Author

Oscar Ramfelt

University of Hawaiʻi at MānoaORCID 0000-0003-3823-6257Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Microbiology· 3

Signature Assays, Organisms & Methods

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Assay:metagenomics· 3 Approach:statistical model· 2 Research Focus:cell type annotation· 1 Research Focus:chromatin & epigenetic regulation· 1 Research Focus:ecology & biodiversity· 1 Approach:experimental assay· 1

Frequent Co-Authors

Kelle C. FreeliD· 3 shared Michael S. RappéiD· 3 shared Sarah J. TuckeriD· 3 shared A. Murat EreniD· 2 shared Andrian P. GajiganiD· 1 shared Bailey R. Fallon· 1 shared Bruno HüetteliD· 1 shared Ciara Ratum· 1 shared

Activity by Year

2024-2025 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

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3 shared papersMicrobiology

Kelle C. FreelORCID

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3 papers

Recent·Most cited

MicrobiologyScientific DataPeer-reviewedDec 4, 2025

A high-resolution diel survey of surface ocean metagenomes, metatranscriptomes, and transfer RNA transcripts

Sarah J. Tucker, Jessika Füssel, Kelle C. Freel…·A. Murat Eren

The paper presents a high-resolution multi-omics dataset of surface ocean metagenomes, metatranscriptomes, and tRNA transcripts collected over 48 hours to study microbial responses to environmental change.

3 citations

metagenomicsexperimental assay

𝕏 PostBluesky

MicrobiologybioRxivPreprintJun 17, 2025

Magnimaribacterales marine bacteria genetically partition across the nearshore to open-ocean in the tropical Pacific Ocean

Oscar Ramfelt, Sarah J. Tucker, Kelle C. Freel…·Michael S. Rappé

This study identifies distinct habitat preferences for Magnimaribacterales bacteria across marine environments using metagenomic and amplicon data from the tropical Pacific Ocean.

1 citation

metagenomicsstatistical model

𝕏 PostBluesky

MicrobiologyThe ISME JournalPeer-reviewedJan 1, 2024

Isolate-anchored comparisons reveal evolutionary and functional differentiation across SAR86 marine bacteria

Oscar Ramfelt, Kelle C. Freel, Sarah J. Tucker…·Michael S. Rappé

The paper analyzes the genomic and functional characteristics of SAR86 marine bacteria using a newly isolated strain and environmental genomes, revealing their metabolic capabilities and ecological distribution.

8 citations

metagenomicsstatistical model

𝕏 PostBluesky