Sasha G. Tetu

Drought and rewetting drive divergent microbial dynamics across soil compartments and reveal Trinickia as a key genus for soybean drought resilience

This study tracks microbial dynamics during drought and rewetting in soybean soils, identifying Trinickia as a key genus linked to drought resilience.

Diverse conjugative and mobilisable elements underpin key adaptive traits in Xanthomonas

The paper identifies diverse mobile genetic elements in Xanthomonas species and their role in adaptive traits through comparative genomic analysis.

Discovery of novel antimicrobial resistance genes in food and fertiliser using a high-throughput gene capture and functional screening platform

This study identifies novel antimicrobial resistance genes in environmental samples using a gene capture and functional screening platform.

Soil microbial traits shift on contrasting timescales following revegetation of former grazing lands

This study shows that microbial functional shifts after revegetation occur in distinct phases, with early changes in soil health processes and later development of plant growth-promoting traits.

Adaptative and ancient co-evolution of integrons with Xanthomonas genomes

This study analyzes integron distribution and evolution across Xanthomonas genomes, finding ancient acquisition, lineage-specific inactivation, and functional diversity in some species.

EcoFoldDB: Protein structure-guided functional profiling of ecologically relevant microbial traits at the metagenome scale

EcoFoldDB-annotate improves metagenomic function annotation by using protein structure and outperforms sequence-based methods, enabling ecological insights from microbial genomes.

A genome-wide approach uncovers the suite of genes important for swarming motility in the biocontrol bacteria Pseudomonas protegens Pf-5

This study identifies 136 genes involved in swarming motility of Pseudomonas protegens Pf-5 using TraDIS, revealing new pathways beyond flagella-related functions.

Agriculture alters protein evolution of nitrogen cycling genes in soil bacteria at a global scale

The paper shows agriculture increases positive selection on nitrate reduction genes in soil bacteria globally, altering protein evolution in key microbial processes.

Seed banking alters native seed microbiome composition and function relative to natural populations

The paper examines how seed banking affects the composition and function of seed microbiomes, finding reduced diversity and beneficial traits in stored seeds compared to fresh ones.

Identifying the suite of genes central to swimming in the biocontrol bacteria Pseudomonas protegens Pf-5

This study identifies 249 genes involved in swimming motility of Pseudomonas protegens Pf-5 using TraDIS, revealing novel gene functions and a link between phosphate transport and motility.

Elucidating essential genes in plant-associated Pseudomonas protegens Pf-5 using transposon insertion sequencing

This study identifies essential genes in Pseudomonas protegens Pf-5 using transposon insertion sequencing, revealing differences in essentiality compared to P. aeruginosa PA14.