Author

Christopher D. Radka

St. Jude Children's Research HospitalORCID 0000-0002-6037-7710Unclaimed 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 Organism:E. coli· 1 Research Focus:host-pathogen & immune response· 1 Organism:human· 1 Organism:mouse· 1 Research Focus:protein folding & dynamics· 1 Assay:structural biology· 1

Frequent Co-Authors

Brendan T. MorrowiD· 1 shared Charles O. RockiD· 1 shared Chitra SubramanianiD· 1 shared Chrispin ChaguzaiD· 1 shared Cydney N. JohnsoniD· 1 shared Jason W. RoschiD· 1 shared Karen MilleriD· 1 shared Matthew W. FrankiD· 1 shared

Activity by Year

2025-2025 · peak 2/yr

Co-Author Collaboration Network

10 top collaborators · 20 mutual co-author links

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1 shared paperMicrobiology

Brendan T. MorrowORCID

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2 papers

Recent·Most cited

MicrobiologyJournal of BacteriologyPeer-reviewedSep 19, 2025

Mechanisms of 10-Hydroxyoctadecanoic acid resistance in Streptococcus pneumoniae

Cydney N. Johnson, Matthew W. Frank, Chrispin Chaguza…·Jason W. Rosch

This study identifies h18:0 as a toxic fatty acid produced by S. aureus that targets S. pneumoniae, and reveals genetic mechanisms allowing pneumococcus to resist its toxicity.

DOI 10.1128/jb.00223-25

humanexperimental assay

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MicrobiologyBiochemistryPeer-reviewedJun 10, 2025

Isoleucine binding and regulation of Escherichia coli and Staphylococcus aureus threonine dehydratase (IlvA)

Mi‐Kyung Yun, Chitra Subramanian, Karen Miller…·Charles O. Rock

This study compares isoleucine regulation of IlvA in Escherichia coli and Staphylococcus aureus, revealing structural differences in their regulatory domains and feedback mechanisms.

7 citations

E. colimouse

𝕏 PostBluesky