IL4 and myeloid sarcoma: Moreover, skewing of the cytokine release profile towards a Th2 one can help in the treatment of autoimmune and inflammatory conditions.9, 10 For example, compound 5, commonly referred to as OCH (Fig. 1), has been shown to protect mice against experimental encephalomyelitis (an animal model for MS) by favouring the release of the Th2-cytokine IL-4 and suppressing the myelin antigen-specific Th1 responses.6, 11