Legionella

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Related to Legionella species: Legionella pneumonia, Legionella pneumophila

Legionella

 [le″jun-el´ah]
a genus of gram-negative, aerobic rod-shaped bacteria, the cause of legionellosis. Species include L. micda´dei, the etiologic agent of Pittsburgh pneumonia, and L. pneumo´phila, the etiologic agent of legionnaires' disease and pontiac fever.

Legionella

(lē'jŭn-el'lă),
A genus of aerobic, motile, nonacid-fast, nonencapsulated, gram-negative bacilli (family Legionellaceae) that have a nonfermentative metabolism and require l-cysteine HCl and iron salts for growth; they dwell in water, spread in air, and are pathogenic for humans. Over 40 species have been identified; the type species is Legionella pneumophila.

Le·gion·el·la

(lējŏ-nelă)
A genus of aerobic, motile, non-acid-fast, nonencapsulated, gram-negative bacilli; they dwell in water and are borne by air; pathogenic for humans. The type species is L. pneumophila.

Le·gion·el·la

(lējŏ-nelă)
A genus of aerobic, motile, non-acid-fast, nonencapsulated, gram-negative bacilli; they dwell in water and are borne by air; pathogenic for humans. The type species is L. pneumophila.
References in periodicals archive ?
Growth of 28 Legionella species on selective culture media: a comparative study.
Colonization of Legionella species in hospital water systems in Turkey.
Early recognition and initiation of appropriate therapy against Legionella species improves mortality.
Four Mab subgroups of L.pneumophila sg 1, three other L.pneumophila serogroups (sg2,sg5, and sg6) and a further 7 Legionella species were detected in the thermal water distribution network.
Isolation of pathogenic Legionella species and Legionella laden amoebae in dental unit water-lines.
Detection of Legionella species in respiratory specimens using PCR with sequencing confirmation.
pneumophila, and 5-10 per cent by different Legionella species (3).
Consolidation may be seen with Staphylococcus aureus, Haemophilus influenzae, Klebsiella pneumoniea, and Legionella species. Patchy infiltrates can be seen with Streptococcus pneumoniae.