Cell Populations with Age and Size Structure 6
Quantifying the development, size, and repertoire diversity of T cell populations
... a cell in the compartment to divide and is given by inverse of the division ...aver- age time a cell spends in an compartment, which is calculated by taking the inverse of all of the efflux rates ...
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CiteSeerX — The contribution of age structure to cell population responses to targeted therapeutics
... individual cell behavior in proliferating cell populations [5, 36, 26, 39, 46, 47, 48, 49, ...to cell-cell ...the cell age struc- tured models we develop here, are their ...
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Differential effects of age on circulating and splenic leukocyte populations in C57BL/6 and BALB/c male mice
... gradual, age-dependent shift from naïve CD44 neg/low cells towards an increase in CD44 med/high cell populations, representing activated or memory phenotypes in mice and humans ...T cell ...
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Influence of maternal body size, condition, and age on recruitment of four brown bear populations
... spans populations of varied ecology, nutrient availability, and population den- sity (Hilderbrand et ...sample size, study duration, and by permit conditions that pre- vented us from determining ages of all ...
Sensitivity equations for a three-staged population model with age-size-structure
... Abstract. In this paper, we present an egg-juvenile-adult model, in which eggs and juveniles are structured by age, while adults by size. The model consists of three first-order partial differential ...
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Habitat-specific size structure variations in periwinkle populations (Littorina littorea) caused by biotic factors
... Shell size distribution patterns of marine gas- tropod populations may vary considerably across di V erent ...the size and density struc- ture of genetically continuous periwinkle populations ...
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Effective Size of Fluctuating Salmon Populations
... and age the N bi within a generation and then taking the har- structure on the basis of sampling only a portion of the monic mean of the generational N e values (as in the ...
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Age Structure, Changing Demography and Effective Population Size in Atlantic Salmon (Salmo salar)
... influences age structure in Atlantic salmon and hence N e and its empirical estimation from genetic ...in) age structure and life history, by using four different ana- lytical models to ...
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Effect of Age Structure on the Outcome of Viral Epizootics in Field Populations of Imported Cabbageworm (Lepidoptera: Pieridae)
... larval age on the progress of epizootics of a granulosis virus was examined in field populations of imported cabbageworm, Artogeia rapae ...larval age classesbeginning 2-3 d after ...three age ...
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Characterizing the Genetic Structure of Populations
... Simulations were conducted using 1000 Monte Carlo data sets of sample sizes n = 100, 400, and 1000 from each of five populations. We compared two estimators, Moment estimator and DM (Dirichlet-multinominal) ...
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Colony genetic structure and effects of inbreeding on body size in three populations of Reticulitermes flavipes in the southeastern U.S.
... worker size, as measured by weight and head width in three geographically separate locations (HI, China, and LA) (Husseneder et ...body size; however, the trend of smaller body size in relation to ...
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Age structure and growth in a large teleost, Cheilinus undulatus, with a review of size distribution in labrid fishes
... the age-based demography of NE Aus- tralian populations of Cheilinus ...estimate age-specific growth and mortality rates, age at maturity, and life span in this ...
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Evaluation of Size Structure in Freshwater Cyanobacterial Populations: Methods to Quantify Risk Associated with Changes in Biomass and Microcystin Concentrations
... of size structure and biomass, quantified using light mi- croscopy and fluorometry, were used to estimate microcystin concentrations through linear regression ...this size-fractionated sample may ...
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A Statistical Characterization of the Genetic Structure of Populations
... Chapter 6 Simulation Studies ...in populations, mutation rates, age of the current generation, unbalanced sampling on our ...simulate populations that follow our model with different parameter ...
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Geographic variation in life-history traits: growth season affects age structure, egg size and clutch size in Andrew’s toad (Bufo andrewsi)
... from populations with longer seasonal activity periods pro- duce smaller eggs, mature earlier and have larger mean age, whereas individuals with shorter activity periods produce smaller ...
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Geographic variation in life history traits : growth season affects age structure, egg size and clutch size in Andrew’s toad (Bufo andrewsi)
... from populations with longer seasonal activity periods pro- duce smaller eggs, mature earlier and have larger mean age, whereas individuals with shorter activity periods produce smaller ...
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The size and structure
... 04 04 16 14 Direct payment recipients The direct payment recipient market is still relatively new and has continued to evolve over recent years. Evidence suggests that increasingly people in receipt of direct payments ...
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THE CELL CHAPTER. Histroy. Unicellular & Multicellular Organism. Ultra Structure of Cell. Cell Size : Cell Shape : Unicellular organisms :
... • It maintains the shape of cell. • It protect the cells from mechanical injury & prevents their desication. • It provide mechanical support against gravity. It is due to rigid cell walls that the aerial ...
Effective size of nonrandom mating populations.
... In a subdivided popu- lation, FIs is the correlation of uniting gametes relative to gametes drawn at random from within a subpopu- lation (a replicate) or, as stated above, [r] ...
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The Probability of Fixation in Populations of Changing Size
... In this article, we have developed simple formulae to describe the probability of fixation and fixation flux of beneficial and deleterious alleles under several models of population [r] ...
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