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Washington University in St. Louis

On the Origin of Phenotypic Variation: Novel Technologies to Dissect Molecular Determinants of Phenotype

Abstract

dc:description.abstract

<p>This thesis describes the conception, design, and development of novel computational tools, theoretical models, and experimental techniques applied to the dissection of molecular factors underlying phenotypic variation. The first part of my work is focused on finding rare genetic variants in pooled DNA samples, leading to the development of a novel set of algorithms, SNPseeker and SPLINTER, applied to next-generation sequencing data. The second part of my work describes the creation of a reporter system for DNA methylation for the purpose of dissecting the genetic contribution of tissue-specific patterns of DNA methylation across the genome. Finally the last part of my work is focused on understanding the basis of stochastic variation in gene expression with a focus on modeling and dissecting the relationship between single-cell protein variance and mean at a genome-wide scale.</p>

Degree

thesis:*
Name thesis:degree_name
Doctor of Philosophy (PhD)
Level thesis:degree_level
Dissertation
Discipline thesis:degree_discipline
Biology and Biomedical Sciences: Computational and Systems Biology
Year dc:date.available
2013

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Vallania, Francesco
Contributors dc:contributor
  • Robi D Mitra

Subjects

dc:subject × 7

Rights

Language dc:language
English (en)

Identifiers

dc:identifier.*
OAI identifier oai:identifier
oai:openscholarship.wustl.edu:etd-2201

Chain of custody

source
Harvested from
Washington University in St. Louis
Base URL
openscholarship.wustl.edu/do/oai/
Last updated
2026-07-24
Source record
OAI-PMH GetRecord
citation

Vallania, Francesco. On the Origin of Phenotypic Variation: Novel Technologies to Dissect Molecular Determinants of Phenotype. Dissertation thesis, 2013. https://openscholarship.wustl.edu/etd/1201