Grahame Hardie, David Carling and Alastair T.R. Sim. The A MP-activated protein kinase is a component of a protein-kinase cascade that. is activated by lipid metabolites, and which has recently been found to regulate. several key enzymes of lipid metabolism.
That said, the key difference between rheumatoid arthritis and osteoarthritis is the cause behind how the joints are affected. Osteoarthritis is a slow and progressive degenerative joint disease, that is, it will slowly develop over years of wear-and-tear on the joints and cartilage.
The two main types of arthritis are osteoarthritis, a condition with deterioration of cartilage in the joint from overuse, injury or aging, and rheumatoid arthritis, an immune disease that destroys the tissue lining the bones of the joint.