Author

Holly K. Arnold

Oregon State UniversityORCID 0000-0002-6872-2187Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

Click to filter author papers

Signature Assays, Organisms & Methods

Click to filter · or open tag

Assay:metagenomics· 2 Approach:statistical model· 2 Approach:deep learning· 1 Research Focus:ecology & biodiversity· 1 Organism:human· 1 Organism:mouse· 1 Research Focus:phylogenetics / evolution· 1

Frequent Co-Authors

Thomas J. SharptoniD· 2 shared Alexandria Hunt· 1 shared Christopher A. GaulkeiD· 1 shared Emma Little· 1 shared James P. O’Dwyer· 1 shared Steven W. Kembel· 1 shared

Activity by Year

2017-2026 · peak 1/yr

Co-Author Collaboration Network

6 top collaborators · 9 mutual co-author links

Click any collaborator node to inspect or filter shared papers

Focal author (center)Selected co-authorORCID co-authorUnlinked name

Curved chords = mutual co-authorship

2 shared papersMicrobiology

Thomas J. SharptonORCID

Mutual co-authors in cluster

Author profile →

2 papers

Recent·Most cited

Guide scaffolding improves phylogenetic accuracy and enables integration across 16S amplicon regions

Holly K. Arnold, Emma Little, Alexandria Hunt, Thomas J. Sharpton

This paper introduces a guide scaffolding method to improve phylogenetic accuracy and enable integration of 16S amplicon datasets across variable regions.

bioRxiv · Jan 6, 2026 · PreprintMicrobiology

Ecophylogenetics Reveals the Evolutionary Associations between Mammals and their Gut Microbiota

Christopher A. Gaulke, Holly K. Arnold, Steven W. Kembel, James P. O’Dwyer, Thomas J. Sharpton

The paper develops a new method to analyze microbial taxonomic units and their distribution across mammalian lineages, revealing conserved and lineage-specific gut bacterial clades linked to mammalian evolution.

bioRxiv · Aug 29, 2017 · PreprintMicrobiology