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giardia

 
Dictionary: gi·ar·di·a
(jē-är'dē-ə, jär'-) pronunciation
n.
Any of various flagellated, usually nonpathogenic protozoa of the genus Giardia that may be parasitic in the intestines of vertebrates including humans and most domestic animals.

[New Latin, after Alfred Mathieu Giard (1846-1908), French zoologist.]


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n

A common genus of the flagellate protozoans. Many species of Giardia normally inhabit the digestive tract and cause inflammation in association with other factors that produce rapid proliferation of the organism.

A genus of flagellate protozoa parasitic in the intestines of most animals. They are capable of causing protracted, intermittent diarrhea suggestive of malabsorption, sometimes dysentery, but many infections may be non-symptomatic. Includes G. bovis (cattle), G. canis (dogs), G. caprae (goats), G. cati or G. felis (cats), G. caviae (guinea pigs), G. chinchillae (chinchillas), G. duodenalis (rabbits), G. equi (horses), G. felis (cats), G. intestinalis (G. lamblia; found in humans, pigs, budgerigars, monkeys), G. muris (mice, rats).

Giardia trophozoites. By permission from NelsonRW, Couto CG, Small Animal Internal Medicine, Mosby,2003
 
 
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trophozoite
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Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.  Read more
Dental Dictionary. Mosby's Dental Dictionary. Copyright © 2004 by Elsevier, Inc. All rights reserved.  Read more
Veterinary Dictionary. Saunders Comprehensive Veterinary Dictionary 3rd Edition. Copyright © 2007 by D.C. Blood, V.P. Studdert and C.C. Gay, Elsevier. All rights reserved.  Read more