Legionella


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Related to Legionella: Legionella pneumonia

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.

Legionella

/Le·gion·el·la/ (le″jah-nel´ah) a genus of gram-negative, aerobic, rod-shaped bacteria (family Legionellaceae), normal inhabitants of lakes, streams, and moist soil; they have often been isolated from cooling-tower water, evaporative condensers, tap water, shower heads, and treated sewage. L. micda´dei is the causative agent of Pittsburgh pneumonia. L. pneumo´phila is the causative agent of legionnaires' disease.

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.

Legionella

(lē´jənel´ə),
n a genus of areobic, motile, non acid-fast, nonencapsulated, gram-negative bacilli that have a nonfermentative metabolism. They are water dwelling, airborne spread, and pathogenic for man.
L. pneumophila,
n the causative agent of Legionnaires' disease.
References in periodicals archive ?
The investigation team collected environmental bulk water and biofilm swab samples to evaluate possible Legionella colonization of the potable and other water systems at LTCFA during July 13-14.
This new 283-page report presents detailed analysis of the US Respiratory Diseases market, including sales forecasts and supplier shares for Adenovirus, Influenza, Legionella, Mononucleosis, Mycoplasma, Pneumonia, RSV and Tuberculosis.
For this reason Our Lady of Lourdes Hospital has a robust system of actively managing all of the processes that minimise the likelihood of legionella bacteria in the water supply.
Tim Keane, a consultant with Legionella Risk Management, Inc.
A 2013 study of compost in the United Kingdom found that 15 of the 24 samples tested contained Legionella species, of which 4 were identified as L.
An Improvement Notice has also been served on the company requiring them to improve the management of their water systems at the site in relation to the legionella risk.
Blood tests undertaken there showed she had been infected with the Legionella bacterium, daughter Emma Takata and stepdaughter Sacha Protheroe said.
Kathleen, who shared a house in Ely with Lynne for the past two years and was very close to her sister, said doctors diagnosed pneumonia in her case and tests had showed she was not infected with Legionella.
Since 2001, Centers for Disease Control and Prevention (CDC) surveillance reports have stated that Legionella is the single most commonly reported pathogen associated with drinking water outbreaks in the United States.
Legionella are Gram-negative bacteria with a species-specific pattern of saccharide molecules on their surface, called the lipopolysaccharides.
Meanwhile, Cargilfield Prep School in Edinburgh was closed down on Friday after legionella bacteria were found during routine tests.