quantitative modeling of sleep dynamics
Báo cáo khoa học: Quantitative modeling of triacylglycerol homeostasis in yeast – metabolic requirement for lipolysis to promote membrane lipid synthesis and cellular growth potx
... after the inoculation of cells into fresh culture medium; and, most importantly, (c) yields a quantitative description of the utilization of TAG depots for the production of membrane lipids in ... consequence of the sharing of a constant amount of LD between an increasing number of cells From our measurements, and in agreement with published data [16,17], we found that LD typically consists of ... previous implementations of stationary and dynamic FBA [9– 13] insofar as we experimentally determined the time dependence of glucose and ethanol concentrations, as well as of cell mass (growth)...
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Báo cáo khoa học: "Quantitative modeling of the neural representation of adjective-noun phrases to account for fMRI activation" doc
... presented with 12 text labels of objects (e.g dog) and were instructed to think of the same properties of the stimulus object consistently during multiple presentations of each item The participants ... set of 25 verbs Following the work of Bullinaria and Levy (2007), we consider the “basic semantic vector” which normalizes n(c,t), the count of times context word c occurs within a window of words ... object-modifying adjectives Some of the phrases contained adjectives that changed the meaning of the noun In the case of vehicle nouns, adjectives were chosen to modify the manipulability of the nouns (e.g.,...
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A framework for quantitative modeling of strategy risk and value
... amount of the business’s earnings and Sustainability of Earnings: A Framework for Quantitative Modeling of Strategy, Risk, and Value the growth rate of its earnings, but also its “sustainability of ... profitability of various types of customer segments and insurance contracts Panning addresses the larger question of the value of the firm; he focuses on the probability of the Sustainability of ... product that the firm offers and simply Sustainability of Earnings: A Framework for Quantitative Modeling of Strategy, Risk, and Value retain the risk for themselves? All of these questions are...
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Dynamics in Human and Primate Societies: Agent-Based Modeling of Social and Spatial Processes pdf
... Dynamics in Human and Primate Societies: Agent-Based Modeling of Social and Spatial Processes This page intentionally left blank DYNAMICS IN HUMAN AND PRIMATE SOCIETIES Agent-Based Modeling of ... occur where the isoclines of x-2 intersect with those of x\ Following the directions of the arrows representing the direction of change of x\ and x%, one sees that one of the groups grows until ... Chair, Department of Physics, University of Illinois Prof Marcus W Feldman Director, Institute for Population & Resource Studies, Stanford University Prof Murray Gell-Mann Division of Physics & Astronomy,...
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Báo cáo hóa học: " Modeling of polyethylene, poly(l-lactide), and CNT composites: a dissipative particle dynamics study" docx
... temperature The meaning of Nm is the number of molecules in one DPD bead In this study, the number of PE molecules in one bead is Then, the repulsive parameter (aii) of the same kind of polymer can be ... f i dt Page of b However, in a DPD simulation, all of the beads in the system are of the same volume regardless of the number of and kinds of different molecules comprising the beads This assumption ... and riy denote the position vector of the particle i, whereas rcx and rcy denote the position vector of the center of mass of polymer chain The three eigenvalues of G are denoted by Rg12 (major...
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Atomistic modeling of energetics and dynamics of diffusive and frictional phenomena in c60 graphene based systems
... regimes of surface diffusion in C60/graphene system according to the effect of temperature and rotational degrees of freedom (DOFs) of the admolecule In the case of rotational C60 (the set of arrows ... C60/graphene, the effect of electronic excitations on the dynamics of the adsorbate is negligible, studying the dynamics of this system would help evaluate the contribution of lattice thermal vibrations ... the rotational DOFs alter the diffusion regimes? 2) How to quantify the effect of rotational DOFs on the mobility of admolecules in each regime? 3) What is the role of rotational DOFs in the interactions...
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Computational modeling of cell signaling dynamics hypothesis management and parameter estimation methods applied to the akt pathway
... biological questions, of different model abstraction levels, and of different disciplines of science First, biologist collaborators were often unfamiliar with the use of computational modeling in experiment ... being modeled often contain poorly understood aspects Further, the temporal dynamics of cell signaling pathway is complex and unintuitive, as the dynamics of proteins in the pathways are often interdependent ... MOTIVATIONS FOR MODELING DYNAMICS OF AKT PHOSPHORYLATION UPON ACTIVATION BY GROWTH FACTORS 67 4.4 REDOX REGULATION OF AKT ACTIVATION PATHWAY 68 4.5 REGULATION OF INTRACELLULAR...
