Joy M. O’Brien

The paper develops a genomic index to predict microbial success in permafrost thaw by analyzing growth optimization and validates it with incubation experiments.

The paper shows that sporulation in B. subtilis reduces phage plaque size by creating spore-rich rings that block phage access to susceptible cells.

This study identifies consistent microbial responses to permafrost thaw across different soil types in Alaska, showing increased biomass and specific taxa abundance linked to carbon flux.