Biological roles of glycans

A Varki - Glycobiology, 2017 - academic.oup.com
Simple and complex carbohydrates (glycans) have long been known to play major
metabolic, structural and physical roles in biological systems. Targeted microbial binding to …

Exploration of the sialic acid world

R Schauer, JP Kamerling - Advances in carbohydrate chemistry and …, 2018 - Elsevier
Sialic acids are cytoprotectors, mainly localized on the surface of cell membranes with
multiple and outstanding cell biological functions. The history of their structural analysis …

Dengue virus NS1 disrupts the endothelial glycocalyx, leading to hyperpermeability

H Puerta-Guardo, DR Glasner, E Harris - PLoS pathogens, 2016 - journals.plos.org
Dengue is the most prevalent arboviral disease in humans and a major public health
problem worldwide. Systemic plasma leakage, leading to hypovolemic shock and potentially …

[HTML][HTML] Endothelial glycocalyx

CA Foote, RN Soares, FI Ramirez-Perez… - Comprehensive …, 2022 - ncbi.nlm.nih.gov
The glycocalyx is a polysaccharide structure that protrudes from the body of a cell. It is
primarily conformed of glycoproteins and proteoglycans, which provide communication …

Multifarious roles of sialic acids in immunity

A Varki, P Gagneux - Annals of the New York Academy of …, 2012 - Wiley Online Library
Sialic acids are a diverse family of monosaccharides widely expressed on all cell surfaces of
vertebrates and so‐called “higher” invertebrates, and on certain bacteria that interact with …

Influenza A penetrates host mucus by cleaving sialic acids with neuraminidase

M Cohen, XQ Zhang, HP Senaati, HW Chen, NM Varki… - Virology journal, 2013 - Springer
Abstract Background Influenza A virus (IAV) neuraminidase (NA) cleaves sialic acids (Sias)
from glycans. Inhibiting NA with oseltamivir suppresses both viral infection, and viral release …

Mammalian sialidases: physiological and pathological roles in cellular functions

T Miyagi, K Yamaguchi - Glycobiology, 2012 - academic.oup.com
Sialic acids are terminal acidic monosaccharides, which influence the chemical and
biological features of glycoconjugates. Their removal catalyzed by a sialidase modulates …

Sialylation of N-glycans: mechanism, cellular compartmentalization and function

GP Bhide, KJ Colley - Histochemistry and cell biology, 2017 - Springer
Sialylated N-glycans play essential roles in the immune system, pathogen recognition and
cancer. This review approaches the sialylation of N-glycans from three perspectives. The …

Kupffer cell receptor CLEC4F is important for the destruction of desialylated platelets in mice

Y Jiang, Y Tang, C Hoover, Y Kondo, D Huang… - Cell Death & …, 2021 - nature.com
The liver has recently been identified as a major organ for destruction of desialylated
platelets. However, the underlying mechanism remains unclear. Kupffer cells, which are …

Desialylation accelerates platelet clearance after refrigeration and initiates GPIbα metalloproteinase-mediated cleavage in mice

AJG Jansen, EC Josefsson… - Blood, The Journal …, 2012 - ashpublications.org
When refrigerated platelets are rewarmed, they secrete active sialidases, including the
lysosomal sialidase Neu1, and express surface Neu3 that remove sialic acid from platelet …