Results 11 to 20 of about 51,093 (261)

PET imaging of colon cancer CD73 expression using cysteine site-specific 89Zr-labeled anti-CD73 antibody

open access: yesScientific Reports
CD73 is a cell-surface ectoenzyme that hydrolyzes the conversion of extracellular adenosine monophosphate to adenosine, which in turn can promote resistance to immune checkpoint blockade therapy.
Kyung-Ho Jung   +6 more
doaj   +3 more sources

Defining the CD39/CD73 Axis in SARS-CoV-2 Infection: The CD73- Phenotype Identifies Polyfunctional Cytotoxic Lymphocytes [PDF]

open access: yesCells, 2020
The ectonucleotidases CD39 and CD73 regulate immune responses by balancing extracellular ATP and adenosine in inflammation and are likely to be involved in the pathophysiology of COVID-19.
Parimah Ahmadi   +9 more
doaj   +3 more sources

CD73 Promotes Chronic Lymphocytic Leukemia

open access: yesCancers, 2022
The ecto-nucleotidase CD73 is an important immune checkpoint in tumor immunity that cooperates with CD39 to hydrolyze pro-inflammatory extracellular ATP into immunosuppressive adenosine. While the role of CD73 in immune evasion of solid cancers is well established, its role in leukemia remains unclear.
David Allard   +7 more
openaire   +2 more sources

Assessment of CD4+ cells subpopulations with the expressing CD39 and CD73 ectonucleotidases in children with psoriasis

open access: yesМедицинская иммунология, 2022
Purinergic signaling modulates systemic and local inflammatory responses in immune-mediated and autoimmune diseases, including psoriasis. Extracellular ATP is an important factor of purinergic regulation, and its levels are regulated by catalytic effects
D. G. Kuptsova   +5 more
doaj   +1 more source

Host CD73 impairs anti-tumor immunity [PDF]

open access: yesOncoImmunology, 2012
The enzymatic activity of CD73 produces immune-suppressing adenosine. In CD73 deficient hosts, tumor growth and tumor infiltration by Tregs and type 2 immunosuppressive macrophages is reduced. Pharmacological inhibition of CD73 in wild-type mice has similar tumor-suppressing effects. Host CD73 on leukocytes and endothelial cells is thus detrimental for
Salmi, Marko, Jalkanen, Sirpa
openaire   +4 more sources

Optimal dosing regimen of CD73 blockade improves tumor response to radiotherapy through iCOS downregulation

open access: yesJournal for ImmunoTherapy of Cancer, 2023
Background Irradiation (IR) and immune checkpoint inhibitor (ICI) combination is a promising treatment modality. However, local and distance treatment failure and resistance can occur.
Pierre-Antoine Laurent   +7 more
doaj   +1 more source

CD73‐generated adenosine promotes osteoblast differentiation [PDF]

open access: yesJournal of Cellular Physiology, 2012
AbstractCD731 is a GPI‐anchored cell surface protein with ecto‐5′‐nucleotidase enzyme activity that plays a crucial role in adenosine production. While the roles of adenosine receptors (AR) on osteoblasts and osteoclasts have been unveiled to some extent, the roles of CD73 and CD73‐generated adenosine in bone tissue are largely unknown. To address this
Masahide, Takedachi   +11 more
openaire   +2 more sources

Fluorescent Probes for Ecto-5′-nucleotidase (CD73) [PDF]

open access: yesACS Medicinal Chemistry Letters, 2020
Ecto-5'-nucleotidase (CD73) catalyzes the hydrolysis of AMP to anti-inflammatory, immunosuppressive adenosine. It is expressed on vascular endothelial, epithelial, and also numerous cancer cells where it strongly contributes to an immunosuppressive microenvironment.
Constanze C. Schmies   +12 more
openaire   +3 more sources

Unlocking new frontiers: novel immune targets for next-generation cancer immunotherapy [PDF]

open access: yesKorean Journal of Clinical Oncology
Cancer immunotherapy represents a transformative strategy in modern oncology, utilizing the body’s immune system to recognize and eliminate malignant cells with precision. Unlike traditional therapies, which often directly target the tumor, immunotherapy
Sufian Zaheer, Niti Sureka
doaj   +1 more source

CD73 Maintains Hepatocyte Metabolic Integrity and Mouse Liver Homeostasis in a Sex-Dependent MannerSummary

open access: yesCellular and Molecular Gastroenterology and Hepatology, 2021
Background & Aims: Metabolic imbalance and inflammation are common features of chronic liver diseases. Molecular factors controlling these mechanisms represent potential therapeutic targets.
Karel P. Alcedo   +7 more
doaj   +1 more source

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