Results 81 to 90 of about 88,749 (308)

Targeting a cell-specific microRNA repressor of CXCR4 ameliorates atherosclerosis in mice. [PDF]

open access: yes, 2023
The CXC chemokine receptor 4 (CXCR4) in endothelial cells (ECs) and vascular smooth muscle cells (VSMCs) is crucial for vascular integrity. The atheroprotective functions of CXCR4 in vascular cells may be counteracted by atherogenic functions in other ...
Megens, Remco T.A.   +26 more
core   +1 more source

Photodynamic Priming and Minocycline Overcome Chemoresistance by Reprogramming the Pancreatic Tumor Immune Microenvironment In Vivo

open access: yesAdvanced Science, EarlyView.
Dual priming with minocycline and photodynamic priming reprograms the pancreatic tumor microenvironment to overcome chemoresistance. By suppressing DNA repair enzyme Tdp1, inducing photooxidative damage, and enhancing irinotecan delivery via light‐activated nanoencapsulation, this strategy remodels the tumor microenvironment and drives immune ...
Fernanda V. Cabral   +7 more
wiley   +1 more source

Extracellular Ubiquitin Enhances Autophagy and Inhibits Mitochondrial Apoptosis Pathway to Protect Neurons Against Spinal Cord Ischemic Injury via CXCR4 [PDF]

open access: yesNeurospine
Objective Neuronal apoptosis is considered to be a critical process in spinal cord injury (SCI). Despite growing evidence of the antiapoptotic, anti-inflammatory, and modulation of ischemic injury tolerance effects of extracellular ubiquitin (eUb ...
Hao Feng   +8 more
doaj   +1 more source

Targeting Endogenous Lipophagy: A Novel Strategy to Enhance MSC Osteogenesis and Mineralization for Senile Osteoporosis Therapy

open access: yesAdvanced Science, EarlyView.
Schematic representation of the role of lipophagy in bone mesenchymal stem cells(MSCs). In healthy MSCs, functional lipophagy efficiently degrades lipid droplets to support oxidative phosphorylation and cellular energy production, thereby facilitating osteogenic differentiation and matrix mineralization.
Chaoqiang Chen   +8 more
wiley   +1 more source

CXCL12/SDF-1 and CXCR4 [PDF]

open access: yesFrontiers in Immunology, 2015
Chemokines are a large family of structurally related chemoattractive cytokines, which have four conserved cysteines forming two disulfide bonds, and act through seven-transmembrane-spanning receptors coupled to heterotrimeric GTP-binding proteins (G-protein-coupled receptors).
openaire   +3 more sources

CXCR4-[P2G]CXCL12 intermolecular cross-linking efficiencies detected by nonreducing SDS-PAGE and Western blotting of pulled down complexes.

open access: yes, 2020
(A) Nonreducing SDS-PAGE and Western blot of His-pull-downs of select combinations of CXCR4 and [P2G]CXCL12 cysteine mutants. The Flag-CXCR4-T4L receptor and [P2G]CXCL12-HA chemokine were detected by LI-COR IRDye conjugated secondary antibodies on a ...
Tony Ngo (5072279)   +6 more
core   +1 more source

Integrated Single‐Cell and Spatial Analysis Reveals a Metabolic‐Immune Axis Driving Aortic Dissection

open access: yesAdvanced Science, EarlyView.
Single‐cell and spatial profiling of 110 human thoracic aortic samples reveals a stromal–immune circuit driving aortic dissection. An elastin‐rich fibroblast subset is depleted with age and markedly reduced in disease, weakening aortic wall integrity.
Jing Tao   +25 more
wiley   +1 more source

Nur77 knock-down suppresses glioma by regulating CXCR4

open access: yesArchives of Medical Science, 2020
Introduction The aim of this study is to explain the effects and mechanisms of Nur77 in glioma development. Material and methods Nur77 protein and gene expression were measured by immunohistochemistry and real-time quantitative polymerase chain reaction
Yuxiang Dai   +7 more
doaj   +1 more source

CXCR4 involvement in neurodegenerative diseases [PDF]

open access: yesTranslational Psychiatry, 2017
ABSTRACT Neurodegenerative diseases likely share common underlying pathobiology. Although prior work has identified susceptibility loci associated with various dementias, few, if any, studies have systematically evaluated shared genetic risk across several neurodegenerative diseases. Using genome-wide association data
Luke W. Bonham   +180 more
openaire   +9 more sources

“Membrane‐Guided” Repair Strategy: Precision Delivery of GGT1 Degrader for Targeted Repair and Regeneration of Spinal Cord Neurons

open access: yesAdvanced Science, EarlyView.
This study confirms that GGT1 is a key driver of neuronal ferroptosis following spinal cord injury. We developed NSCm@EA, a biomimetic delivery system coated with neural stem cell membranes, for precise delivery of enocyanin to injured neurons. By combining targeted delivery with ubiquitination degradation mechanisms, this system promotes MGRN1 ...
Tao Yang   +14 more
wiley   +1 more source

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