Deborah M. Leigh

ORCID: 0000-0003-3902-2568
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About
Contact & Profiles
Research Areas
  • Genetic diversity and population structure
  • Environmental DNA in Biodiversity Studies
  • Genetic and phenotypic traits in livestock
  • Species Distribution and Climate Change
  • Genomics and Phylogenetic Studies
  • Plant and animal studies
  • Avian ecology and behavior
  • Plant Virus Research Studies
  • Plant and Fungal Interactions Research
  • Spaceflight effects on biology
  • Cancer-related molecular mechanisms research
  • Forensic Anthropology and Bioarchaeology Studies
  • Paleopathology and ancient diseases
  • Body Composition Measurement Techniques
  • Research Data Management Practices
  • Scientific Computing and Data Management
  • Animal Behavior and Reproduction
  • Wildlife Ecology and Conservation
  • Plant Disease Management Techniques
  • Animal Disease Management and Epidemiology
  • Environmental Conservation and Management
  • Insect and Arachnid Ecology and Behavior
  • Identification and Quantification in Food
  • International Maritime Law Issues
  • Genetically Modified Organisms Research

Swiss Federal Institute for Forest, Snow and Landscape Research
2019-2025

LOEWE Centre for Translational Biodiversity Genomics
2025

Senckenberg Research Institute and Natural History Museum Frankfurt/M
2025

Goethe University Frankfurt
2025

École Nationale des Travaux Publics de l'État
2023

Université Claude Bernard Lyon 1
2023

Centre National de la Recherche Scientifique
2023

University of York
2021

Genomics (United Kingdom)
2021

Stellenbosch University
2021

Abstract Millette et al . (Ecology Letters, 2020, 23:55–67) reported no consistent worldwide anthropogenic effects on animal genetic diversity using repurposed mitochondrial DNA sequences. We reexamine data from this study, describe marker and scale limitations which might lead to misinterpretations with conservation implications, provide advice improve future macrogenetic studies.

10.1111/ele.13732 article EN Ecology Letters 2021-03-22

High-throughput sequencing is a powerful tool, but suffers biases and errors that must be accounted for to prevent false biological conclusions. Such include batch effects; technical only present in subsets of data due procedural changes within study. If overlooked multiple batches are combined, spurious signals can arise, particularly if correlated with variables. Batch effects minimized through randomization sample groups across batches. However, long-term or multiyear studies where added...

10.1111/1755-0998.12779 article EN Molecular Ecology Resources 2018-03-24

1. Nature-positive describes the concept of halting and then reversing loss biodiversity in a manner that is equitable to all, particularly indigenous peoples local communities. 2. Genetic diversity foundational component biodiversity, underpinning species ecosystem diversity. vital resilience services. While genetic was included early definitions nature-positive, it has been omitted from some more recent framings. Here we discuss why this omission may jeopardise very ecosystems which aims...

10.32942/x2z91s preprint EN cc-by-nd 2025-02-21

ABSTRACT Global conservation targets aim to expand protected areas and maintain species’ genetic diversity. Whether capture diversity is unclear. We examined this question using a global sample of nuclear population‐level microsatellite data comprising genotypes from 2513 sites, 134,183 individuals, 176 mammal marine fish species. The differentiation samples inside outside were similar, with some evidence for higher in small‐bodied mammals. Mammal populations, particularly large species,...

10.1111/conl.13092 article EN cc-by Conservation Letters 2025-03-01

Maintaining genetic diversity within and among populations is critical for conservation a prominent goal of the Kunming-Montreal Global Biodiversity Framework. However, direct estimates are unavailable most species, time resources insufficient to fill these substantial data gaps meet target timelines. Robust, proxy-based predictions loss would therefore be valuable conserving many species lacking DNA-based data. We evaluated one such approach, Genetic Diversity Area Relationship (GDAR),...

10.32942/x2q34p preprint EN 2025-04-03

Millette et al. (Ecology Letters, 2020, 23:55-67) reported no consistent worldwide anthropogenic effects on animal genetic diversity using repurposed mitochondrial sequences. We describe limitations to this study, some of which are common other macrogenetic studies, that may lead misinterpretations and unintended consequences for conservation.

10.22541/au.161401200.09787142/v1 preprint EN Authorea (Authorea) 2021-02-22

Abstract Duckweeds, including the common duckweed Lemna minor , are increasingly used to test eco‐evolutionary theories. Yet, despite its popularity and near‐global distribution, understanding of population structure (and genetic variation therein) is still limited. It essential that this resolved, because impact diversity has on experimental responses scientific understanding. Through whole‐genome sequencing, we assessed genomic 23 natural spp. populations from their range in Switzerland....

10.1002/ece3.11599 article EN cc-by Ecology and Evolution 2024-06-01

Abstract The factors underlying gene flow and genomic population structure in vagile seabirds are notoriously difficult to understand due their complex ecology with diverse dispersal barriers extensive periods at sea. Yet, such understanding is vital for conservation management of that globally declining alarming rates. Here, we elucidate the Atlantic puffin ( Fratercula arctica ) by assembling its reference genome analyzing genome-wide resequencing data 72 individuals from 12 colonies. We...

