[HTML][HTML] Structural and functional hepatocyte polarity and liver disease

P Gissen, IM Arias - Journal of hepatology, 2015 - Elsevier
Hepatocytes form a crucially important cell layer that separates sinusoidal blood from the
canalicular bile. They have a uniquely organized polarity with a basal membrane facing liver …

[HTML][HTML] Hepatocyte polarity

A Treyer, A Müsch - Comprehensive Physiology, 2013 - ncbi.nlm.nih.gov
Hepatocytes, like other epithelia, are situated at the interface between the organism's
exterior and the underlying internal milieu and organize the vectorial exchange of …

[PDF][PDF] Interaction of the hereditary hemochromatosis protein HFE with transferrin receptor 2 is required for transferrin-induced hepcidin expression

J Gao, J Chen, M Kramer, H Tsukamoto, AS Zhang… - Cell metabolism, 2009 - cell.com
The mechanisms that allow the body to sense iron levels in order to maintain iron
homeostasis are unknown. Patients with the most common form of hereditary iron overload …

[HTML][HTML] Physiological functions of junctional adhesion molecules (JAMs) in tight junctions

C Hartmann, YA Schwietzer, T Otani, M Furuse… - … et Biophysica Acta (BBA …, 2020 - Elsevier
Junctional adhesion molecules (JAMs) comprise a small subfamily of the immunoglobulin
superfamily of adhesion receptors with a multitude of physiological functions in vertebrate …

Polarization restricts hepatitis C virus entry into HepG2 hepatoma cells

CJ Mee, HJ Harris, MJ Farquhar, G Wilson… - Journal of …, 2009 - Am Soc Microbiol
The primary reservoir for hepatitis C virus (HCV) replication is believed to be hepatocytes,
which are highly polarized with tight junctions (TJ) separating their basolateral and apical …

[HTML][HTML] Post-translational modifications of tight junction transmembrane proteins and their direct effect on barrier function

J Reiche, O Huber - Biochimica et Biophysica Acta (BBA)-Biomembranes, 2020 - Elsevier
Post-translational modifications (PTMs) such as phosphorylation, ubiquitination or
glycosylation are processes affecting the conformation, stability, localization and function of …

TGR5-dependent hepatoprotection through the regulation of biliary epithelium barrier function

G Merlen, N Kahale, J Ursic-Bedoya… - Gut, 2020 - gut.bmj.com
Objective We explored the hypothesis that TGR5, the bile acid (BA) G-protein-coupled
receptor highly expressed in biliary epithelial cells, protects the liver against BA overload …

Phosphorylation of tight junction transmembrane proteins: many sites, much to do

CM Van Itallie, JM Anderson - Tissue barriers, 2018 - Taylor & Francis
Phosphorylation is a dynamic post-translational modification that can alter protein structure,
localization, protein-protein interactions and stability. All of the identified tight junction …

[HTML][HTML] Blood–bile barrier: Morphology, regulation, and pathophysiology

T Pradhan-Sundd, SP Monga - Gene Expression, 2019 - ncbi.nlm.nih.gov
The term blood–bile barrier (BBlB) refers to the physical structure within a hepatic lobule that
compartmentalizes and hence segregates sinusoidal blood from canalicular bile. Thus, this …

The unique polarity phenotype of hepatocytes

A Müsch - Experimental cell research, 2014 - Elsevier
Hepatocytes, the main epithelial cell type of the liver, function like all epithelial cells to
mediate the vectorial flow of macromolecules into and out of the organ they encompass …