FLUORESCENT SEMICONDUCTOR MICROPARTICLE, METHOD FOR PRODUCTION OF THE MICROPARTICLE, FLUORESCENT LABELING AGENT FOR BIOLOGICAL SUBSTANCE USING THE MICROPARTICLE, AND BIOIMAGING METHOD USING THE MICROPARTICLE

摘要

Disclosed is a fluorescent semiconductor particle having a core/shell structure composed of a core particle as a semiconductor particle, and a shell layer by which the core particle is covered, wherein the core particle has a different chemical composition from that of the shell layer; the core particle has an average particle diameter of 1 - 15 nm and a specific gravity of 1.0 - 3.0; and the fluorescent semiconductor particle having the core/shell structure has a specific gravity of 0.8 - 3.2