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Gram-negative aerobic rods, isolated from surface water, mud, or thermally polluted lakes or streams. It is pathogenic for man and it has no known soil or animal sources.
(Source: National Library of Medicine 2013 MeSH Scope Note and Classification)
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  1. National Library of Medicine 2013 MeSH Scope Note and Classification
  2. O'Loughlin, R.E., Kightlinger, L., Werpy, M.C., Brown, E., Stevens, V., Hepper, C., Keane, T., Benson, R.F., Fields, B.S., and Moore, M.R. (2007). Restaurant outbreak of Legionnaires' disease associated with a decorative fountain: an environmental and case-control study. BMC Infect Dis 7, 93. PMID:17688692 (PubMed abstract)
  3. Neil and Berkelman. (2008)Increasing incidence of legionellosis in the United States, 1990-2005: changing epidemiologic trends. Clin Infect Dis. 2008 Sep 1;47(5):591-9. PMID:18665818 (PubMed abstract)

National Library of Medicine MeSH Classification

Gram-Negative Bacteria
Gram-Negative Aerobic Bacteria
Gram-Negative Aerobic Rods and Cocci
Legionella longbeachae
Legionella pneumophila