Author

S. M. Gifford

Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.

Biology Disciplines

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Microbiology· 5 Ecology· 3

Signature Assays, Organisms & Methods

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Approach:experimental assay· 6 Assay:metagenomics· 5 Research Focus:cell type annotation· 4 Research Focus:ecology & biodiversity· 3 Approach:statistical model· 2 Organism:bacteria (other)· 1 Assay:bulk RNA-seq· 1 Research Focus:cell signaling & trafficking· 1

Frequent Co-Authors

A. Marchetti· 4 shared G. C. Sharpe· 4 shared M. G. Meyer· 4 shared J. R. Graff· 3 shared M. R. Cohn· 3 shared A. E. Santoro· 2 shared A. K. Niebergall· 2 shared C. A. Carlson· 2 shared

Activity by Year

2018-2023 · peak 5/yr

Co-Author Collaboration Network

10 top collaborators · 34 mutual co-author links

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Curved chords = mutual co-authorship

4 shared papersEcology

A. Marchetti

Mutual co-authors in cluster

Author profile →

8 papers

Recent·Most cited

Flagella are required to coordinately activate competition and host colonization factors in response to a mechanical signal

L. Speare, L. Zhao, M. N. Pavelsky, A. Jackson, S. Smith, B. Tyagi, G. C. Sharpe, M. Woo, L. Satkowiak, T. Bolton, S. M. Gifford, A. N. Septer

This study identifies flagella as mechanosensors in Vibrio fischeri that coordinate activation of competition and host colonization factors in response to viscosity changes.

bioRxiv · Dec 31, 2023 · PreprintMicrobiology

Collaborative metabolic curation of an emerging model marine bacterium, Alteromonas macleodii ATCC 27126

D. Sher, E. E. George, M. Wietz, S. M. Gifford, L. Zoccaratto, O. Weissberg, C. Koedooder, W. B. VK, M. Malisano Barreto Filho, R. Mireles, S. Malavin, M. Liddor-Naim, T. Idan, V. Shrivastava, L. Itelson, , L. D. Moore

The paper describes a collaborative curation workshop to improve the metabolic reconstruction of Alteromonas macleodii ATCC 27126 using genomic and physiological data, identifying key metabolic pathways and gaps.

bioRxiv · Dec 13, 2023 · PreprintMicrobiology

Microbial Respiration in Contrasting Ocean Provinces via High-Frequency Optical Assays

M. R. Cohn, B. Stephens, M. G. Meyer, G. C. Sharpe, A. K. Niebergall, J. R. Graff, N. Cassar, A. Marchetti, C. A. Carlson, S. M. Gifford

This study measures microbial respiration rates in different ocean regions using optical sensors, finding higher carbon export potential in the Atlantic compared to the Pacific.

bioRxiv · Jul 20, 2023Microbiology

Primary production dynamics during the decline phase of the North Atlantic annual spring bloom

M. G. Meyer, M. Brzezinski, M. R. Cohn, S. J. Kramer, N. Paul, G. C. Sharpe, A. K. Niebergall, S. M. Gifford, N. Cassar, A. Marchetti

This study examines primary production dynamics during the decline phase of the North Atlantic spring bloom, showing variability in phytoplankton size fractions and the impact of physical disturbances on production rates.

bioRxiv · May 18, 2023 · PreprintEcology

Quantitative analysis of food web dynamics in a low export ecosystem

H. M. McNair, M. G. Meyer, S. J. Lerch, A. E. Maas, B. M. Stephens, J. Fox, K. N. Buck, S. M. Burns, I. Cetinic, M. R. Cohn, C. Durkin, S. M. Gifford, W. Gong, J. R. Graff, B. Jenkins, , T. A. Rynearson

The paper quantifies food web dynamics in a low export ecosystem, finding microbial recycling dominates carbon flow with minimal export due to slow turnover and high detrital background.

bioRxiv · Mar 17, 2023 · PreprintEcology

Synechococcus nitrogen gene loss in iron-limited ocean regions

G. C. Sharpe, M. G. Meyer, W. Gong, S. M. Burns, A. Tagliabue, K. N. Buck, A. E. Santoro, J. R. Graff, A. Marchetti, S. M. Gifford

This study identifies two Synechococcus genomes from an iron-limited region that lack nitrate and nitrite assimilation genes, suggesting reliance on recycled nitrogen forms.

bioRxiv · May 24, 2022 · PreprintEcology

Transcriptional activity differentiates families of Marine Group II Euryarchaeota in the coastal ocean

J. Damashek, A. O. Okotie-Oyekan, S. M. Gifford, A. Vorobev, M. A. Moran, J. T. Hollibaugh

This study identifies transcriptional differences between families of Marine Group II Euryarchaeota, suggesting distinct metabolic roles in coastal ocean DOM and nitrogen cycling.

bioRxiv · Sep 16, 2020Microbiology

Mosaic patterns of B-vitamin synthesis and utilization in a natural marine microbial community

L. Gomez-Consarnau, R. Sachdeva, S. M. Gifford, L. S. Cutter, J. Fuhrman, S. A. Sanudo-Wilhelmy, M. A. Moran

The paper analyzes metatranscriptomes of a coastal microbial community to identify B-vitamin synthesizers and consumers, finding mosaic patterns of synthesis and utilization.

bioRxiv · Mar 14, 2018Microbiology