Chromosomal and Genetic Variations

This study identifies Putzig's dual role in Piwi-mediated transposon silencing in Drosophila female germline by facilitating piRNA precursor transcription and co-transcriptional heterochromatin formation.

Conservatory, an orthogroup-centric conserved noncoding sequence finder, catalogs 2.3 million unique CNSs across 314 plant genomes and reveals regulatory elements older than angiosperms and seed plants.

The paper examines ploidy variation in invasive Lantana camara populations in India, finding tetraploids dominate and no genetic differentiation among cytotypes.

TEgenomeSimulator generates synthetic genomes with configurable transposable element landscapes, offering greater flexibility and realism compared to existing simulators.

The paper shows that epigenetic mutants in Arabidopsis cause rDNA instabilities leading to changes in rRNA gene expression patterns through NOR conversions.

The paper develops a method to resolve collapsed chromosomal segments in polyploid Brachypodium genomes, improving assembly quality and capturing genomic architecture.

The paper identifies splicing deficiency in non-recombining mating-type chromosomes across phytoplankton species, showing how recombination suppression leads to transcript-level dysfunction.

The paper identifies a sequence motif, SFE, that is necessary and sufficient for generating DNA double-strand breaks and telomere healing during programmed DNA elimination in nematodes.

This paper presents the first telomere-to-telomere genome assembly of Dendrobium officinale, identifies tetra-allelic genes, and explores SWEET gene family evolution and mycorrhizal functions.

This study investigates how repetitive DNA evolution influences chromosomal diversification in Accipitridae birds by analyzing eight genomes and integrating repeatome data with cytogenetic mapping.

The paper analyzes genome composition across species to show how noncoding sequence expansion dominates genome growth in complex eukaryotes.

This study presents two chromosome-level genome assemblies of Sarracenia species, revealing gene loss and repeat expansion linked to carnivory evolution.

The paper presents a haplotype-resolved genome sequence of a male stinging nettle, confirming structural variation and features associated with sex determination.

The paper identifies and characterizes stop-codon-free regions in primate genomes, suggesting they may serve as substrates for de novo gene emergence.

The paper uses machine learning and multi-omic data to analyze recombination patterns in the A and C subgenomes of Brassica napus, finding distinct landscape features between them.

The paper identifies sequence features associated with chromosomal rearrangements in Leptidea butterflies using genome assemblies and re-sequencing data.

The paper presents telomere-to-telomere genome assemblies of a Thoroughbred horse and donkey derived from a mule, revealing insights into equid centromere evolution and plasticity.

The paper quantifies elemental composition in different tissues of polyploid snails and finds ploidy affects multielemental allocation, with stronger effects in mineralized tissues.

This study examines TE diversity across thermal environments in polychaetes, finding lower diversity in unstable habitats and a link between TE activation and thermal variability.

The paper analyzes segmental duplications in 117 vertebrate genomes and starfish, revealing species-specific patterns and rapid evolution of duplication landscapes.

This study identifies and characterizes TP53 retrogenes in elephant genomes, revealing copy number differences and evolutionary patterns between African and Asian elephants.

This paper presents a near telomere-to-telomere, haplotype-resolved genome of Spinifex sericeus, revealing structural variation and repetitive content that may drive genome evolution.

This study identifies retrotransposon proliferation as a driver of genome size expansion in Pseudocercospora species, with species-specific TE families and ongoing activity in some strains.

The paper identifies a new accessory chromosome in Zymoseptoria tritici and shows it originated through interspecies hybridization with Zymoseptoria ardabiliae.

This study investigates how transposable elements and gene family dynamics contribute to diatom diversification across different scales and evolutionary timescales.

The paper identifies a 3.3 kb structural variation in rice that drives the de novo evolution of a subspecies-specific NLR gene, enhancing viral immunity.

This study identifies Topoisomerase II divergence as a cause of reproductive isolation between Drosophila species due to its role in resolving DNA satellite-induced topological stress.

The paper examines subgenome dynamics in sour cherry, finding expression bias and homoeologous exchange events across different accessions and developmental stages.

The paper identifies a new 7SL RNA-derived SINE in shrew moles, Urop, which is structurally similar to primate Alu and shows evolutionary parallels.