Product Description
Poly(ε-caprolactone)-block-poly(ethylene glycol)-Biotin (PCL-PEG-BIO) is a functional amphiphilic block copolymer (ABC) which has biotin group at the end of PEG block and is used to prepare nanoparticles and micelles for targeted drug delivery. PCL-PEG is one of the most commonly used biodegradable ABC polymers for drug delivery. Biotin can bind to avidin and streptavidin with high specificity and affinity.