US patent class 514: drug, bio-affecting and body treating compositions — designated organic active ingredient

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Prior art which discloses less than 2mg of prednisone used for treatment of arthritis

Which is the closest prior art for this patent which discloses less than 2mg of prednisone used for treatment of arthritis? The list of documents in hit results includes US6677326 patent European ...
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Prior art for US Patent No. 6025327 for hydrolyzed collagen type II

Does any one know any prior art for the US6025327, disclosing hydrolyzed chicken sternal cartilage derived collagen type II, or method for preparing collagen type II from chicken sternal cartilage? ...