a metabolic process by which ammonia derived from amino acids is converted into urea in the liver.
Exercise Caution With These Telltale IdiomsThe following idioms are helpful reminders to assess your circumstances and decide when to make a change.
Why Did “Noon” Used To Mean 3:00? To most, the word noon signifies a specific time of day–namely, 12:00 midday, a.k.a. “lunchtime.” The counterweight to 12:00 midnight. But, surprisingly, the term noon wasn’t always shorthand for midday at 12:00; in fact, it used to refer to a different time of day altogether. First, some essential background. Clocks and watches are relatively new inventions. Though some timekeeping devices, like sundials and water clocks, …
- urea clearance,
- urea frost,
- urea nitrogen,
- urea-formaldehyde resin,
Also called Krebs urea cycle.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
the sequence of metabolic reactions leading in vertebrates to the synthesis of urea
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
The sequence of chemical reactions that takes place in the liver and that results in the production of urea. The key reaction is the hydrolysis of arginine by arginase to ornithine and urea.Krebs-Henseleit cycle Krebs ornithine cycle Krebs urea cycle
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.