TAMPA, Fla.--(BUSINESS WIRE)--Nanobac Pharmaceuticals, Inc. (OTCBB:NNBP) (“Nanobac” or “the Company”) announces that scientists at Mayo Clinic, working under a collaborative agreement with Nanobac have cited evidence showing the presence of calcifying nanoparticles (CNPs) in plaque-filled arteries in animal models. This potentially represents a previously unrecognized factor in the development of arteriosclerosis and calcific arterial disease.