chondroitin sulfate
[kŏn-drō′ĭ-tĭn]
- One of several classes of sulfated glycosaminoglycans that are a major constituent of various connective tissues, especially blood vessels, bone, and cartilage. Chondroitin sulfate is used as an over-the-counter dietary supplement by some people with symptoms of arthritis.
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The American Heritage® Science Dictionary
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