Physiology. Amylase is a calcium dependent enzyme which hydrolyzes complex carbohydrates at alpha 1,4-linkages to form maltose and glucose. Amylase is filtered by renal tubules and resorbed (inactivated) by tubular epithelium. Active enzyme does not appear in urine.
The prostate is an accessory sex gland that surrounds the urethra and neck of a male dog's bladder. The prostate gland produces a fluid that helps nourish and transport sperm. Benign prostatic hyperplasia is a condition in which the prostate gland is enlarged. The word hyperplasia means increased in size.
These pheromones are present in a dog&rsquo;s urine, one of the reasons why dogs mark their territories with urine. Female dogs in heat release strong pheromones that can be detected for miles by male dogs. Female dog sex pheromones have not been reproduced for the general market but are important to dogs.