Deleterious variation in natural populations and implications for conservation genetics

J Robinson, CC Kyriazis, SC Yuan… - Annual review of …, 2023 - annualreviews.org
Deleterious mutations decrease reproductive fitness and are ubiquitous in genomes. Given
that many organisms face ongoing threats of extinction, there is interest in elucidating the …

Purging and accumulation of genetic load in conservation

N Dussex, HE Morales, C Grossen, L Dalén… - Trends in ecology & …, 2023 - cell.com
Our ability to assess the threat posed by the genetic load to small and declining populations
has been greatly improved by advances in genome sequencing and computational …

Inbreeding depression explains killer whale population dynamics

M Kardos, Y Zhang, KM Parsons, H Kang… - Nature Ecology & …, 2023 - nature.com
Understanding the factors that cause endangered populations to either grow or decline is
crucial for preserving biodiversity. Conservation efforts often address extrinsic threats, such …

The contribution of historical processes to contemporary extinction risk in placental mammals

AP Wilder, MA Supple, A Subramanian, A Mudide… - Science, 2023 - science.org
Species persistence can be influenced by the amount, type, and distribution of diversity
across the genome, suggesting a potential relationship between historical demography and …

Reference genomes for conservation

S Paez, RHS Kraus, B Shapiro, MTP Gilbert, ED Jarvis… - Science, 2022 - science.org
As of 2022, the International Union for Conservation of Nature (IUCN) Red List estimates
that more than 32% of fungal, plant, and animal species are threatened with extinction. This …

Demography and environment modulate the effects of genetic diversity on extinction risk in a butterfly metapopulation

MF DiLeo, A Nair, M Kardos, A Husby… - Proceedings of the …, 2024 - pnas.org
Linking genetic diversity to extinction is a common goal in genomic studies. Recently, a
debate has arisen regarding the importance of genetic variation in conservation as some …

The genomic footprint of whaling and isolation in fin whale populations

SF Nigenda-Morales, M Lin… - Nature …, 2023 - nature.com
Twentieth century industrial whaling pushed several species to the brink of extinction, with
fin whales being the most impacted. However, a small, resident population in the Gulf of …

From high masked to high realized genetic load in inbred Scandinavian wolves

L Smeds, H Ellegren - Molecular Ecology, 2023 - Wiley Online Library
When new mutations arise at functional sites they are more likely to impair than improve
fitness. If not removed by purifying selection, such deleterious mutations will generate a …

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 …

Translating genomic advances into biodiversity conservation

CJ Hogg - Nature Reviews Genetics, 2024 - nature.com
A key action of the new Global Biodiversity Framework is the maintenance of genetic
diversity in all species to safeguard their adaptive potential. To achieve this goal, a …