Provided herein are improved anti-CD2 antibodies and methods for their use in the treatment and/or prevention of chronic or acute disorders of the immune system. Also provided herein are methods for treating or preventing an immune related disorder or disease in a subject by administering an anti-CD2 antibody or an antigen-binding fragment thereof and a CTLA-4 co-stimulation blockade. Compositions for use with these methods and kits are also disclosed.
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