Safety and Pharmacokinetics Study With AB0024 in Patients With Idiopathic Pulmonary Fibrosis.

Inclusion Criteria:

- Acceptable results on pulmonary function tests

- At rest oxygen saturation ≥90% on room air

- Adequate organ function

Exclusion Criteria:

- High resolution computer tomography pattern showing emphysema that is greater than
fibrosis

- Acceptable results on whole body plethysmography

- History of clinically significant hepatic or renal disease

- Poorly controlled or severe diabetes mellitus

- Use of systemic immunosuppressants within 28 days of AB0024 infusion