Seven new genes controlled by the quorum-sensing signal molecule N-(3-oxohexanoyl)-L-homoserine lactone (OHHL) have been identified in Erwinia carotovora subsp. carotovora. Using TnphoA as a mutagen. we enriched for mutants defective in proteins that could play a role in the interaction between E. https://www.findingthestory.com/product-category/welding-screen/