［1］ Jia H F, Zhu G Y, Wang P. Catalytic behaviors of enzymes attached to nanoparticles: The effect of particle mobility［J］. Biotechnol Bioeng, 2003, 84: 406-414. 
［2］ PichA Z, Adler H P. Composite aqueous microgels: An overview of recent advances in synthesis, characterization and application［J］. Polym Int, 2007
, 56: 291-307. 
［3］ Kamei S, Okubo M, Matsuda T, et al. Adsorption of trypsin onto styrene-2-hydroxyethyl methacrylate copolymer microspheres and its enzymatic activity［J］. Colloid Polym Sci, 1986, 264: 743-747. 
［4］ ChenS A, Lee S T. Kinetics and mechanism of emulsifier-free emulsion polymerization: Styrene/hydrophilic comonomer (acrylamide) system［J］. Macromolecules, 1991, 24: 3340-3351. 
［5］ Ugelstad J, Mork P C, Kaggerud K H, et al. Swelling of oligomer-polymer particles: New methods of preparation［J］. Adv Coll Int Sci, 1980, 13: 101-140. ［6］ Takahashi K, Miyamori S, Uyama H, et al. Preparation of micronsize monodisperse poly(2-hydroxy-ethyl methacrylate) particles by dispersion polymerization［J］. J Polym Sci, Part A: Polym Chem, 1996, 34: 175-182. 
［7］ Song J S, Winnik M A. Crosslinked, monodisperse, micron-sized polystyrene particles by two-stage dispersion polymerization［J］.Macromolecules, 2005, 38: 8300-8307. 
［8］Song J S, Winnik M A. Monodisperse, micron-sized reactive low molar
mass polymer microspheres by twostage living radical dispersion polymerization
of styrene［J］. Macromolecules, 2006, 39: 8318-8325. 
［9］ Song J S, Chagal L, Winnik M A. Monodisperse micrometer-size carboxylfunctionalized polystyrene particles obtained by two-stage dispersion polymerization［J］. Macromolecules, 2006, 39: 5729-5737.

［10］ Song J S, Tronc F, Winnik M A. Monodisperse, controlled micron-size dye-labele polystyrene particles by two-stage dispersion polymerization［J］. Polymer, 2006, 47: 817-825. 
［11］Song J S, Winnik M A. Monodisperse, micrometer-sized low molar mass
polystyrene particles by two-stage dispersion polymerization［J］. Polymer, 20
06, 47: 4557-4556. 
［12］Elaissari A, Cros P, Pichot C, et al. Adsorption of oligonucleotides onto negatively and positively charged latex particles［J］. Colloids Surf A:Physicochem Engng Asp, 1994, 83: 25-31. 
［13］Wang Q, Liu L Y, Yang W T. A novel and facile approach for preparing
composite coreshell particles by sequentially initiated grafting polymerization［J］. Polymer, 2007, 48: 6581-6588. 
［14］Zhang F, Bai Y W, Ma Y H, et al. Preparing of monodisperse and cationcharged polystyrene particles stabilized with polymerizable quarternary ammonium by dispersion polymerization in a methanol-water medium［J］. J Colloid Interface Sci, 2009, 334: 13-21. 
［15］Zhang F, Cao L, Yang W T. Preparing of monodisperse and anion-charged polystyrene particles stabilized with polymerizable sodium styrene sulfonate by dispersion polymerization［J］. Macromol Chem Phys, 2010, 211: 744-751. 
［16］Yang W T, Rnby B. Radical living graft polymerization on the surface of polymeric materials［J］. Macromolecules, 1996, 29: 3308-3310.