Merna R. Villarejo

Merna Villarejo

Position Title
Professor Emeritus

Department of Microbiology and Molecular Genetics

356 Briggs Hall

Research Interests

Mechanism of bacterial adaptation to osmotic stress.


  • 1959 BS Biochemistry University of Chicago
  • 1963 PhD Biochemistry University of Chicago


Wise A, R Brems, V Ramakrishnan, and M Villarejo. 1996. Sequences in the 35 region of Escherichia coli rpoS-dependent genes promote transcription by Esigmas. Journal of Bacteriology. 178:2785-2793

Ding Q, S Kusano, M Villarejo, and A Ishihama. 1995. Promoter selectivity control of E. coli RNA polymerase: Differential recognition of osmoregulated promoters by Esigmas and Esigma70 holoenzymes. Molecular Microbiology. 16:6

Mellies J, A Wise, and M Villarejo. 1995. Two different E. Coli proP promoters respond to osmotic and growth phase signals. Journal of Bacteriology. 177:144-151