Aberrant sialylation in cancer: therapeutic opportunities

J Munkley - Cancers, 2022 - mdpi.com
Simple Summary All cells are covered in a thick layer of sugar molecules known as glycans.
Changes to this sugar coat are common in cancer, and in particular cancer cells often …

Regulation of ST6GAL1 sialyltransferase expression in cancer cells

KA Dorsett, MP Marciel, J Hwang, KE Ankenbauer… - …, 2021 - academic.oup.com
The ST6GAL1 sialyltransferase, which adds α2–6 linked sialic acids to N-glycosylated
proteins, is overexpressed in a wide range of human malignancies. Recent studies have …

Sialylation of EGFR by the ST6Gal-I sialyltransferase promotes EGFR activation and resistance to gefitinib-mediated cell death

CM Britain, AT Holdbrooks, JC Anderson… - Journal of ovarian …, 2018 - Springer
Abstract Background The ST6Gal-I sialyltransferase is upregulated in numerous cancers,
and high expression of this enzyme correlates with poor patient prognosis in various …

ST6Gal-I sialyltransferase promotes tumor necrosis factor (TNF)-mediated cancer cell survival via sialylation of the TNF receptor 1 (TNFR1) death receptor

AT Holdbrooks, CM Britain, SL Bellis - Journal of Biological Chemistry, 2018 - ASBMB
Activation of the tumor necrosis factor receptor 1 (TNFR1) death receptor by TNF induces
either cell survival or cell death. However, the mechanisms mediating these distinct …

ST6Gal1: Oncogenic signaling pathways and targets

S Gc, SL Bellis, AB Hjelmeland - Frontiers in Molecular Biosciences, 2022 - frontiersin.org
The Golgi-sialyltransferase ST6Gal1 (βgalactosidase α2, 6 sialyltransferase 1), adds the
negatively charged sugar, sialic acid, to the terminal galactose of N-glycosylated proteins …

ST6Gal-I sialyltransferase promotes chemoresistance in pancreatic ductal adenocarcinoma by abrogating gemcitabine-mediated DNA damage

A Chakraborty, KA Dorsett, HQ Trummell… - Journal of Biological …, 2018 - ASBMB
Pancreatic ductal adenocarcinoma (PDAC) is an aggressive malignancy with a poor
prognosis. Gemcitabine, as a single agent or in combination therapy, remains the frontline …

Protein glycosylation alterations in hepatocellular carcinoma: function and clinical implications

Y Wang, H Chen - Oncogene, 2023 - nature.com
Hepatocellular carcinoma (HCC) is the third leading cause of cancer death worldwide.
Understanding the cancer mechanisms provides novel diagnostic, prognostic, and …

The ST6Gal-I sialyltransferase protects tumor cells against hypoxia by enhancing HIF-1α signaling

RB Jones, KA Dorsett, AB Hjelmeland… - Journal of Biological …, 2018 - ASBMB
Aberrant cell surface glycosylation is prevalent in tumor cells, and there is ample evidence
that glycans have functional roles in carcinogenesis. Nonetheless, many molecular details …

Glycosyltransferase ST6Gal-I promotes the epithelial to mesenchymal transition in pancreatic cancer cells

CM Britain, N Bhalerao, AD Silva, A Chakraborty… - Journal of Biological …, 2021 - ASBMB
ST6Gal-I, an enzyme upregulated in numerous malignancies, adds α2-6-linked sialic acids
to select membrane receptors, thereby modulating receptor signaling and cell phenotype. In …

[HTML][HTML] ST6Gal-I overexpression facilitates prostate cancer progression via the PI3K/Akt/GSK-3β/β-catenin signaling pathway

A Wei, B Fan, Y Zhao, H Zhang, L Wang, X Yu… - Oncotarget, 2016 - ncbi.nlm.nih.gov
ST6Gal-I sialyltransferase adds α2, 6-linked sialic acids to the terminal ends of glycan
chains of glycoproteins and glycolipids. ST6Gal-I is reportedly upregulated in many cancers …