Author

Richard G. Posner

Northern Arizona UniversityORCID 0000-0002-0489-9397Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Organism:bacteria (other)· 1 Research Focus:chromatin & epigenetic regulation· 1 Approach:statistical model· 1 Assay:whole-genome sequencing· 1

Frequent Co-Authors

Amy J. VogleriD· 1 shared Charles H. D. Williamson· 1 shared Ely F. MilleriD· 1 shared Jason W. SahliD· 1 shared Miriam A. Guevara· 1 shared Paul KeimiD· 1 shared Richard E. LenskiiD· 1 shared Roxanne D. NottinghamiD· 1 shared

Activity by Year

2026-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

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1 shared paperMicrobiology

Amy J. VoglerORCID

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1 paper

Recent·Most cited

The historical domestication of a Clostridium botulinum strain used for the industrial production of botulinum neurotoxin

Paul Keim, Roxanne D. Nottingham, Miriam A. Guevara, Ely F. Miller, Amy J. Vogler, Charles H. D. Williamson, Theresa J. Smith, Richard G. Posner, Sabine Pellett, Richard E. Lenski, Jason W. Sahl

This paper reconstructs the genomic evolution of a Clostridium botulinum strain used for industrial botulinum neurotoxin production, identifying key mutations that drove its domestication and adaptation.

bioRxiv · Feb 26, 2026 · PreprintMicrobiology