<Journal class="Journal" value="Molecular Microbiology" /> <Page class="#txt" value="229"> <Page-2 class="#txt" value="42" /> </Page> <Volume class="#txt" value="8" /> <Year class="Year" value="1993" /> </Reference> <Author class="Author" value="Givskov M" /> <Author class="Author" value="Molin S" /> <Medline class="Medline" value="8316077" /> <Abstract class="LongText" value="Givskov_1993_Mol.Microbiol_8