Báo cáo khoa học: "Ring shake in chestnut (Castanea sativa Mill ): State of the art" pps

Báo cáo khoa học: "Ring shake in chestnut (Castanea sativa Mill.): State of the art" pps

... P. Fonti et al.Ring shake in chestnut: State of the artReviewRing shake in chestnut (Castanea sativa Mill. ): State of the artPatrick Fontia*, Nicola Macchioniband ... help in comprehending the mechanism that causes breaking, in particular the type of stress that is principally involved in the develop-ment of the fracture as well as the characteristics of the broken ... that the structure of the single annual ring may influence localshrinkage and consequently could further favour the de-velopment of ring shake in specific annual rings.5. CONCLUDING REMARKSThe...

Báo cáo hóa học: " Signal Processing in High-End Hearing Aids: State of the Art, Challenges, and Future Trends" pptx

... time-varying during the operation of the hearing aid. In Figure 11, the variance of the feedback paths can be ob-served in response to changes in the above given parameters.Corresponding to the ... input signal block.For the determination of the ﬁlter weights, the knowl-edge of the distribution of the real and imaginary parts of Signal Processing in High-End Hearing Aids 2923SPA/D D/AExternal ... describing which of the settings for the algorithms and parameters are optimal in each situation. The deﬁnition of the action matrix is basedon detailed knowledge of the properties of the particular...

Tài liệu Báo cáo khoa học: Verprolin function in endocytosis and actin organization Roles of the Las17p (yeast WASP)-binding domain and a novel C-terminal actin-binding domain doc

... suggests that inter-actions mediated by these two domains are directlyimplicated in polarization of the yeast actin cytoskele-ton. The presence of the novel actin-binding VH2-Cdomain in C-Vrp1p364)817may ... C-Vrp1p364)817may explain why mutations in the N-terminal actin-binding WH2 domain (WH2-1)or even deletion of the entire N-terminal module of Vrp1p did not signiﬁcantly perturb the activity of Vrp1p in polarization ... C-terminal actin-binding submod-ule (CABS) that contains a novel G-actin-binding domain, which we call averprolin homology 2 C-terminal (VH2-C) domain; and a second submod-ule comprising the...

Tài liệu Báo cáo khoa học: "Exploiting Readymades in Linguistic Creativity: A System Demonstration of the Jigsaw Bard" docx

... the scale of the Bard’s genera-tivity, and the quality of its insights.5 Empirical Evaluation The vastness of the web, captured in the large-scale sample that is the Google ngrams, means the Jigsaw ... connecting over 2,500 adjectival prop-erties to one other. We put the intuitions behindthis SlipNet to the empirical test in section five.4 Harvesting Readymades from Corpora In the course of ... image-building criteria to comecrowding in, so they can be stored in a database.Given a rich vocabulary of cultural stereo-types and their properties, computers are capable of indexing and recalling...

Báo cáo sinh học: " Macrogeographic patterns in B-chromosome and inversion polymorphisms of the grasshopper" pps

... direct result of the accu-mulation mechanisms or whether they derive from the action of natural selection(Jones, 1985). The view presently favored inclines to the so-called ... Argentina reported in Goni et al (1985). Table I shows the frequencies of B-carriers in each sample,together with the mean number of heteromorphic bivalents (H) and inversions(I) ... 1973),and in Crepis capillaris, where higher B-frequencies are also the reflection of the suitability of the habitats (Parker et al, 1991).Some of the phenotypic effects of B-chromosomes...

Báo cáo hóa học: " Biomechanical energy harvesting from human motion: theory, state of the art, design guidelines, and future directions" docx

... important to include areview of existing devices. These devices are classifiedaccording to the motions used to harvest the energy andtheir location on the body.Review of the state of the art in energy-harvestingdevicesCenter ... stance phase (the phase in which the foot ison the ground). Others use the energy from the bending of the shoe sole. In both cases, the device aims to use the energy that would otherwise have ... while the human angular velocity fora typical joint is of the order of 20 rpm. Yet, the higher the gear ratio, the greater the losses due to friction, andthehighertheweightofthedevice.Theseconsidera-tions,...

Báo cáo lâm nghiệp:" Ring shake in chestnut: Anatomical description, extent and frequency of failures" pdf

... studies of ring shake in chestnut wood have compared the aspect of the ring shake failures to those of the typologies of stresses imposed on the transversal-radial plane of wood. Butmodelling the ... the tree-felling. Therefore further studies on this topic, with the aim of reducing the risk of ring shake, must consider in partic-ular the development of the crack-form ring shakes that appearbefore ... notincrease with the drying. The green wood ring shakes represent 70% (3260 cm) of the entire observed ring shakes, while a further 30% (1368 cm)developed during the drying process (Tab. I). These lastformed...

Tài liệu Báo cáo khoa học: Endogenous expression and protein kinase A-dependent phosphorylation of the guanine nucleotide exchange factor Ras-GRF1 in human embryonic kidney 293 cells pptx

... result of the lostCa2+⁄ CaM-binding site of the IQ domain, but the missing PH1- and coiled-coil domains may also change the subcellular localization of this version of Ras-GRF1. These domains ... (F340) increases, whereas the ﬂuorescence intensity at 380 nm (F380) decreases upon the binding of Ca2+. The change in the ratio of F340 ⁄ F380 determined the change in Ca2+concentrationinside ... Ca2+⁄CaM-binding IQ domain that is involved in the activa-tion of Ras-GRF1.Stimulation of all the splice variants of the Gs-coupledserotonin receptor 5-hydroxytryptamine7(5-HT7)increases intracellular...

Tài liệu Báo cáo khoa học: Cell surface heparan sulfate proteoglycans Target and partners of the basic ®broblast growth factor in rat Sertoli cells pptx

... of bFGF (Eur. J. Biochem. 269) 509 The bFGF binding requires speci®c motifs on highlysulfated HS chains. Sodium chlorate, in inducing structuralalteration of HS chains, prevents the bFGF binding. ... cells were incubated for 24 heither in the absence or in prese nce of FSH, dbcAMP,cholera toxin or bFGF, either in combination with FSH ordbcAMP or cholera toxin and bFGF.Extraction of total ... [51±54]. Inhibitory transcription factorsthat bind to AP-1 or FIN-1 o r that inactive b inding ortransactivation capacity of, for example, FIN-1 and USF-1,could explain activation or inhibition of...

Báo cáo khoa học: Protein transport in organelles: Protein transport into and across the thylakoid membrane pptx

... for the interaction of the preproteinwith the receptor. The 16 ⁄ 23 chimera is retarded dur-ing translocation; early in the process, the proteinassumes a structure within the membrane in which ... residues in the hydrophobic core and the early mature protein [32]. Binding of the precursorcan occur in the absence of DpH [33] but the thylakoidproton gradient induces a tighter interaction ... and Hcf106 interact withdifferent regions of the signal peptide. cpTatC cross-links strongly to residues in the immediate vicinity of the twin arginine motif, whereas Hcf106 cross-linksless...

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