All of the Following Statements Are Consistent with Photopheresis Except

question 23

Multiple Choice

All of the following statements are consistent with photopheresis except:

• A) the patient is given an oral dose of psoralen, which binds to the DNA of all nucleated cells.
• B) collected white blood cells are exposed to ultraviolet light, which activates psoralen, preventing replication.
• C) the patient is given an oral dose of piroxicam, which binds to the RNA of all nucleated cells.
• D) treated cells are returned to the patient, inducing an immune response against the abnormal lymphocyte clone.