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Katherine M. Siewert

Researcher at University of Pennsylvania

Publications -  17
Citations -  520

Katherine M. Siewert is an academic researcher from University of Pennsylvania. The author has contributed to research in topics: Balancing selection & Mendelian randomization. The author has an hindex of 10, co-authored 17 publications receiving 260 citations. Previous affiliations of Katherine M. Siewert include Carnegie Mellon University & Harvard University.

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Detecting Long-Term Balancing Selection Using Allele Frequency Correlation.

TL;DR: A new summary statistic, β, is proposed, which detects clusters of alleles at similar frequencies at potentially subjected to long-term balancing selection in humans and reports two balanced haplotypes—localized to the genes WFS1 and CADM2—that are strongly linked to association signals for complex traits.
Journal ArticleDOI

BetaScan2: Standardized Statistics to Detect Balancing Selection Utilizing Substitution Data.

TL;DR: The β(2) statistic, which detects balancing selection using both polymorphism and substitution data, is proposed and the variance of all β statistics are derived, allowing for their standardization and thereby reducing the influence of parameters which can confound other selection tests.
Posted ContentDOI

Population-specific causal disease effect sizes in functionally important regions impacted by selection

TL;DR: S-LDXR developed a new method for stratifying squared trans-ethnic genetic correlation across genomic annotations, and applied it to genome-wide association summary statistics for 31 diseases and complex traits in East Asians and Europeans, finding causal effect sizes were more population-specific in functionally important regions, including conserved and regulatory regions.