polyethylene glycol (peg)-lipid conjugates which have been used in bioconjugation

art circle yellow symmetry polyethylene glycol peg-lipid conjugates used bioconjugation lipid nanoparticle bilayer membrane rendering isolated nanotechnology rna biochemistry biology biotechnology cholesterol material medicine three dimensional oncology drug cut mirna mrna nanotech peg phospholipids ribonucleic acid single stranded sirna small interfering targeted lipidoids encapsulate encapsulated encapsulation nucleic delivery therapeutic biochemical carrier cationic system gene genetic health care helper ionizable lipids therapeutics