Author

Karine Melchior

University of California San DiegoORCID 0000-0003-4218-9991Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Microbiology· 2

Signature Assays, Organisms & Methods

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Approach:experimental assay· 2 Research Focus:host-pathogen & immune response· 2 Assay:proteomics· 2 Research Focus:cell signaling & trafficking· 1 Organism:E. coli· 1 Organism:mouse· 1

Frequent Co-Authors

Araceli Pérez-LópeziD· 2 shared Gregory T. WalkeriD· 2 shared Judith BehnseniD· 2 shared Manuela RaffatelluiD· 2 shared Sean‐Paul NuccioiD· 2 shared Andrea ReboldiiD· 1 shared Çağla TükeliD· 1 shared Chia-Yun HsuiD· 1 shared

Activity by Year

2025-2025 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 45 mutual co-author links

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2 shared papersMicrobiology

Araceli Pérez-LópezORCID

Mutual co-authors in cluster

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2 papers

Recent·Most cited

MicrobiologybioRxivPreprintOct 6, 2025

Commensal Escherichia coli colonization triggers Peyer's patch development

Romana Raphaela Gerner, Gregory T. Walker, Suzi M. Klaus…·Manuela Raffatellu

This study identifies Escherichia coli as a key driver of B cell accumulation in Peyer's patches via CXCR2-dependent mechanisms involving curli amyloid fibers and TLR2 signaling.

1 citation

E. coliproteomics

𝕏 PostBluesky

MicrobiologymBioPeer-reviewedJul 14, 2025

PgtE protease enables virulent Salmonella to evade C3-mediated serum and neutrophil killing

Michael Hweemoon Lee, Araceli Pérez-López, Leigh A. Knodler…·Manuela Raffatellu

This study shows that PgtE protease in virulent Salmonella Typhimurium helps evade complement-mediated killing by cleaving C3, enabling systemic spread.

4 citations

mouseproteomics

𝕏 PostBluesky