10.1038/s42003-021-02415-4 article EN cc-by Communications Biology 2021-07-29

Abstract Duckweeds, including the common duckweed Lemna minor , are increasingly used to test eco-evolutionary theories. Yet, despite its popularity and near-global distribution, understanding of population structure (and genetic variation therein) is still limited. It essential that this resolved, because impact diversity has on experimental responses scientific understanding. Through whole-genome sequencing, we assessed genomic 23 natural spp. populations from their range in Switzerland....

10.1101/2024.02.14.580260 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2024-02-14

Genetic diversity within and among populations is essential for species persistence. While targets indicators genetic are captured in the Kunming-Montreal Global Biodiversity Framework, assessing across many at national regional scales remains challenging. Parties to Convention on Biological Diversity (CBD) need accessible tools reliable efficient monitoring relevant scales. Here, we describe how Earth Observation satellites (EO) make contributions enable, accelerate, improve preservation....

10.32942/x2rs58 preprint EN cc-by-nc-sa 2024-06-18

Identifying local adaptation in bottlenecked species is essential for conservation management. Selection detection methods have an important role management plans, assessments of adaptive capacity, and looking responses to climate change. Yet, the allele frequency changes exploited selection are similar those caused by strong neutral genetic drift expected during a bottleneck. Consequently, it often unclear what accuracy across populations. In this study, simulations were used explore if...

10.1111/1755-0998.13442 article EN cc-by-nc-nd Molecular Ecology Resources 2021-06-07

Abstract Offspring begging can be triggered by a variety of acoustic, visual or chemical cues from the parents. In many birds, nestlings use information derived these to discriminate between individual parents different classes adults. Although occurs in some insects, we know very little about discrimination adults insect larvae. Here, examine whether larvae burying beetle Nicrophorus vespilloides We found that showed no male and female beetles, but they begged more towards breeding beetles...

10.1111/eth.12348 article EN Ethology 2015-01-08

The MinION sequencer is increasingly being used for the detection and outbreak surveillance of pathogens due to its rapid throughput. For RNA viruses, MinION’s new direct sequencing next significant development. Direct studies are currently limited comparisons diagnostic performance relative different DNA approaches lacking as a result. We sought address this gap sequenced six subtypes from mycovirus CHV-1 using based on targeted viral amplicon. Reads both techniques could correctly identify...

10.3390/v12080801 article EN cc-by Viruses 2020-07-25

All living things on Earth contain a unique code within them, called DNA. DNA is organised into genes, similar to the way letters are words. Genes give our bodies instructions how function. However, exact different even between individuals same species. We call this genetic diversity. Genetic diversity causes differences in shape of bird beaks, flavours tomatoes, and colour your hair! important because it gives species better chance survival. can be lost when populations get smaller...

10.3389/frym.2021.656168 article EN Frontiers for Young Minds 2021-12-09

Increasing the extent of protected areas (PA) through 30x30 and other area-based conservation initiatives can help to achieve global biodiversity goals across all levels. However, intraspecific genetic variation, foundational level biodiversity, is rarely explicitly considered in PA design or quality performance assessments. Repurposing existing data could rapidly inform planning improve preservation variation. Through a compilation population-level nuclear (>2 million individuals; 36,356...

10.32942/x2zc84 preprint EN cc-by-nc-nd 2023-10-26

Global biodiversity conservation targets include expanding protected areas and maintaining genetic diversity within species by 2030. However, the extent to which existing capture is unclear. We examined this question using a global sample of nuclear population-level data comprising georeferenced genotypes from 2,513 local populations, 134,183 individuals, 176 mammals marine fish. found that area network does not populations with higher than average diversity, are more genetically...

10.32942/x26g7z preprint EN cc-by 2024-04-12

Polymorphism for immune functions can explain significant variation in health and reproductive success within species. Drastic loss genetic diversity at such loci constitutes an extinction risk should be monitored species of conservation concern. However, effective implementations genome-wide polymorphism sets into high-throughput genotyping assays are scarce. Here, we report the design validation a microfluidics-based amplicon sequencing assay to comprehensively capture Alpine ibex (Capra...

10.1111/1755-0998.13452 article EN cc-by-nc Molecular Ecology Resources 2021-06-21

Intra-host dynamics are a core component of virus evolution but most intra-host data come from narrow range hosts or experimental infections. Gaining broader information on the diversity and naturally occurring infections is essential to our understanding across virosphere. Here we used PacBio long-read HiFi sequencing characterize populations natural RNA mycovirus Cryphonectria hypovirus 1 (CHV1). CHV1 biocontrol agent for chestnut blight fungus (Cryphonectria parasitica), which co-invaded...

10.1093/ve/veab101 article EN cc-by-nc Virus Evolution 2021-12-01
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