Today,nanoparticles are routinely used in biomedical applications.Therefore,a basic understanding of the interactions of nanoparticles with biological systems,especially with cell membrane,becomes a crucial task in determining the cytotoxicity of nanoparticles as well as their potential application as drug delivery vehicles or therapeutic agents.The interaction of nanoparticles with cell membranes can affect the structure and properties of lipid bilayers as well as functions of those biomacromolecules on th...