R. Aono, M. Yamasaki, and G. Tamura, High and selective resistance to mecillinam in adenylate cyclase-deficient or cyclic adenosine 3',5'-monophosphate receptor proteindeficient mutants of Escherichia coli, J Bacteriol, vol.137, pp.839-845, 1979.

I. Artsimovitch, V. Patlan, S. Sekine, M. N. Vassylyeva, T. Hosaka et al., Structural Basis for Transcription Regulation by Alarmone ppGpp, Cell, vol.117, issue.3, pp.299-310, 2004.
DOI : 10.1016/S0092-8674(04)00401-5
URL : http://doi.org/10.1016/s0092-8674(04)00401-5

B. J. Bachmann, Derivations and genotypes of some mutant derivatives of Escherichia coli K-12, Escherichia coli and Salmonella: Cellular and Molecular Biology, pp.2460-2488, 1996.

G. R. Björk, F. C. Neidhardt, J. L. Ingraham, K. B. Low, and B. Magasanik, Stable RNA modification, Escherichia coli and Salmonella: Cellular and Molecular Biology, pp.861-886, 1996.

W. O. Bullock, J. M. Fernandez, and J. M. Short, XL1-Blue: A high efficiency plasmid transforming recA Escherichia coli strain with beta-galactosidase selection, BioTechniques, vol.5, pp.376-378, 1987.

M. Cashel, D. R. Gentry, V. J. Hernandez, and D. Vinella, The stringent response, In Escherichia coli and Salmonella: Cellular and Molecular Biology, 1996.

C. F. Earhart, F. C. Neidhardt, J. L. Ingraham, K. B. Low, and B. Magasanik, Uptake and metabolism of iron and molybdenum, Escherichia coli and Salmonella: Cellular and Molecular Biology, pp.1075-1090, 1996.

T. A. Geissmann and D. Touati, Hfq, a new chaperoning role: binding to messenger RNA determines access for small RNA regulator, The EMBO Journal, vol.23, issue.2, pp.396-405, 2004.
DOI : 10.1038/sj.emboj.7600058