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A Diffusion Approximation for Selection and Drift in a Subdivided Population
... structured population. Results presented here show that a population conforming to Wright’s island model of subdivision with genic selection can be related to an idealized panmictic population ... See full document
8
Selection and Drift in Subdivided Populations: A Straightforward Method for Deriving Diffusion Approximations and Applications Involving Dominance, Selfing and Local Extinctions
... a population has Slatkin (1981) used a low-migration limit to investigate many consequences on its ...rate population; indeed, population structure increases the of adaptation of a population ... See full document
14
Genetic Variability at Neutral Markers, Quantitative Trait Loci and Trait in a Subdivided Population Under Selection
... uniform selection, or The population model: We considered 25 demes each when genetic drift or selection intensity is high (Kremer of size 500, connected according to an island migration et ... See full document
16
The Genealogy of Sequences Containing Multiple Sites Subject to Strong Selection in a Subdivided Population
... use a coalescent/diffusion approximation and assume large). The standard scaling of 2N is used throughout. that the genotype frequencies can be treated as having The per-generation probabilities of ... See full document
14
Selection in a Subdivided Population With Dominance or Local Frequency Dependence
... obtain diffusion approximations for more complicated analogs in the equivalent panmictic population h e and forms of sˆ (x) when the population is subdivided, ... See full document
8
Selection for Recombination in Structured Populations
... of drift and directional se- lection (Hill-Robertson effect) can select for sex and recombination, even in the absence of ...by drift in the presence of selection in populations of any size, provided ... See full document
17
Demographic Inference Using Spectral Methods on SNP Data, with an Analysis of the Human Out-of-Africa Expansion
... forward diffusion processes and irreversible muta- tions in a single population to model the evolutionary pro- ...forward diffusion theory to demographic inference were limited to models that assumed ... See full document
49
Genetic Drift in Genetic Algorithm Selection Schemes
... ENETIC drift is a term borrowed from population ge- netics where it is used to explain changes in gene fre- quency through random sampling of the ...the selection operator, and is one of the ... See full document
6
Fixation Probability in a Haploid-Diploid Population
... Classical population genetic theory generally assumes either a fully haploid or fully diploid life ...the population dynamics using both the Moran model and Wright–Fisher ...process approximation, we ... See full document
288
Joint Effects of Self-Fertilization and Population Structure on Mutation Load, Inbreeding Depression and Heterosis
... of population structure and the rate of partial selfing of organisms on the efficiency of selection against recurrent deleterious ...of population structure and weak selection, we express the ... See full document
16
Remarks on drift estimation for diffusion processes
... 4.1. Setup. In this section we perform a series of numerical experiments on a simple model system to illustrate the results obtained in the previous sections, in particular the relationship between the practitioners’ and ... See full document
27
A New Diffusion Model to Estimate the Triiodothyronine Repletion in Infants During Cardiopulmonary Bypass For Congenital Heart Disease Using Stochastic Analysis
... Cardiopulmonary bypass suppresses circulating thyroid hormone levels. We hypothesized that triiodothyronine deficiency in the developing heart after bypass may adversely affect cardiac function reserve postoperatively. ... See full document
5
Variation After a Selective Sweep in a Subdivided Population
... mutation (Maynard-Smith and Haigh 1974; Wiehe ues, and population subdivision, the genetic variability and Stephan 1993). After this selective sweep, most of increases at loci linked with the selected gene. At ... See full document
10
Population Genetic Structure, Dispersal & Gene Flow in the German Cockroach, Blattella Germanica: A Structural Pest in the Urban Environment
... Few studies have applied molecular markers to the study of B. germanica. Hampson & Steiner (1982) found differentiation between two U.S. cities using electrophoresis of five enzyme loci. Cloarec et al. (1999) used ... See full document
154
Synaptic transmission in a diffusion model for neural activity
... (1983) Diffusion approximation for neuronal activity including synaptic reversal potentials. (1983) On the diffusion approximation to a discontinuous model for a single neuron,[r] ... See full document
36
Next generation metrics for monitoring genetic erosion within populations of conservation concern
... artificial selection has caused drastic reduction in effective population size of cattle breeds and regular emergences of inherited disorders (Charlier et ...cattle population, through reports ... See full document
18
A Stochastic Approach for Determining Profit Rate of Islamic Financing Products
... The basis of the mean reversion process is Ornstein‑Uhlenbeck arithmetic model. The difference between this process and Brownian motion process is a mean reversion process involves the nonstationary volatility. The ... See full document
10
The Limits of Theoretical Population Genetics
... an infinite population of diploid organisms, but elimi- time scale and infinitesimal differences in allele fre- quency. This is the appropriate diffusion approximation nate the assumptio[r] ... See full document
8
The Expected Number of Heterozygous Sites in a Subdivided Population
... frequently subdivided, at most once and then only at monomorphic ...(1) approximation requires that the proportion of polymor- to subdivided ... See full document
6
Conductivity, drift and diffusion in amorphous semiconductors
... The rate equation formalism assumes the rate equations (1.1) (Miller and Abrahams 1960). These are then linearised (Butcher 1976). Whether the charge carriers are degenerate or not, the linearised rate equations are ... See full document
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