Author

Pearse Buchanan

Commonwealth Scientific and Industrial Research OrganisationORCID 0000-0001-7142-882XUnclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Ecology· 1 Systems Biology· 1

Signature Assays, Organisms & Methods

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Approach:statistical model· 2 Research Focus:ecology & biodiversity· 1 Assay:metagenomics· 1

Frequent Co-Authors

Emily J. ZakemiD· 2 shared Xin SuniD· 2 shared Andrew R. BabbiniD· 1 shared Daniel McCoyiD· 1 shared Daniele BianchiiD· 1 shared Irene H. ZhangiD· 1 shared JL WeissmaniD· 1 shared Magdalena San RomániD· 1 shared

Activity by Year

2024-2025 · peak 1/yr

Co-Author Collaboration Network

8 top collaborators · 19 mutual co-author links

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2 shared papersSystems Biology

Emily J. ZakemORCID

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2 papers

Recent·Most cited

Systems BiologySciencePeer-reviewedJun 5, 2025

Oxygen intrusions sustain aerobic nitrite-oxidizing bacteria in anoxic marine zones

Pearse Buchanan, Xin Sun, JL Weissman…·Emily J. Zakem

The paper shows how periodic oxygen intrusions sustain aerobic nitrite-oxidizing bacteria in anoxic marine zones, increasing microbial diversity and altering biogeochemical cycling.

26 citationstop 1%

statistical model

𝕏 PostBluesky

EcologyProceedings of the National Academy of SciencesPeer-reviewedDec 18, 2024

Ecological dynamics explain modular denitrification in the ocean

Xin Sun, Pearse Buchanan, Irene H. Zhang…·Emily J. Zakem

The paper models ecological dynamics in marine oxygen minimum zones to explain the prevalence of different denitrification modules and their implications for nitrogen loss.

34 citationstop 2%

metagenomicsstatistical model

𝕏 PostBluesky