Author
Listed by name: these papers carry no ORCID for this author, so different people with the same name may be mixed together.
12 papers
Recent·Most cited
Y. Eglit, S. K. Williams, A. J. Roger, A. G. B. Simpson
The paper describes a new genus of anaerobic flagellate, Skoliomonas, found in soda lake environments, and places it phylogenetically within the Metamonada clade.
bioRxiv · Mar 12, 2024 · PreprintEvolutionary Biology
Y. Eglit, T. Shiratori, J. Jerlström-Hultqvist, K. Williamson, A. J. Roger, K.-I. Ishida, A. G. B. Simpson
The paper describes Meteora sporadica, a protist with unique morphology, and shows its close phylogenetic relationship to Hemimastigophora through genomic analysis.
bioRxiv · Aug 13, 2023Evolutionary Biology
B. A. Baker, A. Gutierrez-Preciado, A. Rodriguez del Rio, C. McCarthy, P. Lopez-Garcia, J. Huerta-Cepas, E. Susko, A. J. Roger, L. Eme, D. Moreira
This study resolves the phylogeny of extremely halophilic archaea and identifies four independent adaptations to hypersaline environments through phylogenomic analysis and gene transfer mechanisms.
bioRxiv · Jul 3, 2023 · PreprintEvolutionary Biology
J. Jerlström-Hultqvist, L. Gallot-Lavallee, D. E. Salas-Leiva, B. A. Curtis, K. Zahonova, I. Cepicka, C. W. Stairs, S. Pipaliya, J. B. Dacks, J. M. Archibald, A. J. Roger
The paper identifies a unique symbiosome in Anaeramoeba, showing a structured syntrophic relationship with sulfate-reducing bacterial ectosymbionts through genomic and transcriptomic analyses.
bioRxiv · Mar 3, 2023Evolutionary Biology
S. Hess, S. K. Williams, A. Busch, I. Irisarri, C. F. Delwiche, S. de Vries, T. Darienko, A. J. Roger, J. M. Archibald, H. Buschmann, K. von Schwartzenberg, J. de Vries
The paper presents a new five-order system for Zygnematophyceae based on phylogenomic analysis of a filamentous green alga, revealing five independent origins of filamentous growth.
bioRxiv · Jul 6, 2022Evolutionary Biology
S. A. Munoz-Gomez, L. R. Cadena, A. T. Gardiner, M. M. Leger, S. Sheikh, L. Connell, T. Bily, K. Kopejtka, J. T. Beatty, M. Koblizek, A. J. Roger, C. H. Slamovits, J. Lukes, H. Hashimi
This study shows that Mic60 homologs in alphaproteobacteria are involved in intracytoplasmic membrane development and contact site formation, supporting the hypothesis that mitochondrial cristae evolved from bacterial ICMs.
bioRxiv · Jun 14, 2022 · PreprintEvolutionary Biology
H. Banos, E. Susko, A. J. Roger
This study shows over-parameterization does not harm profile mixture models for phylogenetic analysis, even with many amino acid frequency classes, and simple models perform worse.
bioRxiv · Feb 18, 2022Evolutionary Biology
J. V. Gerbracht, T. Harding, A. G. B. Simpson, A. J. Roger, S. Hess
This study identifies lytic enzymes and chitin-related factors in Orciraptor agilis that facilitate cell wall perforation during protoplast feeding.
bioRxiv · Dec 30, 2021Microbiology
D. E. Salas-Leiva, E. C. Tromer, B. A. Curtis, J. Jerlstrom-Hultqvist, M. Kolisko, Z. Yi, J. S. Salas-Leiva, L. Gallot-Lavallee, G. J. P. L. Kops, J. M. Archibald, A. G. B. Simpson, A. J. Roger
This study identifies a free-living protist, Carpediemonas membranifera, that lacks canonical eukaryotic DNA replication and segregation systems, suggesting novel mechanisms for these processes.
bioRxiv · Mar 14, 2021Evolutionary Biology
N. Youssef, E. Susko, A. J. Roger, J. P. Bielawski
The paper identifies evolutionary Stokes and anti-Stokes shifts in amino acid propensities, showing that both can arise from epistatic interactions and that stabilizing substitutions are permissive while destabilizing ones are restrictive.
bioRxiv · Aug 31, 2020 · PreprintEvolutionary Biology
S. Munoz-Gomez, S. Hess, G. Burger, B. F. Lang, E. Susko, C. H. Slamovits, A. J. Roger
The paper updates the phylogeny of Alphaproteobacteria, showing Rickettsiales and Holosporales have independent origins, with Holosporales nested within Rhodospirillales.
bioRxiv · Nov 5, 2018Evolutionary Biology
M. W. Brown, A. Heiss, R. Kamikawa, Y. Inagaki, A. Yabuki, A. K. Tice, T. Shiratori, K. Ishida, T. Hashimoto, A. G. B. Simpson, A. J. Roger
The paper uses phylogenomic analysis to place orphan protist lineages into a novel eukaryotic super-group, CRuMs, and clarifies their relationship to Amorphea.
bioRxiv · Dec 3, 2017Evolutionary Biology