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They are closely related

Oral supplements typically increase levels within one to two weeks, with normalisation taking three to six months depending on deficiency severity

AOD9604 and Cartilage Biology Research In a collagenase-induced knee osteoarthritis rabbit model, intra-articular injection of AOD9604 significantly enhanced cartilage regeneration compared to saline controls, with combined AOD9604 and hyaluronic acid injections proving more effective than either treatment alone producing superior morphological and histopathological scores and a significantly shorter lameness period in the AOD9604 + HA group

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