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Journal of Bacteriology, February 2002, p. 857-858, Vol. 184, No. 3
0021-9193/01/$04.00+0     DOI: 10.1128/JB.184.3.857-858.2002
Copyright © 2002, American Society for Microbiology. All Rights Reserved.

Rex-Centric Mutualism

Roderick A. Slavcev and Sidney Hayes*

Department of Microbiology and Immunology, College of Medicine, University of Saskatchewan, Saskatoon, Saskatchewan S7N 5E5, Canada

Received 6 September 2001/ Accepted 21 October 2001

We asked whether Rex exclusion encoded by a lambda prophage confers a protective or a cell-killing phenotype. We found that the Rex system can channel lysogenic cells into an arrested growth phase that gives an overall protective ability to the host despite some associated killing.

* Corresponding author. Mailing address: Department of Microbiology and Immunology, College of Medicine, University of Saskatchewan, Saskatoon, Saskatchewan S7N 5E5, Canada. Phone: (306) 966-4307. Fax: (306) 966-4311. E-mail: hayess{at}duke.usask.ca.

Journal of Bacteriology, February 2002, p. 857-858, Vol. 184, No. 3
0021-9193/01/$04.00+0     DOI: 10.1128/JB.184.3.857-858.2002
Copyright © 2002, American Society for Microbiology. All Rights Reserved.



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