Siglecs as immune cell checkpoints in disease

S Duan, JC Paulson - Annual review of immunology, 2020 - annualreviews.org
Sialic acid–binding immunoglobulin-type lectins (Siglecs) are expressed on the majority of
white blood cells of the immune system and play critical roles in immune cell signaling …

Altered cell adhesion and glycosylation promote cancer immune suppression and metastasis

H Läubli, L Borsig - Frontiers in immunology, 2019 - frontiersin.org
Cell-cell interactions and cell adhesion are key mediators of cancer progression and
facilitate hallmarks of cancer including immune evasion and metastatic dissemination. Many …

Probing the binding specificities of human Siglecs by cell-based glycan arrays

C Büll, R Nason, L Sun, J Van Coillie… - Proceedings of the …, 2021 - National Acad Sciences
Siglecs are a family of sialic acid–binding receptors expressed by cells of the immune
system and a few other cell types capable of modulating immune cell functions upon …

Self-associated molecular patterns mediate cancer immune evasion by engaging Siglecs on T cells

MA Stanczak, SS Siddiqui, MP Trefny… - The Journal of …, 2018 - Am Soc Clin Investig
First-generation immune checkpoint inhibitors, including anti–CTLA-4 and anti–programmed
death 1 (anti–PD-1) antibodies, have led to major clinical progress, yet resistance frequently …

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 …

Siglec signaling in the tumor microenvironment

EJH van Houtum, C Büll, LAM Cornelissen… - Frontiers in …, 2021 - frontiersin.org
Sialic acid-binding immunoglobulin-like lectins (Siglecs) are a family of receptors that
recognize sialoglycans–sialic acid containing glycans that are abundantly present on cell …

Structural characterization of N‐linked glycans in the receptor binding domain of the SARS‐CoV‐2 spike protein and their interactions with human lectins

MP Lenza, I Oyenarte, T Diercks… - Angewandte …, 2020 - Wiley Online Library
The glycan structures of the receptor binding domain of the SARS‐CoV2 spike glycoprotein
expressed in human HEK293F cells have been studied by using NMR. The different …

The challenges of glycan recognition with natural and artificial receptors

S Tommasone, F Allabush, YK Tagger… - Chemical Society …, 2019 - pubs.rsc.org
Glycans–simple or complex carbohydrates–play key roles as recognition determinants and
modulators of numerous physiological and pathological processes. Thus, many …

Siglec ligands

A Gonzalez-Gil, RL Schnaar - Cells, 2021 - mdpi.com
A dense and diverse array of glycans on glycoproteins and glycolipids decorate all cell
surfaces. In vertebrates, many of these carry sialic acid, in a variety of linkages and glycan …

Molecular basis of human CD22 function and therapeutic targeting

J Ereño-Orbea, T Sicard, H Cui… - Nature …, 2017 - nature.com
CD22 maintains a baseline level of B-cell inhibition to keep humoral immunity in check. As a
B-cell-restricted antigen, CD22 is targeted in therapies against dysregulated B cells that …