Author

Matthew D. Welch

University of California, BerkeleyORCID 0000-0003-2537-6349Unclaimed ORCID profile · follow to get notified of new preprints

Biology Disciplines

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Cell Biology· 1 Microbiology· 1

Signature Assays, Organisms & Methods

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

Frequent Co-Authors

Cuong J. TraniD· 1 shared Ingeborg Maria LangohriD· 1 shared Jiawen JiangiD· 1 shared Joanna M. IdrovoiD· 1 shared Joshua T. Del MundoiD· 1 shared Julie E. ChoeiD· 1 shared Meghan C. BacheriD· 1 shared Michal HammeliD· 1 shared

Activity by Year

2025-2026 · peak 1/yr

Co-Author Collaboration Network

9 top collaborators · 18 mutual co-author links

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1 shared paperMicrobiology

Cuong J. TranORCID

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2 papers

Recent·Most cited

Cell BiologyThe Journal of Cell BiologyPeer-reviewedMar 28, 2026

Divergent Rickettsia species exhibit distinct mechanisms of actin-based motility

Meghan C. Bacher, Julie E. Choe, Jiawen Jiang…·Matthew D. Welch

This study compares actin-based motility mechanisms in Rickettsia species, finding distinct roles and structures of Sca2 orthologs in R. parkeri and R. bellii.

2 citationstop 3%

experimental assaycell signaling & trafficking

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MicrobiologymBioPeer-reviewedJan 17, 2025

The Rickettsia actin-based motility effectors RickA and Sca2 contribute differently to cell-to-cell spread and pathogenicity

Cuong J. Tran, Zahra Zubair-Nizami, Ingeborg Maria Langohr, Matthew D. Welch

This study investigates the roles of RickA and Sca2 in Rickettsia parkeri's actin-based motility and pathogenicity, finding they contribute differently to cell-to-cell spread and disease severity.

10 citationstop 2%

mouseexperimental assay

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