Amylase is a digestive enzyme made primarily by the pancreas and salivary glands. Enzymes are substances made and used by the body to trigger specific chemical reactions.
Luxating patella - a knee cap problem in dogs. The patella, commonly referred to as the knee cap is usually located in the centre of the knee joint. A luxating patella is a knee cap that moves out of its normal location, as indicated by the term luxating which means out of place or dislocated.
A lot of dogs with Grade 1 or Grade 2 patella luxation early in life will have pretty stiff knee joints when they are 14 or 15 years old that probably are at least partially this way due to arthritis from the years of luxating patellae.