In vitro and in vivo study of fluorescent probe PLGA particles prepared by premix membrane emulsification method Study and evaluation of preparation of silybin PLGA microspheres by stainless steel membrane emulsification technique Preparation of schizonepetin polylactic—CO—glycolic acid nanoparticles and its stability Preparation of curcumin-(oleic acid)2 loaded mPEG5000-PLGA nanoparticles by modified solvent evaporation method Preparation and in vitro release characteristics of curcumin loaded biodegradable microspheres Preparation and in vitro release characteristics of curcumin loaded biodegradable microspheres Preparation and in vitro evaluation of DMAB-modified PLGA nanoparticles loading tetrandrine