19. Subjects with active, known or suspected autoimmune disease or inflammatory disorder (including inflammatory bowel disease [eg, colitis, Crohn's disease], systemic lupus erythematosus, Wegener's syndrome, myasthenia gravis, Grave's disease, rheumatoid arthritis, hypophysitis, uveitis, etc.). Subjects with vitiligo, type I diabetes mellitus, residual hypothyroidism due to autoimmune condition only requiring hormone replacement, psoriasis not requiring systemic treatment, or conditions not expected to recur in the absence of an external trigger are permitted to enroll.