Author

Johanna R. Elfenbein

University of Wisconsin–MadisonORCID 0000-0002-4764-0713Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Microbiology· 3

Signature Assays, Organisms & Methods

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Approach:experimental assay· 3 Research Focus:cell type annotation· 2 Research Focus:host-pathogen & immune response· 2 Organism:human· 2 Organism:bacteria (other)· 1 Assay:bulk RNA-seq· 1 Organism:Drosophila· 1 Assay:proteomics· 1

Frequent Co-Authors

Trina L. WestermaniD· 3 shared Eddy Cruz· 2 shared Leigh A. KnodleriD· 2 shared Michael McClellandiD· 2 shared Aaditi Lele· 1 shared Aimee R. Greissl· 1 shared Alan G. GoodmaniD· 1 shared Alexander V. PredeusiD· 1 shared

Activity by Year

2024-2026 · peak 1/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

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3 shared papersMicrobiology

Trina L. WestermanORCID

Mutual co-authors in cluster

Author profile →

3 papers

Recent·Most cited

YeiE regulates YeiH to implement sulfite stress resistance in Salmonella enterica serotype Typhimurium

Trina L. Westerman, Elly Scheuerell, Vivian H. Nguyen, Kaiya Johnson, Michael McClelland, Johanna R. Elfenbein

This study identifies YeiE as a regulator of sulfite stress resistance in Salmonella enterica serotype Typhimurium by controlling the gene yeiH.

Journal of Bacteriology · Jan 12, 2026Peer-reviewedMicrobiology

SLC11A2 affects nutritional immunity in the gastrointestinal epithelium

Emilia S. Norberg, Trina L. Westerman, Eddy Cruz, Summer D. Bushman, Eric Patrick Skaar, Johanna R. Elfenbein, Leigh A. Knodler

This study shows that SLC11A2 in intestinal epithelial cells restricts iron and manganese to limit Salmonella replication, highlighting its role in nutritional immunity.

bioRxiv · Nov 12, 2025 · PreprintMicrobiology

Pathogenic diversification of the gut commensal Providencia alcalifaciens via acquisition of a second type III secretion system

Jessica A. Klein, Alexander V. Predeus, Aimee R. Greissl, Mattie M. Clark-Herrera, Eddy Cruz, Jennifer A. Cundiff, Amanda L. Haeberle, Maya Howell, Aaditi Lele, Donna J. Robinson, Trina L. Westerman, Marie Wrande, Sarah J. Wright, Nicole M. Green, Bruce Andrew Vallance, , Leigh A. Knodler

This study investigates the role of two type III secretion systems in Providencia alcalifaciens, showing their differential contributions to host interactions and pathogenicity.

Infection and Immunity · Sep 10, 2024Peer-reviewedMicrobiology