actinium pharmaceuticals, inc. (www.actiniumpharma.com) (nyse mkt: atnm) is a new york-based biopharmaceutical company developing innovative targeted payload immunotherapeutics for the treatment of advanced cancers. actinium's targeted radiotherapy is based on its proprietary delivery platform for the therapeutic utilization of alpha-emitting actinium-225 and bismuth-213 and certain beta emitting radiopharmaceuticals in conjunction with monoclonal antibodies. the company’s lead radiopharmaceutical iomab™-b will be used in preparing patients for hematopoietic stem cell transplant, commonly referred to as bone marrow transplant. the company is preparing a single, pivotal, multicenter phase 3 clinical study of iomab™-b in refractory and relapsed acute myeloid leukemia (aml) patients over the age of 55 with a primary endpoint of durable complete remission. the company’s second program, actimab-a, is continuing its clinical development in a phase 1/2 trial for newly diagnosed aml patients o