S. E. Ruff

Cold seeps are hotspots of deep-sea nitrogen-loss driven by microorganisms across 21 phyla

This study identifies cold seeps as significant nitrogen-loss hotspots, revealing diverse microbial communities and active nitrogen-loss genes across multiple phyla.

Convergence and horizontal gene transfer drive the evolution of anaerobic methanotrophy in archaea

This study identifies convergent evolution and horizontal gene transfer as key drivers in the evolution of anaerobic methanotrophic archaea using comparative metagenomics of Candidatus Methanovorans.

A global atlas of subsurface microbiomes reveals phylogenetic novelty, large scale biodiversity gradients, and a marine-terrestrial divide

The paper analyzes subsurface microbiomes globally, finding a marine-terrestrial phylogenetic divide and revealing that marine subsurface environments host significant microbial diversity.

Complex bacterial diversity of Guaymas Basin hydrothermal sediments revealed by synthetic long-read sequencing (LoopSeq)

This study uses LoopSeq to analyze bacterial 16S rRNA gene sequences from Guaymas Basin hydrothermal sediments, revealing new taxonomic diversity and phylogenetic insights.

Multicellular magnetotactic bacterial consortia are metabolically differentiated and not clonal

This study reveals that multicellular magnetotactic bacterial consortia are not clonal and exhibit metabolic differentiation, challenging previous assumptions about their biology.

Diversity at single nucleotide to pangenome scales among sulfur cycling bacteria in salt marshes

This study characterizes sulfur-cycling microbial diversity in salt marshes using metagenomics, revealing genomic variation across sites and plant species.

Hydrogen and dark oxygen drive microbial productivity in diverse groundwater ecosystems

The paper examines groundwater ecosystems, finding that older groundwaters have higher microbial cell counts and dissolved oxygen, suggesting aerobic microbial activity in previously thought anoxic environments.

Microbial community dynamics and coexistence in a sulfide-driven phototrophic bloom

The paper studies microbial community dynamics in a sulfide-driven phototrophic bloom, identifying ecological niches and sulfur cycling involving phototrophic bacteria and viruses.

Transient exposure to oxygen or nitrate reveals ecophysiology of fermentative and sulfate-reducing benthic microbial populations

The paper investigates microbial ecophysiology in marine sediments by exposing cultures to oxygen or nitrate, revealing trophic networks and a novel fermentative organism.