Deans' stroke musings: Structural Remodeling of Astrocytes in the ...

oc1dean, oc1dean.blogspot.com
2011-12-21 05:34:00

astrocytes is the formation of a glial scar that impedes axon regeneration. Although the reactive phenotype was first suggested more than 100 years ago based on morphological changes, the remodeling process is not well ...

ESGT Meeting Poster abstract | Newvectys

sophie.gerlain, newvectys.com
2011-11-25 13:06:58

In spinal cord injury (SCI), reactive astrocytes build-up a dense cellular structure, the glial scar , that forms both physical and chemical barriers considered to be detrimental for axonal regeneration. Reactive astrocytes present hypertrophic ...

Study on the Development of Glial Scar and the Role of Acid ...

Medical, res-medical.com
2012-01-05 08:00:00

Spinal cord injury SCI caused by traffic,building and mine accident which become more and more with the development of economy has been a major threat to people's health. More attention was payed to SCI research by international ...

San Diego: Getting a Grip on Glia , Part 1 - Alz Forum Alzheimer ...

unknown, alzforum.org
2007-11-14 05:00:00

When the researchers used these mice in a contusion model of brain injury, they found that the glia scar no longer formed properly, nor did the distinct glial boundary around necrotic lesions. The downstream consequences of ...

Unexpected cell repairs the injured spinal cord - Care Cure Forums

manouli, sci.rutgers.edu
2011-07-08 02:36:53

After injury to the central nervous system (CNS), neurons are lost and largely replaced by a scar often referred to as the glial scar based on its abundance of supporting glial cells. Although this process has been known to ...

Self-Assembling Nanofibers Inhibit Glial Scar Formation and ...

Tysseling-Mattiace, V. M., Sahni, V., Niece, K. L., Birch, D., Czeisler, C., Fehlings, M. G., Stupp, S. I., Kessler, J. A., jneurosci.org
2008-04-02 07:00:00

These observations demonstrate that it is possible to inhibit glial scar formation and to facilitate regeneration after SCI using bioactive three-dimensional nanostructures displaying high densities of neuroactive epitopes on ...

"Design and evaluation of carbon nanofiber and silicon materials for ...

Janice L Mc Kenzie, docs.lib.purdue.edu
2007-06-29 18:24:31

Reduction of glial scar tissue around central nervous system implants is necessary for improved efficacy in chronic applications. Design of materials that possess tunable properties inspired by native biological tissue and elucidation of ...

Study on the Effects and Mechanism of C5a after Spinal Cord Injury ...

Medical, res-medical.com
2012-01-26 02:52:56

So C5a may affect the glial scar formation and hindlimb locomotion recovery by mediating the inflammatory reaction after SCI. In this study, female C57BL/6J mice were used to establish the SCI model. C5a receptor ...

Repulsive Wnt Signaling Inhibits Axon Regeneration after CNS Injury

Liu, Y., Wang, X., Lu, C.-C., Kerman, R., Steward, O., Xu, X.-M., Zou, Y., jneurosci.org
2008-08-13 07:00:00

Failure of axon regeneration in the mammalian CNS is attributable in part to the presence of various inhibitory molecules, including myelin-associated proteins and proteoglycans enriched in glial scars . Here, we evaluate ...

"Caspase-3 Activation in Astrocytes Following Postnatal Excitotoxic ...

Laia Acarin et al., scholarworks.boisestate.edu
2007-07-01 07:00:00

Our results demonstrate that cleaved caspase-3 was mainly observed in the nucleus of activated astrocytes in the lesioned hemisphere as early as 4 h postlesion and persisted until the glial scar was formed at 7 14 days, and ...

Attenuated Glial Reactions and Photoreceptor Degeneration after ...

