PEI-b-PEG, Mn(PEI)=5 kDa, Mn(PEG)=5 kDa
An amphiphilic block copolymer with balanced cationic charge and hydrophilicity. Shows good biocompatibility, low cytotoxicity, and high gene/drug loading capacity. Widely used in gene transfection, targeted drug delivery, and nanoparticle formulation.
AxisPharm offers 5000+ PEG Linkers with high purity. Different kinds of PEG Reagents may be available by custom synthesis.
