Results 81 to 90 of about 559,924 (346)

Adenosine and adenosine receptors: Newer therapeutic perspective

open access: yesIndian Journal of Pharmacology, 2009
Adenosine, a purine nucleoside has been described as a 'retaliatory metabolite' by virtue of its ability to function in an autocrine manner and to modify the activity of a range of cell types, following its extracellular accumulation during cell stress or injury.
S M Manjunath, Pranavkumar M. Sakhare
openaire   +4 more sources

Dual‐Nanoparticle Engineered Hydrogel Reverses Bicellular Oxidative Stress to Accelerate Diabetic Fracture Healing

open access: yesAdvanced Functional Materials, EarlyView.
CD105‐LNPs and PS‐LNPs can deliver α‐lipoic acid to bone marrow mesenchymal stem cells and bone marrow‐derived macrophages, reversing high glucose‐induced oxidative stress while enhancing osteogenesis and M2 polarization. Integrating both nanoparticles into glucose‐responsive hyaluronic acid hydrogel forms DLNPs@HA hydrogel, which accelerates diabetic ...
Yanzhi Zhao   +11 more
wiley   +1 more source

Adenosine Receptor Signaling in Diseases with Focus on Cancer

open access: yesJorjani Biomedicine Journal, 2022
Various investigation has shown the magnitude role of adenosine receptors in cancer development. The A1, A2A, A2B, and A3 G-protein-coupled cell surface Adenosine Receptors (ARs) are found to be upregulated in many types of cancers.
Mahmood Poorjam   +2 more
doaj  

Endogenous adenosine maintains cartilage homeostasis and exogenous adenosine inhibits osteoarthritis progression

open access: yesNature Communications, 2017
Osteoarthritis (OA) is characterized by cartilage destruction and chondrocytes have a central role in this process. With age and inflammation chondrocytes have reduced capacity to synthesize and maintain ATP, a molecule important for cartilage ...
C. Corciulo   +7 more
semanticscholar   +1 more source

Metal Nanoclusters for Cancer Imaging and Treatment

open access: yesAdvanced Functional Materials, EarlyView.
This review aims to provide a comprehensive summary and discussion of the core–shell design capabilities of metal nanoclusters (NCs) at the atomic level for cancer imaging and treatment. It offers essential insights into the design principles of metal NCs while also encouraging the exploration of other nanomaterials and their potential theranostic ...
Haiguang Zhu   +5 more
wiley   +1 more source

Mutant adenosine deaminase 2 in a polyarteritis nodosa vasculopathy.

open access: yesNew England Journal of Medicine, 2014
BACKGROUND Polyarteritis nodosa is a systemic necrotizing vasculitis with a pathogenesis that is poorly understood. We identified six families with multiple cases of systemic and cutaneous polyarteritis nodosa, consistent with autosomal recessive ...
Paulina Navon Elkan   +34 more
semanticscholar   +1 more source

Biomaterial Strategies for Targeted Intracellular Delivery to Phagocytes

open access: yesAdvanced Functional Materials, EarlyView.
Phagocytes are essential to a functional immune system, and their behavior defines disease outcomes. Engineered particles offer a strategic opportunity to target phagocytes, harnessing inflammatory modulation in disease. By tuning features like size, shape, and surface, these systems can modulate immune responses and improve targeted treatment for a ...
Kaitlyn E. Woodworth   +2 more
wiley   +1 more source

Streptococcus suis synthesizes deoxyadenosine and adenosine by 5’-nucleotidase to dampen host immune responses

open access: yesVirulence, 2018
Streptococcus suis is a major porcine bacterial pathogen and emerging zoonotic agent. S. suis 5ʹ-nucleotidase is able to convert adenosine monophosphate to adenosine, resulting in inhibiting neutrophil functions in vitro and it is an important virulence ...
Jiao Dai   +8 more
doaj   +1 more source

A3 Adenosine Receptors Modulate Hypoxia-inducible Factor-1a Expression in Human A375 Melanoma Cells

open access: yesNeoplasia: An International Journal for Oncology Research, 2005
Hypoxia-inducible factor-1 (HIF-1) is a key regulator of genes crucial to many aspects of cancer biology. The purine nucleoside, adenosine, accumulates within many tissues under hypoxic conditions, including that of tumors. Because the levels of both HIF-
Stefania Merighi   +8 more
doaj   +1 more source

3D Bioprinted Head and Neck Squamous Cell Carcinoma (HNSCC) Model Using Tunicate Derived Nanocellulose (NC) Bioink

open access: yesAdvanced Healthcare Materials, Volume 14, Issue 7, March 14, 2025.
A 3D bioprinted HNSCC model for use in anti‐cancer drug testing is established in proof‐of‐concept. The innovative tunicate‐derived nanocellulose hydrogel proved to be a viable alternative to gelatin‐based hydrogel, offering improved bioprintability for HNSCC model establishment.
Alexya Azhakesan   +7 more
wiley   +1 more source

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