3′-sialyllactose targets cell surface protein, SIGLEC-3, and induces megakaryocyte differentiation and apoptosis by lipid raft-dependent endocytosis

SH Ha, CH Kwak, JY Park, F Abekura, YC Lee… - Glycoconjugate …, 2020 - Springer
sialyllactose is one of the abundant components in human milk oligosaccharides (HMOs)
that protect infants from various viral infections in early stages of immune system …

Bacterial clearance is enhanced by α2, 3-and α2, 6-sialyllactose via receptor-mediated endocytosis and phagocytosis

J Kim, YJ Kim, JW Kim - Infection and Immunity, 2019 - Am Soc Microbiol
Sialyllactose (SL) is a representative human milk oligosaccharide (HMO) of human breast
milk. The roles of SL in infant brain development and immunity have been reported in …

Anti-inflammatory activity of low molecular weight polysialic acid on human macrophages

A Shahraz, J Kopatz, R Mathy, J Kappler, D Winter… - Scientific reports, 2015 - nature.com
Oligosialic and polysialic acid (oligoSia and polySia) of the glycocalyx of neural and immune
cells are linear chains, in which the sialic acid monomers are α2. 8-glycosidically linked …

Soluble Siglec-14 glycan-recognition protein is generated by alternative splicing and suppresses myeloid inflammatory responses

PCJ Huang, PY Low, I Wang, STD Hsu… - Journal of Biological …, 2018 - ASBMB
Human sialic acid–binding immunoglobulin-like lectin 14 (Siglec-14) is a glycan-recognition
protein that is expressed on myeloid cells, recognizes bacterial pathogens, and elicits pro …

[HTML][HTML] ST6Gal-I modulates docetaxel sensitivity in human hepatocarcinoma cells via the p38 MAPK/caspase pathway

X Chen, L Wang, Y Zhao, S Yuan, Q Wu, X Zhu… - Oncotarget, 2016 - ncbi.nlm.nih.gov
Abstract The β-galactoside α2-6-sialyltransferase 1 (ST6Gal-I) is the principal
sialyltransferase responsible for the addition of α2-6-sialic acid to the termini N-glycans on …

Engagement of sialylated glycans with Siglec receptors on suppressive myeloid cells inhibits anticancer immunity via CCL2

R Wieboldt, M Sandholzer, E Carlini, C Lin… - Cellular & Molecular …, 2024 - nature.com
The overexpression of sialic acids on glycans, called hypersialylation, is a common
alteration found in cancer cells. Sialylated glycans can enhance immune evasion by …

Sialic acid–binding immunoglobulin-like lectins (Siglecs) detect self-associated molecular patterns to regulate immune responses

H Läubli, A Varki - Cellular and Molecular Life Sciences, 2020 - Springer
The mammalian immune system evolved to tightly regulate the elimination of pathogenic
microbes and neoplastic transformed cells while tolerating our own healthy cells. Here, we …

The ceramide moiety of disialoganglioside (GD3) is essential for GD3 recognition by the sialic acid–binding lectin SIGLEC7 on the cell surface

N Hashimoto, S Ito, A Tsuchida, RH Bhuiyan… - Journal of Biological …, 2019 - ASBMB
To analyze the binding specificity of a sialic acid–recognizing lectin, sialic acid-binding Ig-
like lectin 7 (SIGLEC7), to disialyl gangliosides (GD3s), here we established GD3 …

Constitutively expressed Siglec-9 inhibits LPS-induced CCR7, but enhances IL-4-induced CD200R expression in human macrophages

H Higuchi, T Shoji, S Iijima… - Bioscience …, 2016 - academic.oup.com
Siglecs recognize the sialic acid moiety and regulate various immune responses. In the
present study, we compared the expression levels of Siglecs in human monocytes and …

Up-regulation of SLC7A11/xCT creates a vulnerability to selenocystine-induced cytotoxicity

SLW Tan, HM Tan, E Israeli, I Fatihah… - Biochemical …, 2023 - portlandpress.com
The SLC7A11/xCT cystine and glutamate antiporter has emerged as an attractive target for
cancer therapy due to its selective overexpression in multiple cancers and its role in …