Tiny Nanoparticle Capsules Deliver Medicines, Penn State University Study  
1/13/2009 8:02:02 AM

Penn State -- University Park, Pa. -- A tiny particle syringe composed of polymer layers and nanoparticles may provide drug delivery that targets diseased cells without harming the rest of the body, according to a team of chemical engineers. This delivery system could be robust and flexible enough to deliver a variety of substances.