| 摘要 |
<p>A dispersion containing organic/inorganic hybrid particles having a biologically active substance supported thereon, which is obtained by causing the biologically active substance to coexist with a system comprising a block copolymer represented by the general formula (I): PEG-block-poly(carbo) (wherein PEG represents a polyethylene glycol segment and carbo represents a repeating unit having carboxylate in a side chain) and an aqueous medium capable of forming hydroxyapatite.</p> |
