| Collagen-induced arthritis |
|---|
Collagen-induced arthritis (CIA) is a condition induced in mice (or rats) to study rheumatoid arthritis. [1]
CIA is induced in mice by injecting them with an emulsion of complete Freund's adjuvant and type II collagen. [2]
In rats, only one injection is needed, but mice are normally injected twice. [3]
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