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Experimentation, modeling and control of calcium dynamics in human vascular endothelial cells
... necessary to gain a comprehensive understanding of the interplay among shear stress, ATP and calcium dynamics The significance of quantitative analysis of the whole system is obviously seen Based ... function of the magnitude of shear stress in the range of → 1P a Their linear model takes the form of S(τw ) = Smax · τw , (2.1) where S(τw ) is the ATP release rate induced by the shear stress of ... Although their models captured a number of important features of the shear stress induced ATP release process and have been widely applied in the modeling of calcium dynamics in VECs (Comerford et al...
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Mathematical modeling of circular dorsal ruffles and lamellipodial dynamics in single and collective cell migration
... movement A good appreciation of the biochemical nature of actin dynamics is essential in the understanding of cell migration This was achieved by studying the dynamics of circular dorsal ruffles (CDR), ... Schematic of the major components of the lamellipodium 80 15 Different types of lamellipodial dynamics observed 91 16 Phase diagram depicting the three types of lamellipodial dynamics ... modeling of cell locomotion studied the effect of receptor-ligand dynamics at the adhered area on the migration of a viscoelastic cell [57] With the introduction of asymmetrical distribution of receptor/ligands...
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Nonlinear dynamics and modeling of heart and brain signals
... Implementation of the PRNN Network 156 7.4 Modeling of HRV Signals 157 7.4.1 Validation of the Signal Model 165 7.5 Modeling of EEG Signals 167 7.5.1 Validation of the ... NONLINEAR DYNAMICS AND MODELING OF HEART AND BRAIN SIGNALS KANNATHAL NATARAJAN (M.Sc., Nanyang Technological University) A THESIS SUBMITTED FOR THE DEGREE OF DOCTOR OF PHILOSOPHY DEPARTMENT OF ELECTRICAL ... problems of modeling transient behavior of biological systems The importance of biological time series analysis, which exhibits typically complex dynamics, has long been recognized in the area of non-linear...
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Molecular modeling of localized collective motions and dynamics in proteins
... protein dynamics probe of H-bond breaking In the second part of this thesis, protein dynamics of hydrogen bond disruption is studied by MSHA 1.6 Outline of this thesis The second chapter of this ... the motions of groups of atoms (i.e individual side 10 PHD thesis National University of Singapore Cao zhiwei chains) or whole sections of a protein (i.e loops of chain, domains of secondary ... characteristic of these two forms of mechanisms of protein flexibility are summarized in Fig 1.6 and Table 1B According to analysis from Gerstein, motions of close packed segments of polypeptide...
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Modeling of wind load on tall buildings using computational fluid dynamics
... Solution of MDOF equations: Rayleigh – Ritz method The Rayleigh-Ritz method is one of the most convenient procedures for evaluating the first several modes of vibration of the system The main idea of ... love and support during the two years of this study i TABLE OF CONTENTS Acknowledgements i Table of Contents ii Summary iv Notations v List of Figures vii List of Tables viii CHAPTER CHAPTER INTRODUCTION ... Response of Tall Buildings CHAPTER CHAPTER 2.3.1 Governing Equations of Motion 21 2.3.2 Solution of MDOF equations: Rayleigh-Ritz Method 22 COMPUTATIONAL MODELS 3.1 Auxiliary Simulation of Spatial...
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Hydraulic modeling of open channel flows over an arbitrary 3-d surface and its applications in amenity hydraulic engineering
... surface profile with conditions of Exp-2…………….79 Figure 6.11 Steady water surface profile with conditions of Exp-5…………….80 Figure 6.12 Steady water surface profile with conditions of Exp-6…………….80 ... plot of water surface in 2D simulation of Exp-1 …………….95 Figure 6.35 Carpet plot of water surface in 2D simulation of Exp-2…………… 95 Figure 6.36 Carpet plot of water surface in 2D simulation of ... plot of water surface in 2D simulation of Exp-4…………… 96 Figure 6.38 Carpet plot of water surface in 2D simulation of Exp-5…………… 97 Figure 6.39 Carpet plot of water surface in 2D simulation of Exp-6……………...
