The Per regulon of enteropathogenic Escherichia coli: identification of a regulatory cascade and a novel transcriptional activator, the locus of enterocyte effacement (LEE)-encoded regulator (Ler).
Mellies, Jay L. 1; Elliott, Simon J. 1; Sperandio, Vanessa 1; Donnenberg, Michael S. 2; Kaper, James B. 1*
33(2):296-306, July 1999.