The Role of Sialic Acids in the Establishment of Infections by Pathogens, With Special Focus on Leishmania

T Cavalcante, MM Medeiros, SN Mule… - Frontiers in Cellular …, 2021 - frontiersin.org
Carbohydrates or glycans are ubiquitous components of the cell surface which play crucial
biological and structural roles. Sialic acids (Sias) are nine-carbon atoms sugars usually …

trans-Sialylation: A strategy used to incorporate sialic acid into oligosaccharides

RM De Lederkremer, ME Giorgi, R Agusti - RSC Chemical Biology, 2022 - pubs.rsc.org
Sialic acid, as a component of cell surface glycoconjugates, plays a crucial role in
recognition events. Efficient synthetic methods are necessary for the supply of sialosides in …

Sialic acid conjugate-modified liposomal platform modulates immunosuppressive tumor microenvironment in multiple ways for improved immune checkpoint blockade …

C Li, Q Qiu, X Gao, X Yan, C Fan, X Luo, X Liu… - Journal of Controlled …, 2021 - Elsevier
Immune checkpoint blockade (ICB) treatment is promising for the clinical therapy of
numerous malignancies. However, most cancer patients rarely benefit from such single …

Targeted delivery of ibrutinib to tumor-associated macrophages by sialic acid-stearic acid conjugate modified nanocomplexes for cancer immunotherapy

Q Qiu, C Li, Y Song, T Shi, X Luo, H Zhang, L Hu… - Acta biomaterialia, 2019 - Elsevier
Ibrutinib (IBR), an irreversible Bruton's tyrosine kinase (BTK) inhibitor, is expected to be a
potent therapeutic modality, given that BTK is overexpressed in tumor-associated …

Targeted delivery of epirubicin to tumor-associated macrophages by sialic acid-cholesterol conjugate modified liposomes with improved antitumor activity

S Zhou, T Zhang, B Peng, X Luo, X Liu, L Hu… - International journal of …, 2017 - Elsevier
With the knowledge that the receptors of sialic acid are overexpressed on the surface of
tumor-associated macrophages (TAMs), which play a crucial role in the tumor's progression …

Targeted delivery of zoledronic acid through the sialic acid-siglec axis for killing and reversal of M2 phenotypic tumor-associated macrophages–a promising cancer …

X Tang, D Sui, M Liu, H Zhang, M Liu, S Wang… - International Journal of …, 2020 - Elsevier
Immune checkpoint inhibitors (ICIs), like monoclonal antibodies of PD-1, CTLA-4, and their
ligands, are effective only in some populations of patients with cancer, because the …

Modulation of TLR4 Sialylation Mediated by a Sialidase Neu1 and Impairment of Its Signaling in Leishmania donovani Infected Macrophages

J Karmakar, S Roy, C Mandal - Frontiers in Immunology, 2019 - frontiersin.org
Altered sialylation is generally maintained by a fine balance between sialidases and
sialyltransferases, which plays an essential role during disease pathogenesis. TLR4 is a …

Leishmania donovani Utilize Sialic Acids for Binding and Phagocytosis in the Macrophages through Selective Utilization of Siglecs and Impair the Innate Immune Arm

S Roy, C Mandal - PLoS neglected tropical diseases, 2016 - journals.plos.org
Background Leishmania donovani, belonging to a unicellular protozoan parasite, display
the differential level of linkage-specific sialic acids on their surface. Sialic acids binding …

Liposomal Doxorubicin: the Sphingomyelin/Cholesterol System Significantly Enhances the Antitumor Efficacy of Doxorubicin

X Meng, H Zhang, L Chen, M Wang, K Zhang, X Liu… - AAPS …, 2023 - Springer
Doxorubicin (DOX) has a cytotoxic effect on many tumor cells; however, its clinical
application is limited owing to its strong side effects. Although Doxil® reduces the …

Are third-generation active-targeting nanoformulations definitely the best? In vitro and in vivo comparisons of pixantrone-loaded liposomes modified with different …

Y Song, Z She, Z Huang, S Wang, X Liu… - Drug Delivery and …, 2022 - Springer
Abstract Treatment with sialic acid-octadecylamine (SA-ODA)-modified pixantrone (Pix)
liposomes results in favorable antitumor effects by targeting tumor-associated macrophages …