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MÔ HìNH HOá QUá TRìNH TRAO ĐổI NHIệT ẩM TRONG MáY ấP TRứNG GIA CầM Modeling of heat and mass transfer in chicken egg incubators
... Segerlind L.J, (1988), Modeling Simultaneous Heat and Mass Transfer in Isotropic Sphere, Trans ASEA, pp 31 Husain A., Chen C.S., Clayton J T, Whitney L.F (1972), Mathematical Simulation of Mass and Heat ... D McDaniel (2004), A Practical Manual for Understanding the Shell Structure of Broiler Hatching Eggs and Measurement of their Quality, Mississipi State University, p 3-5 ... hợp hệ thống điều khiển cho toàn hệ thống Tài liệu tham khảo Crank J., (1975), The Mathematics of Diffusion, Oxford University Press, Bala, B K (1998), Solar drying systems: Simulations and optimization,...
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ISOTOPE HYDROGRAPH SEPARATION FOR MODELING OF RUNOFF MECHANISMS OF ATMOSPHERICALLY DERIVED CHEMICAL AND RADIOACTIVE POLLUTANTS
... 22-23 of 2003 The amount of precipitation was 30 mm in total Figure shows the precipitation record of the studied event (Fig 2a) and the record of the river flow rate (solid line, Fig 2b) of the ... measurement, considering of their respective analytical errors A concept of two-component mixing was employed, in which it was assumed that runoff is composed of a mix of two components: one originating ... and by setting C1 and C2 as mentioned above, the fraction of new water evaluated for the main part of the runoff (0000 of Oct 22 to 1600 of Oct 23, 40 h in total) was found to be as shown in Fig...
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Theoretical modeling of combustion characteristics and performance parameters of biodiesel in DI diesel engine with variable compression ratio
... completeness of combustion and its equal to 6.908, m is a parameter characterizing the rate of combustion The small value of m means a high rate at the beginning of combustion, while a large value of m ... optimazation study for the reduction of Nox emissions of diesel engine working with soybean oil biofuel blendings using diesel-rk software’,27th national convention of chemical engineering, September ... approximation to that of obtained by Diesel-rk software hence, the developed mathematical model is suitable for the prediction of the combustion and performance characteristics of the C.I engine...
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Quantitative aspects of ruminant digestion and metabolism - Phần 1
... of 90 to 120 The velocity of propagation of MMC in the jejunum of normally fed sheep is 18 cm/min, which is similar to the value of 20 cm/min for the velocity of digesta flow in the jejunum of ... formed through direct application of the laws of science Introduction (e.g the law of mass conservation, the first law of thermodynamics) or by application of a continuity equation derived from ... metabolism of ruminants has adapted to the consequences of the production of VFA in the rumen in a number of ways (see Chapters 11 and 12) Acetate is absorbed into the ruminal venous drainage, some of...
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Quantitative aspects of ruminant digestion and metabolism - Phần 2
... Proceedings of the Nutrition Society of Australia 14, 153 Faichney, G.J (1990) Effect of level of intake and grinding of lucerne hay on the efficiency of rumination in sheep Proceedings of the Nutrition ... is the number of units of particle phase (PP) that must be added to (or removed from) one unit of DG to obtain TD and RÃ is the number of units of FP that must be added to one unit of PP to obtain ... as much as 80–90% of the variation in digesta flow (Faichney, 1975b; MacRae, 1975) Measurement of Rate of Passage Measurement of the MRT of a digesta component in a segment of the GI tract requires...
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Quantitative aspects of ruminant digestion and metabolism - Phần 3
... (2000) Estimating the extent of degradation of ruminant feeds from a description of their gas production profiles observed in vitro: comparison of models British Journal of Nutrition 83, 131–142 ... minimize the impact of such loss on the estimate of the extent of degradation As expected, large pore sizes lead to greater loss of particles and undegraded material Aperture size of the bag affects ... factor in estimating the extent of degradation (Dhanoa et al., 1999), providing estimates of the degradation rate of the soluble fraction are available Recovery of matter of non-feed origin in the...
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Quantitative aspects of ruminant digestion and metabolism - Phần 4
... (1990) Effect of rate of intake on ruminal rate of passage of small forage particles Canadian Journal of Animal Science 70, 243–250 Particle Dynamics 151 Grenet, E (1989) A comparison of the digestion ... adhesion of external markers to mark defined particle pools, migration of marker may bias accuracy of estimates of particle movements; application of markers using competitive Particle Dynamics ... Conclusions Our quantitative understanding of the dynamics of particles in the RR has advanced steadily in recent years The main features of importance in determining passage probability of particles...
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