A dye may be injected into a vein or swallowed to help the organs or tissues show up more clearly.

He has helped advance cell-based therapies, artificial organs, and engineered tissues.

If you need to have any type of x-ray or other scan using a contrast agent (a dye that is used to help blood vessels, organs, and other non-bony tissues appear more clearly on the x-ray or scan), be sure the doctor knows ahead of time if you have recently received aldesleukin.