Using computational simulations to model deleterious variation and genetic load in natural populations

CC Kyriazis, JA Robinson… - The American …, 2023 - journals.uchicago.edu
Deleterious genetic variation is abundant in wild populations, and understanding the
ecological and conservation implications of such variation is an area of active research …

[PDF][PDF] Genomic underpinnings of population persistence in Isle Royale moose

CC Kyriazis, AC Beichman, KE Brzeski… - Molecular biology …, 2023 - academic.oup.com
Island ecosystems provide natural laboratories to assess the impacts of isolation on
population persistence. However, most studies of persistence have focused on a single …

The influence of gene flow on population viability in an isolated urban caracal population

CC Kyriazis, LEK Serieys, JM Bishop… - Molecular …, 2024 - Wiley Online Library
Wildlife populations are becoming increasingly fragmented by anthropogenic development.
Small and isolated populations often face an elevated risk of extinction, in part due to …

Using computational simulations to quantify genetic load and predict extinction risk

CC Kyriazis, JA Robinson, KE Lohmueller - BioRxiv, 2022 - biorxiv.org
Small and isolated wildlife populations face numerous threats to extinction, among which is
the deterioration of fitness due to an accumulation of deleterious genetic variation. Genomic …

Inferring the distributions of fitness effects and proportions of strongly deleterious mutations

AP Charmouh, G Bocedi… - G3: Genes, Genomes …, 2023 - academic.oup.com
The distribution of fitness effects is a key property in evolutionary genetics as it has
implications for several evolutionary phenomena including the evolution of sex and mating …

[HTML][HTML] Constraining models of dominance for nonsynonymous mutations in the human genome

CC Kyriazis, KE Lohmueller - bioRxiv, 2024 - ncbi.nlm.nih.gov
Dominance is a fundamental parameter in genetics, determining the dynamics of natural
selection on deleterious and beneficial mutations, the patterns of genetic variation in natural …

[HTML][HTML] The impact of non-neutral synonymous mutations when inferring selection on non-synonymous mutations

AM i Zurita, CC Kyriazis, KE Lohmueller - bioRxiv, 2024 - ncbi.nlm.nih.gov
The distribution of fitness effects (DFE) describes the proportions of new mutations that have
different effects on reproductive fitness. Accurate measurements of the DFE are important …

Hill-Robertson interference may bias the inference of fitness effects of new mutations in highly selfing species

A Daigle, P Johri - bioRxiv, 2024 - biorxiv.org
The accurate estimation of the distribution of fitness effects (DFE) of new mutations is critical
for population genetic inference but remains a challenging task. While various methods …

The impact of non-neutral synonymous mutations when inferring selection on non-synonymous mutations

A Martinez i Zurita, C Kyriazis, KE Lohmueller - bioRxiv, 2024 - biorxiv.org
The distribution of fitness effects (DFE) describes the proportions of new mutations that have
different effects on reproductive fitness. Accurate measurements of the DFE are important …

Digest: Few new mutations are recessive lethal

BR Epley - 2023 - academic.oup.com
When a new mutation arises, what is the probability that it is recessive lethal? Wade et al.
find that fewer than 1% of nonsynonymous mutations in humans and Drosophila …