Cover image for Forward-Time Population Genetics Simulations : Methods, Implementation, and Applications.
Forward-Time Population Genetics Simulations : Methods, Implementation, and Applications.
Title:
Forward-Time Population Genetics Simulations : Methods, Implementation, and Applications.
Author:
Peng, Bo.
ISBN:
9781118180327
Personal Author:
Edition:
1st ed.
Physical Description:
1 online resource (258 pages)
Contents:
FORWARD-TIME POPULATION GENETICS SIMULATIONS: Methods, Implementation, and Applications -- CONTENTS -- PREFACE -- ACKNOWLEDGMENTS -- LIST OF EXAMPLES -- 1 BASIC CONCEPTS AND MODELS -- 1.1 Biological and Genetic Concepts -- 1.1.1 Genome and Chromosomes -- 1.1.2 Genes, Markers, Loci, and Alleles -- 1.1.3 Recombination and Linkage -- 1.1.4 Sex Chromosomes -- 1.1.5 Mutation and Mutation Models -- 1.2 Population and Evolutionary Genetics -- 1.2.1 Population Variation and Mutation -- 1.2.2 The Wright-Fisher Model and Random Mating -- 1.2.3 The Hardy-Weinberg Equilibrium -- 1.2.4 Genetic Drift and Effective Population Size -- 1.2.5 Natural Selection -- 1.2.6 Linkage Equilibrium -- 1.2.7 Population Structure and Migration -- 1.2.8 Demographic History of Human Populations -- 1.2.9 Coalescent and Backward-Time Simulations -- 1.2.10 Forward-Time Simulations -- 1.3 Statistical Genetics and Genetic Epidemiology -- 1.3.1 Penetrance Models -- 1.3.2 Simple and Complex Genetic Diseases -- 1.3.3 Phenotypic, Allelic, and Locus Heterogeneity -- 1.3.4 Study Designs of Gene Mapping -- References -- 2 SIMULATION OF POPULATION GENETICS MODELS -- 2.1 Random Genetic Drift -- 2.1.1 Dynamics of Allele Frequency and Heterozygosity -- 2.1.2 Persistence Time -- 2.2 Demographic Models -- 2.2.1 The Bottleneck Effect -- 2.3 Mutation -- 2.3.1 A Diallelic Mutation Model -- 2.3.2 Multiallelic Mutation Models -- 2.4 Migration -- 2.4.1 An Island Model of Migration -- 2.5 Recombination and Linkage Disequilibrium -- 2.6 Natural Selection -- 2.6.1 Single-Locus Diallelic Selection Models -- 2.6.2 Multilocus Selection Models -- 2.7 Genealogy of Forward-Time Simulations -- 2.7.1 Genealogy of Haploid Simulations -- 2.7.2 Genealogy of Diploid Simulations -- References -- 3 ASCERTAINMENT BIAS IN POPULATION GENETICS -- 3.1 Introduction -- 3.2 Methods -- 3.2.1 Evolution of a DNA Repeat Locus.

3.2.2 Conditional Distributions and Ascertainment Bias of Allele Sizes -- 3.2.3 Simulation Method -- 3.3 Results -- 3.3.1 Summary of Modeling Results -- 3.3.2 Comparisons of Empirical Statistics Derived from Human and Chimpanzee Microsatellite Data -- 3.4 Discussion and Conclusions -- References -- 4 OBSERVING PROPERTIES OF EVOLVING POPULATIONS -- 4.1 Introduction -- 4.1.1 Allelic Spectra of Complex Human Diseases -- 4.1.2 An Evolutionary Model of Effective Number of Disease Alleles -- 4.1.3 Simulation of the Evolution of ne -- 4.2 Simulation of the Evolution of Allele Spectra -- 4.2.1 Demographic Models -- 4.2.2 Output Statistics -- 4.2.3 Mutation Models -- 4.2.4 Multilocus Selection Models -- 4.2.5 Evolve! -- 4.2.6 Validation of Theoretical Results -- 4.3 Extensions to the Basic Model -- 4.3.1 Impact of Demographic Models -- 4.3.2 Impact of the Mutation Model -- 4.3.3 Impact of Subpopulation Structure -- 4.3.4 Impact of Migration -- 4.3.5 Distribution of Equilibrium Disease Allele Frequency -- 4.3.6 Varying Selection and Mutation Coefficients -- 4.3.7 Evolution of Disease Predisposing Loci Under Weak Selection -- 4.3.8 Discussion -- References -- 5 SIMULATING POPULATIONS WITH COMPLEX HUMAN DISEASES -- 5.1 Introduction -- 5.2 Controlling Disease Allele Frequencies at the Present Generation -- 5.2.1 Introduction of Disease Alleles -- 5.2.2 Trajectory of Disease Allele Frequency -- 5.2.3 Forward- and Backward-Time Simulations -- 5.2.4 Random Mating with Controlled Disease Allele Frequency -- 5.3 Forward-Time Simulation of Realistic Samples -- 5.3.1 Method -- 5.3.2 Drawing Population and Family-Based Samples -- 5.3.3 Example 1: Typical Simulations With or Without Scaling -- 5.3.4 Example 2:AGenetic Disease with Two DPL -- 5.3.5 Example 3: Simulations of Slow and Rapid Selective Sweep -- 5.4 Discussion -- References.

