Northstar Medical Radioisotopes, LLC, a global provider of radiopharmaceuticals used for therapeutic applications, signed a supply agreement with Bayer for the therapeutic medical radioisotope, actinium-225 (Ac-225). NorthStar will provide Bayer with its environmentally preferred, non-carrier added (n.c.a.) Ac-225 for several of Bayer’s radiopharmaceutical programs. Ac-225 is a high energy alpha-emitting radioisotope of increasing interest for clinical studies investigating the use of r...