Nakazawa, T., Takeda, M., Lewis, G. P., Cho, K.-S., Jiao, J., Wilhelmsson, U., Fisher, S. K., Pekny, M., Chen, D. F., Miller, J. W., iovs.org
2007-05-24 07:00:00

In a companion study, we also demonstrated that glial scar formation in the SRS is greatly reduced in mutant mice (Verardo MR, et al. IOVS 2005;46:ARVO E-Abstract 2443). These studies provide the first strong evidence supporting a central ...

California Stem Cell Report: Luring Stem Cell Researchers to ...

California Stem Cell Report, californiastemcellreport.blogspot.com
2011-12-03 23:01:00

While our success was compelling, we found that many regenerated axons were stalled at the lesion sites by the injury-induced glial scars . Furthermore, it is unclear whether the regenerated axons can form functional synaptic ...

In Vivo Gene Expression Profiling of Retina Postintravitreal ...

Smit-Mc Bride, Z., Modjtahedi, S. P., Cessna, C. T., Telander, D. G., Hjelmeland, L. M., Morse, L. S., iovs.org
2011-11-21 18:58:07

Sema7A is expressed by components of the glial scar , such as reactive astrocytes, and in general appears to be a marker for astrocytic activation.53 However, we do not see any involvement of this semaphorin with our steroid ...

CNS injury, glial scars , and inflammation: Inhibitory extracellular ...

(cljanney), sci.rutgers.edu
2007-08-24 00:45:23

CNS injury, glial scars , and inflammation: Inhibitory extracellular matrices and ... Cure.

JCI - Human dental pulp-derived stem cells promote locomotor ...

Kiyoshi Sakai, Akihito Yamamoto, Kohki Matsubara, Shoko Nakamura, Mami Naruse, Mari Yamagata, Kazuma Sakamoto, Ryoji Tauchi, Norimitsu Wakao, Shiro Imagama, Hideharu Hibi, Kenji Kadomatsu, Naoki Ishiguro, Minoru Ueda, jci.org
2012-01-03 08:00:00

The apparent axon regeneration in the SHED-transplanted SCs suggested that the SHEDs might modulate multiple AGI signals generated from oligodendrocytes and reactive astrocytes forming the glial scar . We therefore ...

Does Neuronal Scarring Determine the Body Weight Set Point? | Dr ...

Arya M. Sharma, MD, drsharma.ca
2011-07-07 13:00:21

In addition, this formation of glial ' scar ' tissue, also made the POMC cells less accessible to blood vessels (i.e. increased the blood-brain barrier). As all 'scarring' processes in the body, these micro-scars are in essence, ...

All Med News: Chondroitin Sulfate Proteoglycan May Have Many ...

master, allthemedsnews.blogspot.com
2008-08-18 07:00:00

just in the formation of the glial scar but also in the repair of spinal cord injury ... the glial scar is formed in a similar manner to scars in other parts of the body. However ... Within the glial scar , several major types of cells appear, in particular ...

Aanwinsten november 2011 Aanwinsten Walaeus Bibliotheek

schoonesblog, aanwinsten.wordpress.com
2011-12-05 07:50:32

Inhibitors of spinal cord regeneration: strategies to determine the contribution of class-3 semaphorins to the inhibitory properties of the glial scar / Erich Martin Ernst Ehlert. Amsterdam : Vrije Universiteit, 2011. 172 p.

Experimental Study on Glial Scar Formation and Intrathecal Injection ...

Medical, res-medical.com
2011-11-06 06:05:36

Experimental Study on Glial Scar Formation and Intrathecal Injection of Noggin to Promote Functional Recovery after Spinal Cord Ischemic Injury Glial scar is a formidable mechanical barrier, and extracellular matrix components such as ...

What? You want more Sea Cucumbers? Awesome! Neuro-Tick

garrettnerd, nerdlyneuro.wordpress.com
2011-12-02 03:07:03

When we suffer neural damage, regeneration and migration of axons tend to be interrupted by glial scarring , especially by myelinating cells. I don't really know how to tie this one together, so I'll give you this. My takeaway from ...