An Improved method of isolation and quantitation, using Dowex-1 ion-exchange chromatography and paper electrophoresis, has permitted efficient recovery of guanidinosuccinic acid from serum, urine and ...

L. Gerardo Herrera M., Nicte Ramírez P. and Leticia Mirón M. Physiological and Biochemical Zoology: Ecological and Evolutionary Approaches Abstract We determined the effect of water and nitrogen ...

Pet turtles can be unsanitary. But Chinese soft-shelled turtles really up the ante on distasteful behavior. They perform a variation on urination—through their mouths. Most land-based vertebrates ...

For more than 3 million people around the world, kidney failure is a life-altering diagnosis, if not a life-threatening one. While about 17 percent of people in the U.S. with end-stage kidney disease ...

While high-protein diets offer benefits, excessive intake can strain the kidneys, leading to microscopic damage and ...

Excretion is the process of removal of toxic wastes from the body of an organism. The major wastes produced by us are: Carbon dioxide and Urea. Carbon dioxide is produced by the process of respiration ...

LYSOZYME, a bacteriolytic enzyme discovered in 1922 by Sir Alexander Fleming, 2 is found in a number of biologic fluids. The enzyme is a basic protein of low molecular weight that lyses susceptible ...

Doctors order a blood urea nitrogen (BUN) test to measure the amount of urea nitrogen in your blood. It helps them see how well your kidneys are working. A BUN test measures how much blood urea ...

Soft-shelled turtles from China can essentially expel pee from their mouths, researchers say. This odd ability may have helped them invade salty environments, researchers explained. Scientists ...