DOPE-PEG-Rhodamine B, MW 5,000 is a PEG lipid with a DOPE group and a Rhodamine B dye. Rhodamine B is a fluorescent dye which is used in histology, FRET and other fluorescence-based assays in vivo. DOPE is an unsaturated phospholipid which is commonly employed in designing lipid nanoparticles such as those used in vaccines and other forms of drug delivery.
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