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.markbroyard.com/special-deal-ornamental-onion-allium-summer-beauty-for-cheap-flash-choice/