Author

A.-S. Andrei

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· 10

Signature Assays, Organisms & Methods

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Assay:metagenomics· 5 Approach:statistical model· 5 Research Focus:cell type annotation· 4 Research Focus:ecology & biodiversity· 4 Approach:experimental assay· 4 Organism:bacteria (other)· 3 Research Focus:development & morphogenesis· 3 Research Focus:chromatin & epigenetic regulation· 2

Frequent Co-Authors

R. Ghai· 9 shared M. M. Salcher· 4 shared M. Mehrshad· 4 shared P.-A. Bulzu· 4 shared H. Kandori· 2 shared I. Mukherjee· 2 shared K. Inoue· 2 shared K. Simek· 2 shared

Activity by Year

2018-2023 · peak 3/yr

Co-Author Collaboration Network

10 top collaborators · 30 mutual co-author links

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9 shared papersMicrobiology

R. Ghai

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Author profile →

10 papers

Recent·Most cited

Phenology and ecological role of Aerobic Anoxygenic Phototrophs in fresh waters

C. Villena-Alemany, I. Mujakic, L. K. Fecskeova, J. Woodhouse, A. Auladell, J. Dean, M. Hanusova, M. Socha, C. R. Gazulla, H.-J. Ruscheweyh, S. Sunagawa, V. Kavagutti, A.-S. Andrei, H.-P. Grossart, R. Ghai, , K. Piwosz

This study investigates the seasonal dynamics of aerobic anoxygenic phototrophic bacteria in a freshwater lake, revealing their role in organic matter recycling and ecological dynamics.

bioRxiv · Nov 17, 2023 · PreprintMicrobiology

Rickettsiales' deep evolutionary history sheds light on the emergence of intracellular lifestyles

L. Serra Moncadas, T. Shabarova, V. Silva Kavagutti, P.-A. Bulzu, M.-C. Chiriac, S.-J. Park, I. Mukherjee, R. Ghai, A.-S. Andrei

This study investigates the evolutionary history of Rickettsiales bacteria, showing how cross-feeding interactions with eukaryotes influenced their transition to intracellular lifestyles and genomic adaptations.

bioRxiv · Jan 31, 2023 · PreprintMicrobiology

Heliorhodopsin evolution is driven by photosensory promiscuity in monoderms

P.-A. Bulzu, V. S. Kavagutti, M.-C. Chiriac, C. Vavourakis, K. Inoue, H. Kandori, A.-S. Andrei, R. Ghai

This study identifies heliorhodopsins (HeRs) as a novel type-3 rhodopsin family restricted to monoderms, likely functioning as light-dependent switches for stress mitigation and metabolic regulation.

bioRxiv · Feb 1, 2021Microbiology

Potential Rhodopsin and Bacteriochlorophyll-Based Dual Phototrophy in a High Arctic Glacier

Y. Zeng, X. Chen, A. M. Madsen, A. Zervas, T. K. Nielsen, A.-S. Andrei, L. C. Lund-Hansen, Y. Liu, L. H. Hansen

The paper identifies four glacier bacteria capable of dual phototrophy using bacteriochlorophyll and rhodopsin, showing genomic evidence of horizontal gene transfer for these systems.

bioRxiv · Sep 28, 2020Microbiology

A freshwater radiation of diplonemids

I. Mukherjee, M. M. Salcher, A.-S. Andrei, V. Kavagutti, T. Shabarova, V. Grujcic, M. Haber, P. Layoun, Y. Hodoki, S.-i. Nakano, K. Simek, R. Ghai

The paper detects freshwater diplonemids in multiple lakes, finds they form a new lineage, and suggests marine diplonemid diversity may be overestimated.

bioRxiv · May 14, 2020Microbiology

Phage-centric ecological interactions in aquatic ecosystems revealed through ultra-deep metagenomics

V. S. Kavagutti, A.-S. Andrei, M. Mehrshad, M. Salcher, R. Ghai

This study uses ultra-deep metagenomics to reveal phage-centric ecological interactions in freshwater ecosystems, identifying phage genes that enhance microbial survival against grazing and showing spatiotemporal dynamics of phage and host abundances.

bioRxiv · Jun 13, 2019Microbiology

Visualization of Loki- and Heimdallarchaeia (Asgardarchaeota) by fluorescence in situ hybridization and catalyzed reporter deposition (CARD-FISH)

M. Salcher, A.-S. Andrei, P.-A. Bulzu, Z. G. Keresztes, H. L. Banciu, R. Ghai

The paper uses CARD-FISH and epifluorescence microscopy to visualize Lokiarchaeia and Heimdallarchaeia in coastal hypersaline sediments, revealing distinct morphologies for the two lineages.

bioRxiv · Mar 17, 2019Microbiology

The sunlit microoxic niche of the archaeal eukaryotic ancestor comes to light

P.-A. Bulzu, A.-S. Andrei, M. M. Salcher, M. Mehrshad, K. Inoue, H. Kandori, O. Beja, R. Ghai, H. Banciu

The paper uses phylogenetic analyses and metabolic reconstructions to infer the lifestyle and metabolic environment of the closest archaeal relatives of eukaryotes, revealing microoxic lifestyles and novel metabolic pathways.

bioRxiv · Aug 20, 2018Microbiology

A Swiftian Voyage from Brobdingnag to Lilliput: Freshwater Planctomycetes drifting towards the poles of the genome size spectrum

A.-S. Andrei, M. M. Salcher, M. Mehrshad, P. Rychtecky, P. Znachor, R. Ghai

This study uses ecogenomics to explore the evolutionary history and genome architecture of freshwater Planctomycetes, revealing niche-driven genome reduction and specialized lifestyles.

bioRxiv · Aug 9, 2018Microbiology

Hidden in plain sight - highly abundant and diverse planktonic freshwater Chloroflexi

M. Mehrshad, M. M. Salcher, Y. Okazaki, S.-i. Nakano, K. Simek, A.-S. Andrei, R. Ghai

The paper examines the diversity and distribution of freshwater Chloroflexi in various pelagic habitats, revealing their genomic diversity and ecological roles.

bioRxiv · Jul 10, 2018Microbiology