Hydrogen sulfide causes excision of a genomic island in Pseudomonas syringae pv. phaseolicola

Hydrogen sulfide (H 2 S) is known to be an important signalling molecule in both animals and plants, despite its toxic nature. In plants it has been seen to control stomatal apertures, so altering the ability of bacteria to invade plant tissues. Bacteria are known to generate H 2 S as well as being...

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