urea

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Related to ureic: urea, uric acid
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ureaurea
  • noun

Synonyms for urea

nounthe chief solid component of mammalian urine

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Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
Daily excretions of purine derivatives (TP, mmol [day.sup.-1]), production of microbial nitrogenated compounds (Nmic, g [day.sup.-1]), microbial efficiency (EfM, g [kg.sup.-1]) and concentration of ureic nitrogen according to different urea and mineral salt proportions in the supplemented diet.
Chronic renal failure is defined as the progressive usually irreversible loss of the functional capacity of the nephrons and they are no longer capable of ade- quately removing fluids and wastes from the body or of maintaining the proper level of certain kidney-reg- ulated chemicals in the bloodstream, leading to an increase of serum creatinine and blood ureic nitrogen levels.1,2 It is caused by a number of diseases and inherited disorders but the most frequent causes of chronic renal failure are hypertension, diabetic mel- litus, chronic glomerulunephritis, uropathy and auto immune disease.3,4 Chronic kidney failure is irreversible, and will eventually lead to total kidney failure, also known as end-stage renal disease (ESRD).
Under this epic sway, counter-worlds--parodic and distorted worlds, ureic crystals in the joints, catacombs--grow the conditions for a situated lyric freedom.
Complete analysis (glucose, ureic acid, plasmatic proteins and ions), including 24-hour urine catecholamines (nor-metanephrine, metanephrine and vanilmandelic acid), and tumour markers (carcinoembryonic antigen, carbohydrate antigen [Ca] 19.9, Ca 125, and [beta]-human chorionic gonadotropin) were normal.
The rigid segments consist of urethane groups derived from the reaction of isocyanate with polyols, and ureic groups derived from the reaction between isocyanate groups and water.