Results 151 to 160 of about 938,041 (332)

Gene Manipulation Strategies to Identify Molecular Regulators of Axon Regeneration in the Central Nervous System

open access: yesFrontiers in Cellular Neuroscience, 2017
Limited axon regeneration in the injured adult mammalian central nervous system (CNS) usually results in irreversible functional deficits. Both the presence of extrinsic inhibitory molecules at the injury site and the intrinsically low capacity of adult ...
Vinicius T. Ribas, Marcos R. Costa
doaj   +1 more source

A Sprayable Nanoplatform Breaks the Vicious Cycle of Diabetic Wounds via Photoactivated Antioxidant and Drug Delivery

open access: yesAdvanced Science, EarlyView.
A sprayable near‐infrared‐activated nanoplatform incorporating MXene, ZnHCF nanozyme, and deferoxamine efficiently breaks the vicious cycle of diabetic wounds. Upon irradiation, interfacial electron transfer and photothermal effects enhance multi‐enzyme activity, enabling explosive ROS elimination, alleviation of hypoxia, and controlled DFO release ...
Jiahao Guo   +5 more
wiley   +1 more source

Epigenetic regulator UHRF1 inactivates REST and growth suppressor gene expression via DNA methylation to promote axon regeneration

open access: yesProceedings of the National Academy of Sciences of the United States of America, 2018
Significance Functional impairment and poor recovery following central nervous system injury is due to the failure of injured axons to regenerate and rebuild functional connections.
Y. M. Oh   +5 more
semanticscholar   +1 more source

Lesion Site‐Targeted Microspheres Modulate Nav1.7‐Related Signaling for Osteoarthritis Treatment

open access: yesAdvanced Science, EarlyView.
Cartilage‐targeted carbamazepine‐loaded WYRGRL‐modified composite microspheres (CBZ/WCOM) anchor to exposed type II collagen in osteoarthritic lesions and release carbamazepine under acidic conditions. This bind‐then‐release platform modulates Nav1.7‐related sodium signaling, Na⁺/Ca²⁺ exchanger‐associated Ca2+ dynamics, and heat shock protein 70 ...
Cheng Chen   +15 more
wiley   +1 more source

KLF9 and JNK3 Interact to Suppress Axon Regeneration in the Adult CNS

open access: yesJournal of Neuroscience, 2017
Neurons in the adult mammalian CNS decrease in intrinsic axon growth capacity during development in concert with changes in Krüppel-like transcription factors (KLFs). KLFs regulate axon growth in CNS neurons including retinal ganglion cells (RGCs). Here,
Akintomide Apara   +16 more
semanticscholar   +1 more source

The Genetics of Functional Axon Regeneration Using C. Elegans

open access: yes, 2019
How do organisms attain the capacity to regenerate a structure, entire body, or not to regenerate? These are fundamental questions in biology for understanding how replicative systems are evolved to renew, age, and/or die.
Belew, Micah Y.
core   +1 more source

Receptor tyrosine kinases: molecular switches regulating CNS axon regeneration [PDF]

open access: yes, 2012
The poor or lack of injured adult central nervous system (CNS) axon regeneration results in devastating consequences and poor functional recovery.
Ahmed, Zubair; id_orcid
core   +1 more source

PRMT9 Aggravated Dopaminergic Neurodegeneration in Parkinson's Disease Model by Facilitating the Degradation of DUSP26 and Inducing Mitochondrial Dysfunction

open access: yesAdvanced Science, EarlyView.
In the pathological state of PD induced by MPP+, the upregulated PRMT9 in dopaminergic neurons translocates into mitochondrion and interacts with DUSP26 and catalyzes its arginine methylation, leading to the ubiquitin‐proteasomal degradation of DUSP26 mediated by Trim32.
Tengfei Liu   +13 more
wiley   +1 more source

Optical Windows for Transcranial Brain Imaging in Living Mice: Skull Thinning, Clearing, and Beyond

open access: yesAdvanced Science, EarlyView.
Longitudinal, noninvasive in vivo imaging is crucial for studying brain physiology. Advances in transcranial optical windows and multiphoton microscopy have improved imaging depth, but their performance often deteriorates over time. This work investigated various transcranial window approaches and found that skull regrowth limits image quality.
Yiming Fu   +5 more
wiley   +1 more source

Linking axon transport to regeneration usinglaser axotomy

open access: yes, 2018
Spinal cord injury has devastating consequences because adult central nervous system (CNS) neurons do not regenerate their axons after injury. Two key reasons for axon regeneration failure are extrinsic inhibitory factors and a low intrinsic capacity for
Richard Eva   +3 more
core   +1 more source

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