Genetic diversity and population structure

That's not a Hybrid: How to Distinguish Patterns of Admixture and Isolation-by-Distance

This study shows that STRUCTURE and PCA alone cannot reliably distinguish admixture from isolation-by-distance, but triangle plots improve accuracy when used in combination.

CLONALITY AND POLYPLOIDY CONTRIBUTE TO THE SPREAD OF AVRAINVILLEA LACERATA (BRYOPSIDALES, CHLOROPHYTA) IN HAWAI'I

This study investigates the reproductive system of Avrainvillea lacerata in Hawai'i, finding it to be tetraploid with high clonal rates, suggesting vegetative spread contributes to its invasion.

Determining zygosity with multiplex Kompetitive Allele-Specific PCR (mxKASP) genotyping

The paper introduces mxKASP, a modified KASP method for determining zygosity in diploid organisms, validated using a balanced lethal system in Triturus newts.

Genome-wide variant analysis reveals divergent genetic signatures in Aedes aegypti and its morphological variant Aedes aegypti var. luciensis

The paper identifies and characterizes genomic variants between two morphotypes of Aedes aegypti, revealing significant genetic differentiation and distinct evolutionary processes.

The population structure of invasive Lantana camara is shaped by its mating system

This study investigates the genetic structure of invasive Lantana camara in India and finds that self-fertilization, not geography, drives its population structure and flower color variation.

Large future genetic diversity losses are predicted even with habitat protection

The paper predicts significant future genetic diversity losses even with habitat protection using a spatio-temporal framework calibrated with genomic data from 29 species.

From single species to communities: microsatellite amplicon sequencing to monitor felids using Feliplex

The paper introduces Feliplex, a multiplex microsatellite panel for simultaneous genotyping of multiple felid species, demonstrating its effectiveness in population monitoring and genetic structure analysis.

Mosaic of Somatic Mutations in one of Earth's Largest Organism, Pando

The paper examines the genetic structure and somatic mutation dynamics in Pando, a large clonal aspen, using sequencing across multiple tissues and spatial scales.

Contrasting patterns of differentiation among three taxa of the rapidly diversifying orchid genus Ophrys sect. Insectifera (Orchidaceae) where their range overlap

The paper uses population genomic approaches to analyze genetic differentiation among three orchid taxa in overlapping ranges, finding distinct genetic clusters but weak differentiation in Iberian populations.

Deep genetic substructure within bonobos

This paper identifies three genetically distinct bonobo populations with inferred geographic origins and estimates split times and effective population sizes, highlighting the need for conservation attention to substructure.

A latitudinal gradient of reference genomes

The paper examines the latitudinal bias in reference genomes and sequencing approaches in conservation genetics, finding fewer genomes at low latitudes and more reduced-representation sequencing in the Global North.

Global invasion history and genomic signatures of adaptation of a highly invasive lace bug

This study investigates the genomic basis of invasion in the sycamore lace bug, identifying adaptation signatures and invasion routes through genomic analysis.

Population genomics of adaptive radiations: Exceptionally high levels of genetic diversity and recombination in an endemic spider from the Canary Islands

This study examines genetic diversity and recombination in an endemic spider from the Canary Islands, finding high levels of nucleotide diversity and identifying genomic regions under positive selection.

Population structure limits inferences from genomic prediction and genome-wide association studies in a forest tree

This study shows that population structure limits the effectiveness of GWAS and genomic prediction in black cottonwood, highlighting challenges in identifying causal loci and guiding assisted migration.

Pure wild forest reindeer (Rangifer tarandus fennicus) or hybrids? A whole-genome sequencing approach to solve the taxonomical status

The paper uses whole-genome sequencing to determine the taxonomical status of four reindeer individuals, finding they are pure wild forest reindeer, aiding conservation efforts.

assessPool: a fexible pipeline for population genomic analyses of pooled sequencing data

assessPool provides a pipeline for analyzing pooled sequencing data to infer population structure using FST values and other genomic statistics.

Extensive population structure highlights an apparent paradox of stasis in the impala (Aepyceros melampus)

This study sequenced impala genomes to investigate evolutionary stasis, finding genetic structure and reduced natural selection in eastern populations compared to southern African ones.

Does hybridisation with an invasive species threaten Europe's most endangered reptile? Genomic assessment of Aeolian lizards on Vulcano island

The paper assesses hybridization between the endangered Aeolian wall lizard and the invasive Italian wall lizard on Vulcano island, finding low hybridization rates but severe genetic decline in the native species.

Understanding genetic diversity and phylogeography of Common Teal and its phylogenetic relationship with other water bird species in the wetlands of Kashmir Himalayas.

This study analyzes genetic diversity and phylogenetic relationships of Common Teal in Kashmir wetlands, revealing shared haplotypes with European populations and highlighting the region's ecological importance for migratory birds.

Maroon rice genomic diversity reflects 350 years of colonial history

This study uses genomic analysis of Maroon rice varieties to trace their historical origins and show how Maroon farmers preserved crop diversity over 350 years of colonial history.

Genealogical asymmetry under the IM model and a two-taxon test for gene flow

This paper introduces a new statistic, Am, to detect gene flow between populations using genealogical asymmetry under the isolation-migration model, validated with simulations and applied to Heliconius butterflies and Odocoileus deer.

Population genomics reveals demographic history and climate adaptation in Japanese Arabidopsis halleri

This study uses population genomics to analyze climate adaptation and demographic history in Japanese Arabidopsis halleri, revealing genetic differentiation and selection signatures linked to climate variables.

Not like other conifers: evaluation of phenotypic diversity in British common juniper, Juniperus communis, indicates genetic isolation and local adaptations among remnant populations

Demographic and Historical Processes Influencing Cochliomyia hominivorax (Diptera: Calliphoridae) Population Structure across South America

This study examines genetic variability and population structure of Cochliomyia hominivorax across South America, finding no center-periphery genetic diversity pattern and suggesting a complex metapopulation structure.

Calculating and interpreting FST in the genomics era

The paper introduces a method to calculate and interpret FST using sequence data, even with small sample sizes, and provides tools for implementation.

Five-leaf generalizations of the D-statistic revealthe directionality of admixture

This paper introduces a new family of five-leaf admixture tests called {Delta}-statistics to better determine the directionality of admixture compared to existing methods like DFOIL.

Identification of full-sibling families from natural single-tree ash progenies based on SSR markers and genome-wide SNPs

The paper identifies full-sibling families from ash tree progenies using SSR markers and genome-wide SNPs to study genetic variation in susceptibility to ash dieback.

A variant centric analysis of allele sharing in dogs and wolves

The paper analyzes allele sharing among wolves, village dogs, and breed dogs using GeoVar, finding significant genetic variation and shared variants across these groups.

Genetic diversity and demographic history of the largest remaining migratory population of blue wildebeest (Connochaetes taurinus taurinus) in southern Africa

The paper assesses genetic diversity and demographic history of blue wildebeest in the Greater Liuwa Ecosystem using RAD-seq, finding moderate diversity and historical population expansions and declines.

Population genetics of Himalayan langurs and its taxonomic implications

This study examines population genetic structure in Himalayan langurs, finding limited genetic differentiation and strong gene flow along elevation gradients, suggesting no need to split them into multiple species.