Author

Alejandro Ceballos-Márquez

International Centre for Antimicrobial Resistance SolutionsORCID 0000-0002-1835-3280Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Evolutionary Biology· 1 Genomics· 1

Signature Assays, Organisms & Methods

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Organism:human· 2 Approach:statistical model· 2 Assay:whole-genome sequencing· 2 Organism:chicken / avian· 1 Research Focus:gene regulatory network inference· 1 Research Focus:phylogenetics / evolution· 1

Frequent Co-Authors

Chiara CrestaniiD· 2 shared Claudia Cobo-ÁngeliD· 2 shared Nguyễn Ngọc PhướciD· 2 shared Ruth N. ZadoksiD· 2 shared Samantha LycettiD· 2 shared Swaine Lin CheniD· 2 shared Taya FordeiD· 2 shared Wanna SirimanapongiD· 2 shared

Activity by Year

2023-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

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2 shared papersEvolutionary Biology

Chiara CrestaniORCID

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2 papers

Recent·Most cited

Home is where the host is: Evolutionary history of geographic spread, host switching, and adaptive genomic signatures in two generalist Group B Streptococcus clonal groups

Antonia Hilbig, Chiara Crestani, Timothy Barkham, Swaine Lin Chen, Jiaying Ho, Claudia Cobo-Ángel, Alejandro Ceballos-Márquez, Wanna Sirimanapong, S. Amin-Nordin, Nguyễn Ngọc Phước, Tatiana de Castro Abreu Pinto, Laura M.A. Oliveira, Chiara Anna Garbarino, Matteo Ricchi, Tiziana Lembo, , Ruth N. Zadoks

This study analyzes the evolutionary history and host adaptation of two GBS clonal groups, revealing host switching, regional AMR gene distribution differences, and biased sampling in multi-host pathogens.

Microbial Genomics · Jul 23, 2026Peer-reviewedEvolutionary Biology

Three Accessory Gene Clusters Drive Host-Adaptation in Group B Streptococcus

Chiara Crestani, Taya Forde, John A Bell, Samantha Lycett, Laura Maria Andrade Oliveira, Tatiana Castro Abreu Pinto, Claudia Cobo-Ángel, Alejandro Ceballos-Márquez, Nguyễn Ngọc Phước, Wanna Sirimanapong, Swaine Lin Chen, Dorota M. Jamrozy, Stephen D. Bentley, Michael Fontaine, Ruth N. Zadoks

The paper identifies three accessory gene clusters driving host adaptation in Group B Streptococcus across different hosts.

bioRxiv · Aug 10, 2023 · PreprintGenomics