Legionella pneumophila, Most cases of Legionnaires' illness are caused by the bacteria Legionella pneumophila.
Numerous crucial bacteria for medicine can be found in the order Rickettsiales of the -proteobacteria, including the pathogens that cause typhus and Rocky Mountain, spotted fever. Newly emerging pathogens that cause diseases that are similar to one another and have numerous bacterial traits are among them.
Alphaproteobacteria of the genus Agrobacterium are frequently used by scientists to introduce foreign DNA into plant genomes due to their symbiotic characteristics. They also offer numerous additional biotechnological advantages.
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