E and F), catalase activity (G and H), and peroxidase activity (I and J) of expanding (white) and recently mature leaves (black) of clones ‘Dorskamp’ (A, C, E, G, and I) and ‘Luisa_Avanzo’ ... Determination of superoxide dismutase (SOD) isoforms in poplar One example of SOD zymogram corresponding to two replicates (1 and 2) for recently mature leaves of control cuttings of clone ‘Luisa_Avanzo’ ... both clones For the two clones, use of inhibitors allowed identification of one Fe-SOD, one Mn-SOD and two Cu/Zn-SOD (Fig 2A) In control conditions, main isoforms were Fe-SOD and Mn-SOD for both...
Ngày tải lên: 08/08/2014, 00:22
Báo cáo y học: "Eyes wide shut - unusual two stage repair of pectus excavatum and annuloaortic ectasia in a 37 year old marfan patient: case report." pdf
... became visible After heparinization and installation of the extracorporal circulation with aortic cannulation of the arch and venous cannulation using a two- stage cannula placed into the right ... performed single -stage repairs became evident [4-6] We now report about an unusual two- stage repair of a pectus excavatum and an annuloaortic ectasia in a 37 Grapow et al Journal of Cardiothoracic ... Grapow et al.: Eyes wide shut - unusual two stage repair of pectus excavatum and annuloaortic ectasia in a 37 year old marfan patient: case report Journal of Cardiothoracic Surgery 2011 6:64 Figure...
Ngày tải lên: 10/08/2014, 09:21
báo cáo khoa học: "Management of stage one and two-E gastric large B-cell lymphoma: chemotherapy alone or surgery followed by chemotherapy?" potx
... Musshoff modification of Ann Arbor system [6] which divided stage II disease into stage IIE1 and stage IIE2 In stage IE the tumor remains confined within the stomach; in stage IIE1 the perigastric ... surgery is not required Review of the liter- ature showed that most of the relevant studies of treatment and outcome of PGL, considered small numbers of patients and were conducted retrospectively ... conceived of the study, and participated in its design and coordination HE and MI: review of the final manuscript and revising it critically for important intellectual content All authors read and...
Ngày tải lên: 10/08/2014, 22:21
Báo cáo y học: "Effects of p-Synephrine alone and in Combination with Selected Bioflavonoids on Resting Metabolism, Blood Pressure, Heart Rate and Self-Reported Mood Changes"
... [29] in a double-blinded, randomized, placebo-controlled protocol to compare the effects of p-synephrine alone and in combination with different amounts of hesperidin and naringin on: (1) resting ... 2001; 56: 891-898 Manach C, Morand C, Gil-Izquierdo A, et al Bioavailability in humans of the flavanones hesperidin and naringin after the ingestion of two doses of orange juice Eur J Clin Nutr ... subjects, animals and cell culture systems have shown that the two flavonoids exhibit a wide range of potentially beneficial physiological and biochemical effects Naringen and/ or hesperidin or...
Ngày tải lên: 25/10/2012, 11:04
Báo cáo y học: "Comparison between single antiplatelet therapy and combination of antiplatelet and anticoagulation therapy for secondary prevention in ischemic stroke patients with antiphospholipid syndrome"
... miscarriages, and livedo reticularis Materials and Methods We focused on the secondary prevention of stroke with APS, and compared single antiplatelet therapy and a combination of antiplatelet and anticoagulation ... [7] recently reported the results of the first randomized, double-blind, controlled trial of two different intensities of warfarin treatment on the prevention of recurrent thrombotic events in ... but these were not thought to be potential embolic sources Two of these patients were randomized to the combination therapy group, and the other to the single modality group Kaplan-Meier survival...
Ngày tải lên: 26/10/2012, 09:48
Báo cáo y học: " Two-stage procedure in the treatment of late chronic hip infections spacer"
... maintaining limb length and joint mobility, minimising soft-tissue contracture and scarring, and facilitating second -stage reimplantation and therefore, should be used as the first option of treatment for ... into the cement and therefore, the total dose of antibiotics should not exceed 10% of the weight of the cement in order to avoid fracture of the cement spacer [27] The implantation of an ALC spacer ... time of reimplantation and allow delivery of the antibiotics of choice according to sensitivities [23,36] The disadvantage of a static spacer is that it does not allow physiological motion of the...
Ngày tải lên: 26/10/2012, 09:53
Removal of arsenic from synthetic groundwater by adsorption using the combination of laterite and ironmodified activated carbon
... LA/AC-Fe ratio of 0.3m/0.2m, flow rate of to 6mL/min (or space velocity of 0.98-1.47m3/m3h), pH of 7-8, and initial arsenic concentration of 0.1-0.5mg/L, to obtain a breakthrough time of more than ... flasks Each of them contained 5g of adsorbents (adsorbent dose) and - 45 - Journal of Water and Environment Technology, Vol 6, No.1, 2008 1000mL synthetic groundwater with various levels of total ... (25oC) and atmospheric condition The samples were taken then acidified and analyzed for residual arsenic concentration A mixture of 70% As[III] and 30% As[V] was used in all of the experiments and...
Ngày tải lên: 05/09/2013, 09:38