Medical Definition of R body
1.
A protein structure, visible by optical microscopy, found in various bacteria, probably related to plasmid presence.
Found both in free living pseudomonads and in various bacteria endosymbiotic in Paramecium. Has toxic activity against Paramecium and confers killer characteristics on Paramecium that ingest bacteria containing the structure.
This entry appears with permission from the Dictionary of Cell and Molecular Biology
(11 Mar 2008)
Lexicographical Neighbors of R Body
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