Asialoglycoprotein receptor and its application in liver-targeted drug delivery

Yuan Yu Huang*, Zi Cai Liang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

11 Citations (Scopus)

Abstract

Asialoglycoprotein receptor (ASGPR) was specifically expressed by hepatocytes, which could recognize and bind asialoglycoprotein, galactose (Gal), galactosamine, N-acetylgalactosamine (GalNAc), etc. with high affinity. In a receptor-mediated-endocytosis (RME) manner, various molecules could be delivered into hepatocytes effectively. In this review, we firstly introduced the discovery, structure, function, expression pattern and endocytosis properties of ASGPR. Then the influence factors of ligand/receptor interaction and RME, including ligand species, valence, orientation and particle size, were analyzed. In addition, studies on ASGPR-mediated drug delivery in the past decades were reviewed. More importantly, progress in GalNAc-conjugation or -modification technologies employed in liver-targeted transportation of siRNA, antisense and antagomir were summarized.

Original languageEnglish
Pages (from-to)501-510
Number of pages10
JournalProgress in Biochemistry and Biophysics
Volume42
Issue number6
DOIs
Publication statusPublished - 2015
Externally publishedYes

Keywords

  • ASGPR
  • Antisense oligonucleotides
  • Drug delivery
  • GalNAc
  • Liver-targeting
  • SiRNA

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