Media type: E-Article Title: Principles of c-di-GMP signalling in bacteria Contributor: Hengge, Regine imprint: Springer Science and Business Media LLC, 2009 Published in: Nature Reviews Microbiology Language: English DOI: 10.1038/nrmicro2109 ISSN: 1740-1526; 1740-1534 Origination: Footnote: