Patent ID: 6818199
Filing Date: 2004-11-16
Classification: A61B,A61K,B82Y,C07F,C12Q,G01N

Abstract:
A method for delivering a radiographic contrast agent to a targeted portion of a body of a living animal, the method comprising the steps of:intravenously administering a quantity of nanoparticles into the body of the living animal, each of the nanoparticles having a metallic core, substantially each of the nanoparticles also having a surface layer composed of a material surrounding the metallic core, the material of the surface layer including an organothiol and a component having an affinity for the targeted portion of the body, a sufficient quantity of the nanoparticles being administered to contrast the targeted portion of the body under irradiation; and irradiating the targeted portion of the body with penetrating radiation.