Product Description: Cy3-PEG-DSPE (MW 3400) is a PEG phospholipid with Cy3 (HY-D0822) dye used in protein/nucelic acid labeling and fluorescence microscopy. Cy3-PEG-DSPE (MW 3400) can self-assemble in aqueous solution to form micelles/lipid bilayer and used to prepare liposomes or nanoparticles for nutrients delivery such as mRNA or DNA vaccine.