Nano-Pieces: Table 1. Characteristics Image Base Nanoparticle Negatively charged surface Silica Dioxide Stable Size: 20 nm* Low Toxicity Used in drug delivery and plastics Image: http://en.wikipedia.org/wiki/Mesoporous_silica Common material for cell membranes Form transport vesicles Liposome that can bypass biological Size: 50 nm barriers and carry substances through body Outside can be charged Can attach specific Image: http://mml.umd.edu/mml/projects.html binding molecules when required Long chains of nanoparticles Nanopolymer Size: 100 nm Surface can be given positive charge Used in many materials Image: http://news.medill.northwestern.edu/
Nano-Pieces: Table 1. Base Nanoparticle Characteristics Image Silica Dioxide Size: 20 nm* Negatively charged surface Stable Low Toxicity Used in drug delivery and plastics Image: http://en.wikipedia.org/wiki/Mesoporous_silica Liposome Size: 50 nm Common material for cell membranes Form transport vesicles that can bypass biological barriers and carry substances through body Outside can be charged Can attach specific binding molecules when required Image: http://mml.umd.edu/mml/projects.html Nanopolymer Size: 100 nm Long chains of nanoparticles Surface can be given positive charge Used in many Image: http://news.medill.northwestern.edu/ materials