Most often, the more lymph nodes with cancer, the larger the number assigned. However, for some tumors, the location of the lymph nodes with cancer may determine the âNâ stage category. Metastasis (M). The letter M indicates whether the cancer has metastasized, or spread, to other parts of the body. If the cancer has not spread, it is labeled M0. If the cancer has spread, it is considered M1.
Chondroitin is a molecule that occurs naturally in the body. It is a major component of cartilage, the tough, connective tissue that cushions the joints. Commercial chondroitin comes from natural sources, such as shark and bovine cartilage, or synthetic production.
1 Studies have found that glucosamine and chondroitin supplements may interact with the anticoagulant (blood-thinning) drug warfarin (Coumadin). 2  Overall, studies have not shown any other serious side effects.nly a small amount of research has been done on glucosamine and chondroitin for osteoarthritis of joints other than the knee and hip. Because there have been only a few relatively small studies, no definite conclusions can be reached. More information. 1  Chondroitin for osteoarthritis of the hand.