“Understanding how bacterial competition shapes the evolution, structure, and function of marine microbial communities”
“If I set out to prove something I am no real scientist - I have to learn to follow where the facts lead me.”
- Lazzaro Spallanzani, 18th century -
Y Lin, S Smith, E Kanso, A Septer, C Rycroft. A subcellular biochemical model for T6SS dynamics reveals winning competitive strategies. PNAS. (2023)
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A Septer, G Sharpe, E Shook. The Vibrio fischeri type VI secretion system incurs a fitness cost under host-like conditions. bioRxiv. (2023)
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L Speare, A Jackson, AN Septer. Calcium Promotes T6SS-Mediated Killing and Aggregation between Competing Symbionts. Microbiology Spectrum. (2022)
S Andrew, T Wilson, S Smith, A Marchetti, AN Septer. A tripartite model system for Southern Ocean diatom-bacterial interactions reveals the coexistence of competing symbiotic strategies. ISME Communications. (2022)
L Speare, M Woo, AK Dunn, AN Septer. A putative lipoprotein mediates cell-cell contact for type VI 2secretion system-dependent killing of specific competitors. mBio. (2022)
AM Suria, S Smith, L Speare, Y Chen, I Chien, EG Clark, M Krueger, AM Warwick, H Wilkins, AN Septer. Prevalence and diversity of type VI secretion systems in a model beneficial symbiosis. Frontiers in Microbiology. (2022)
CN Dial, L Speare, GC Sharpe, SM Gifford, AN Septer, KL Visick. Para-aminobenzoic acid, calcium, and c-di-GMP induce formation of cohesive, Syp-polysaccharide-dependent biofilms in Vibrio fischeri. mBio. (2021)
S Smith, F Salvato, A Garikipati, MKleiner, AN Septer. Activation of the type VI secretion system in the squid symbiont Vibrio fischeri requires the transcriptional regulator tasr and the structural proteins TssM and TssA. Journal of Bacteriology. (2021)
S Smith and AN Septer. Quantification of Interbacterial Competition using Single-Cell Fluorescence Imaging. Journal of Visualized Experiments. (2021)
L Speare, M Woo, KM Bultman, MJ Mandel, MS Wollenberg, and AN Septer. Host-like conditions are required for T6SS-mediated competition among Vibrio fischeri light organ symbionts. MSphere. (2020)
GL Sharpe, SM Gifford, and AN Septer. A model Roseobacter, Ruegeria pomeroyi DSS-3, employs a diffusible killing mechanism to eliminate competitors. mSystems. (2020)
L Speare, S Smith, F Salvato, M Kleiner, and AN Septer. Environmental viscosity modulates interbacterial killing during habitat transition. mBio. (2020)
AN Septer, L Speare, C Coleman, S Smith, C Dorsey, T Wilson, and SM Gifford. Draft genome sequence of a Harveyi clade bacterium isolated from Lolliguncula brevis squid. Microbiology Resource Announcements. (2020)
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AN Septer. The Vibrio-Squid symbiosis as a model for studying interbacterial competition. mSystems. (2019) Invited Perspective
E Kanso and AN Septer. Viewpoint: Microbial expansion shaped by fluid flows. Physics. (2019)
L Speare and AN Septer. Coincubation assay for quantifying competitive interactions between isolates. Journal of Visualized Experiments. (2019)
KM Bultman, AG Cecere, T Miyashiro, AN Septer, MJ Mandel. Draft genome sequences of type VI secretion system-encoding strains FQ-A001 and ES401. Microbiology Resource Announcements. (2019)
L Speare, A Cecere, K Guckes, S Smith, M Mandel, M Wollenberg, T Miyashiro, and AN Septer. Bacterial symbionts use a type VI secretion system to eliminate competitors in their natural host. PNAS. (2018)