6 NONRANDOM MATING AND ITS APPLICATIONS -- 6.1 Assortative Mating -- 6.1.1 Genetic Architecture of Traits -- 6.1.2 Mating Model -- 6.1.3 Simulation of Assortative Mating -- 6.2 More Complex Nonrandom Mating Schemes -- 6.2.1 Customized Parent Choosing Scheme -- 6.2.2 Example of a Nonrandom Mating in a Continuous Habitat -- 6.3 Heterogeneous Mating Schemes -- 6.3.1 Simulation of Population Admixture -- 6.4 Simulation of Age-Structured Populations -- 6.4.1 Simulation of Age-Structured Populations -- 6.4.2 A Hypothetical Disease Model -- 6.4.3 Evolution of an Age-Structured Population with Lung Cancer -- References -- APPENDIX: FORWARD-TIME SIMULATIONS USING simuPOP -- A.1 Introduction -- A.1.1 What is simuPOP? -- A.1.2 An Overview of simuPOP Concepts -- A.2 Population -- A.2.1 Creating a Population -- A.2.2 Genotype Structure of a Population -- A.2.3 Subpopulations and Virtual Subpopulations -- A.2.4 Accessing Individuals in a Population -- A.2.5 Population Variables -- A.2.6 Altering the Structure, Genotype, or Information Fields of a Population -- A.2.7 Multigeneration Populations and Parental Information -- A.2.8 Saving and Loading a Population -- A.3 Operators -- A.3.1 Applicable Generations -- A.3.2 Operator Output -- A.3.3 During-Mating Operators -- A.3.4 Function Form of Operators -- A.3.5 Operator Stat -- A.3.6 Hybrid and Python Operators -- A.4 Evolving One or More Populations -- A.4.1 Mating Scheme -- A.4.2 Conditionally Terminating an Evolutionary Process -- A.4.3 Evolving Several Populations Simultaneously -- A.5 A Complete simuPOP Script -- Reference -- INDEX.
Abstract:
The only book available in the area of forward-time population genetics simulations-applicable to both biomedical and evolutionary studies The rapid increase of the power of personal computers has led to the use of serious forward-time simulation programs in genetic studies. Forward-Time Population Genetics Simulations presents both new and commonly used methods, and introduces simuPOP, a powerful and flexible new program that can be used to simulate arbitrary evolutionary processes with unique features like customized chromosome types, arbitrary nonrandom mating schemes, virtual subpopulations, information fields, and Python operators. The book begins with an overview of important concepts and models, then goes on to show how simuPOP can simulate a number of standard population genetics models-with the goal of demonstrating the impact of genetic factors such as mutation, selection, and recombination on standard Wright-Fisher models. The rest of the book is devoted to applications of forward-time simulations in various research topics. Forward-Time Population Genetics Simulations includes: An overview of currently available forward-time simulation methods, their advantages, and shortcomings An overview and evaluation of currently available software A simuPOP tutorial Applications in population genetics Applications in genetic epidemiology, statistical genetics, and mapping complex human diseases The only book of its kind in the field today, Forward-Time Population Genetics Simulations will appeal to researchers and students of population and statistical genetics.
Local Note:
Electronic reproduction. Ann Arbor, Michigan : ProQuest Ebook Central, 2017. Available via World Wide Web. Access may be limited to ProQuest Ebook Central affiliated libraries.
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