| Exclusion Criteria: | 1) Patients with an active infection or with a fever >/= 38.5 degrees (centigrade) within 3 days of the first scheduled day of dosing
2) Patients who require treatment with chronic pharmacologic doses of glucocorticoids, or who require, or who have taken within the last 6 months, any of the following immunosuppressive agents: interferon-alpha, interferon-beta, interleukin-2, etanercept, infliximab, tacrolimus, cyclosporine, mycophenolic acid, alefacept, or efalizumab
3) Patients with known hypersensitivity to any of the components of R1507 or who have had prior hypersensitivity reactions to monoclonal antibodies
4) Patients who are receiving concurrent investigational therapy or who have received investigational therapy within a period of 5 half-lives or longer (up to 28 days) as deemed clinically indicated of the investigational therapy in question prior to the first scheduled day of dosing (investigational therapy is defined as treatment for which there is currently no regulatory authority approved indication)
5) Patients with diabetes mellitus, defined as casual, serum glucose concentration of >/= 200 mg/dL, fasting serum glucose of >/= 126 mg/dL, 2-hour postload serum glucose concentration of >/= 200 mg/dL following an oral glucose tolerance test, or the need for an oral hypoglycemic agent or insulin in order to keep the serum glucose below the above levels.
6) Severe uncontroled systemic disease (e.g. hypertention, clniically significant cardiovascular, pulmonary, metabolic, wound-healing, ulcer, or bone fracture).
7) NYHA Class III or IV congestive heart failure
8) Patients with positive pregnancy tests or who are known to be pregnant or lactating
9) Patients with reproductive potential not willing to use effective method of contraception.
10) Any other medical condition, including mental illness or substance abuse, deemed by the Investigator to be likley to interfere with a patient's ability to sign informed consent, cooperate and participate in the study, or interfere with the interpretation of the results
11) History of allogeneic transplant, including bone marrow transplant
12) Known HIV or Hepatitis B or C (active, previously treated, or both) |