KNOXVILLE, Tenn.--(BUSINESS WIRE)--Provectus Pharmaceuticals, Inc. (OTC BB: PVCT), a development-stage oncology and dermatology biopharmaceutical company has announced that Kelly M. McMasters MD, PhD, a preeminent authority on melanoma, has agreed to serve as a member of the corporate Board of Directors. Additionally, Dr. McMasters will head the scientific advisory board.