Glycans as endocytosis signals: the cases of the asialoglycoprotein and hyaluronan/chondroitin sulfate receptors

PH Weigel, JHN Yik - Biochimica et Biophysica Acta (BBA)-General …, 2002 - Elsevier
Animal cells internalize specific extracellular macromolecules (ligands) by using specialized
cell surface receptors that operate through a complex and highly regulated process known …

[PDF][PDF] Targeting hepatocytes for drug and gene delivery: emerging novel approaches and applications

J Wu, MH Nantz, MA Zern - Front Biosci, 2002 - article.imrpress.com
Introduction 3. Asialoglycoprotein receptor 3.1. Biology of asialoglycoprotein receptor (ASGP-
R) 3.2. Carbohydrate recognition domain (CRD) 3.3 Internalization of the ligands by ASGP …

Macrophage galactose lectin is critical for Kupffer cells to clear aged platelets

C Deppermann, RM Kratofil, M Peiseler… - Journal of Experimental …, 2020 - rupress.org
Every day, megakaryocytes produce billions of platelets that circulate for several days and
eventually are cleared by the liver. The exact removal mechanism, however, remains …

Well-defined multivalent ligands for hepatocytes targeting via asialoglycoprotein receptor

X Huang, JC Leroux, B Castagner - Bioconjugate chemistry, 2017 - ACS Publications
Targeted delivery of therapeutic agents to hepatocytes is a particularly attractive strategy for
the treatment of hepatocellular carcinoma and other liver diseases. The asialoglycoprotein …

The ashwell–morell receptor

PK Grewal - Methods in enzymology, 2010 - Elsevier
Abstract The Ashwell–Morell receptor (AMR) of hepatocytes, originally termed the hepatic
asialoglycoprotein receptor, was the first cellular receptor to be identified and isolated and …

[PDF][PDF] Characterizing the effect of GalNAc and phosphorothioate backbone on binding of antisense oligonucleotides to the asialoglycoprotein receptor

K Schmidt, TP Prakash, AJ Donner… - Nucleic acids …, 2017 - academic.oup.com
Targeted delivery of antisense oligonucleotides (ASO) to hepatocytes via the
asialoglycoprotein receptor (ASGR) has improved the potency of ASO drugs∼ 30-fold in the …

Variable asialoglycoprotein receptor 1 expression in liver disease: Implications for therapeutic intervention

D Witzigmann, L Quagliata, SH Schenk… - Hepatology …, 2016 - Wiley Online Library
Aim One of the most promising strategies for the treatment of liver diseases is targeted drug
delivery via the asialoglycoprotein receptor (ASGPR). The success of this approach heavily …

Receptor-mediated uptake of phosphorothioate antisense oligonucleotides in different cell types of the liver

CM Miller, M Tanowitz, AJ Donner… - Nucleic acid …, 2018 - liebertpub.com
Oligonucleotide therapeutics have emerged as a third distinct platform for drug discovery
within the pharmaceutical industry. Five oligonucleotide-based drugs have been approved …

Conjugation of mono and di-GalNAc sugars enhances the potency of antisense oligonucleotides via ASGR mediated delivery to hepatocytes

GA Kinberger, TP Prakash, J Yu, G Vasquez… - Bioorganic & Medicinal …, 2016 - Elsevier
Antisense oligonucleotides (ASOs) conjugated to trivalent GalNAc ligands show 10-fold
enhanced potency for suppressing gene targets expressed in hepatocytes. Trivalent GalNAc …

[PDF][PDF] Increased liver uptake of liposomes and improved targeting efficacy by labeling with asialofetuin in rodents

J Wu, P Liu, JL Zhu, S Maddukuri, MA Zern - Hepatology, 1998 - Wiley Online Library
To improve liposome‐directed therapy of liver disease and gene delivery, it would be
beneficial to selectively target hepatocytes. For this purpose, conventional liposomes (CL) …