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 …

The exciting potential and remaining uncertainties of genetic rescue

DA Bell, ZL Robinson, WC Funk, SW Fitzpatrick… - Trends in Ecology & …, 2019 - cell.com
Restoring gene flow into small, isolated populations can alleviate genetic load and decrease
extinction risk (ie, genetic rescue), yet gene flow is rarely augmented as a conservation …

The crucial role of genome-wide genetic variation in conservation

M Kardos, EE Armstrong… - Proceedings of the …, 2021 - National Acad Sciences
The unprecedented rate of extinction calls for efficient use of genetics to help conserve
biodiversity. Several recent genomic and simulation-based studies have argued that the …

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 …

Population genomics of the critically endangered kākāpō

N Dussex, T Van Der Valk, HE Morales, CW Wheat… - Cell Genomics, 2021 - cell.com
The kākāpō is a flightless parrot endemic to New Zealand. Once common in the archipelago,
only 201 individuals remain today, most of them descending from an isolated island …

Genetic rescue: A critique of the evidence supports maximizing genetic diversity rather than minimizing the introduction of putatively harmful genetic variation

K Ralls, P Sunnucks, RC Lacy, R Frankham - Biological Conservation, 2020 - Elsevier
Genetic rescue–ameliorating inbreeding depression and restoring genetic diversity of inbred
populations through gene flow-is valuable in wildlife conservation. Empirically validated …

Genomic evidence for inbreeding depression and purging of deleterious genetic variation in Indian tigers

A Khan, K Patel, H Shukla… - Proceedings of the …, 2021 - National Acad Sciences
Increasing habitat fragmentation leads to wild populations becoming small, isolated, and
threatened by inbreeding depression. However, small populations may be able to purge …

Genomic signatures of extensive inbreeding in Isle Royale wolves, a population on the threshold of extinction

JA Robinson, J Räikkönen, LM Vucetich… - Science …, 2019 - science.org
The observation that small isolated populations often suffer reduced fitness from inbreeding
depression has guided conservation theory and practice for decades. However …

Genetic mixing for population management: From genetic rescue to provenancing

AA Hoffmann, AD Miller, AR Weeks - Evolutionary Applications, 2021 - Wiley Online Library
Animal and plant species around the world are being challenged by the deleterious effects
of inbreeding, loss of genetic diversity, and maladaptation due to widespread habitat …

Strongly deleterious mutations are a primary determinant of extinction risk due to inbreeding depression

CC Kyriazis, RK Wayne, KE Lohmueller - Evolution letters, 2021 - academic.oup.com
Human-driven habitat fragmentation and loss have led to a proliferation of small and
isolated plant and animal populations with high risk of extinction. One of the main threats to …