Results 71 to 80 of about 17,158 (246)

Cyclic ADP-Ribose Analogues Containing the Methylenebisphosphonate Linkage:  Effect of Pyrophosphate Modifications on Ca2+ Release Activity

open access: yes, 2016
Analogues of cyclic ADP-ribose (cADPR) incorporating a methylenebisphosphonate linkage in the place of the pyrophosphate have been synthesized from nicotinamide adenine dinucleotide analogues enzymatically using Aplysia californica ADP-ribosyl cyclase ...
Libo Xu (2476525)   +2 more
core   +1 more source

Cyclic ADP-ribose activates caffeine-sensitive calcium channels from sea urchin egg microsomes [PDF]

open access: yes, 1998
Adenosine 5'-cyclic diphosphoribose [cyclic ADP-ribose (cADPR)], a metabolite of NAD+ that promotes Ca2+ release from sea urchin egg homogenates and microsomal fractions, has been proposed to act as an endogenous agonist of Ca2+ release in sea urchin ...
Marengo, Juan José   +3 more
core   +2 more sources

Nanobody-Based Biologics for Modulating Purinergic Signaling in Inflammation and Immunity

open access: yesFrontiers in Pharmacology, 2018
Adenosine triphosphate (ATP) and nicotinamide adenine dinucleotide (NAD+) are released as danger signals from cells during infection and sterile inflammation.
Stephan Menzel   +3 more
doaj   +1 more source

Affinity Peptides With pH Sensitivity for the Enrichment of CD38+ Cells

open access: yesBiotechnology and Bioengineering, EarlyView.
ABSTRACT The selective enrichment of cell populations based on surface markers is critical for the advancement of gene and cell therapies. Current antibody‐based cell isolation methods, such as fluorescence‐ and magnetic‐activated cell sorting (FACS and MACS), offer high specificity but are limited by scalability, cost, and potential adverse effects on
Gabrielle Rusch   +7 more
wiley   +1 more source

Convergent Synthesis and Unexpected Ca2+-Mobilizing Activity of 8-Substituted Analogues of Cyclic ADP-Carbocyclic-Ribose, a Stable Mimic of the Ca2+-Mobilizing Second Messenger Cyclic ADP-Ribose

open access: yes, 2016
Cyclic ADP-carbocyclic-ribose (cADPcR, 2) is a biologically and chemically stable equivalent of cyclic ADP-ribose (cADPR, 1), a Ca2+-mobilizing second messenger. In this study, a series of 8-substituted analogues of cADPcR, namely the 8-chloro analogue 6
Akira Matsuda (9292)   +6 more
core   +1 more source

Imeglimin amplifies glucose-stimulated insulin release from diabetic islets via a distinct mechanism of action.

open access: yesPLoS ONE, 2021
Pancreatic islet β-cell dysfunction is characterized by defective glucose-stimulated insulin secretion (GSIS) and is a predominant component of the pathophysiology of diabetes.
Sophie Hallakou-Bozec   +4 more
doaj   +1 more source

Glycosylated dendrimer nanoamplifiers hijack DNA damage‐immune crosstalk for enhanced dual‐track therapy of orthotopic glioblastoma

open access: yesBMEMat, EarlyView.
A glycosylated dendrimer nanoamplifier hijacks DNA damage‐immune crosstalk for enhanced radio‐immunotherapy of glioblastoma. The responsive release of demethylcantharidin simultaneously blocks repair‐mediated resistance by inhibiting DNA repair and overcomes adaptive immune resistance.
Cong Song   +10 more
wiley   +1 more source

Research progress on the role of inflammatory mediators in the pathogenesis of epilepsy

open access: yesIbrain, Volume 11, Issue 1, Page 44-58, Spring 2025.
In the central nervous system, activated immune cells lead to the overproduction of inflammatory mediators through the corresponding signal pathway. Under the stimulation of inflammatory factors, neuroinflammation ultimately occurs. Overexpression of inflammatory mediators and activated immunocytes plays an important role in the emergence and ...
Yue Yu, Fei‐Ji Sun
wiley   +1 more source

Design, Synthesis and SAR Studies of NAD Analogues as Potent Inhibitors towards CD38 NADase

open access: yesMolecules, 2014
Nicotinamide adenine dinucleotide (NAD), one of the most important coenzymes in the cells, is a substrate of the signaling enzyme CD38, by which NAD is converted to a second messenger, cyclic ADP-ribose, which releases calcium from intracellular calcium ...
Shengjun Wang   +8 more
doaj   +1 more source

Tumor Infiltrating Lymphocyte Therapy Combined With PD‐1/LAG‐3 Inhibition in Patients With Recurrent Platinum‐Resistant Ovarian Cancer

open access: yesInternational Journal of Cancer, EarlyView.
The detection of tumor‐infiltrating lymphocytes (TILs) is a positive prognostic factor in ovarian cancer. Moreover, TILs are significantly boosted by immunotherapy, though ovarian cancer patients have seen limited benefit from immune therapies. This study investigated the safety and feasibility of TIL therapy combined with PD‐1 and LAG‐3 inhibitors in ...
Tine J. Monberg   +9 more
wiley   +1 more source

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