1 Dogs do not need to wait until they are between six months and a year old for spaying or neutering. 2  Most veterinarians recommend having your dog sterilized shortly after the completion of his or her puppy vaccines, around the age of five months. Dogs do not need to wait until they are between six months and a year old for spaying or neutering. 2  Most veterinarians recommend having your dog sterilized shortly after the completion of his or her puppy vaccines, around the age of five months.
alcohol dehydrogenase. (biochemistry). The enzyme that catalyzes the oxidation of ethanol to acetaldehyde.
Alcohol dehydrogenase (ADH), an enzyme in the liver and also found in the lining of the stomach, is responsible for the breakdown of ethylene glycol. Ethylene glycol is sequentially metabolized into 1  : Glycoaldehyde. 2  Glycolic acid (from glycoaldehyde)  Glycoxylic acid (from glycolic acid)