14 Screening: Creatinine, ALT/GPT, AST/GOT, Total bilirubin. All other times: Acute Care Panel (sodium, potassium, chloride, bicarbonate, creatinine, glucose, BUN), Hepatic Panel (alkaline phosphatase, AST, ALT, total bilirubin, direct bilirubin), Mineral Panel (albumin, calcium, magne sium, phosphorus), Uric acid, Creatinine kinase, Lactate dehydrogenase, Total protein. 15 A 5-liter apheresis may be performed. If the patient is unable to undergo apheresis, approximately 96 mL of blood may be obt ained. This will be performed on protocol 03-C-0277, and will only be performed at the first follow-up evaluation.