Linda Bergaust
Papers
2
Total Citations
379
H-Index
2
About
Linda Bergaust is a leading researcher in microbial ecology and biogeochemistry, with a primary focus on the denitrification pathway—a key process in the global nitrogen cycle that produces the potent greenhouse gas nitrous oxide (N₂O). Her work has fundamentally advanced our understanding of how soil bacteria regulate this process in response to environmental stress. Bergaust’s most influential study (271 citations) provides a mechanistic explanation for why acidic soils emit more N₂O, demonstrating that low pH post-transcriptionally inhibits nitrous oxide reductase, the enzyme that would otherwise convert N₂O to harmless N₂. This finding is critical for predicting and mitigating agricultural emissions. She further elucidated the regulatory network controlling denitrification (108 citations), showing how the transcription factors FnrP and NNR respond to oxygen and nitric oxide to coordinate the expression of all four denitrification reductases in *Paracoccus denitrificans*. By bridging molecular microbiology with ecosystem-scale questions, Bergaust has established herself as a key voice in understanding how microbial physiology shapes global greenhouse gas budgets.
Research Focus
Key Achievements
Top Papers
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