Comparison of Mesenchymal Stem Cell Attachment Efficiency in Acellular Neural Graft for Peripheral Nerve Regeneration

Author(s):  
Joo-Yul Bae ◽  
Soon Jin Choi ◽  
Jae Kwang Kim
RSC Advances ◽  
2017 ◽  
Vol 7 (68) ◽  
pp. 42833-42844 ◽  
Author(s):  
Feihu Hu ◽  
Ting Chen ◽  
Wei Wang

Poly(3-hydroxybutyrate-co-3-hydroxyvalerate) (PHBV) and polyethylene oxide (PEO) display biodegradable and biocompatible properties for applications in the biomedical fields. PEO incorporated with PHBV fabricates superior electrospun nanofibres.


2008 ◽  
Vol 30 (10) ◽  
pp. 1030-1038 ◽  
Author(s):  
Stephen W. P. Kemp ◽  
Sarah K. Walsh ◽  
Rajiv Midha

2021 ◽  
Author(s):  
Moataz Dowaidar

In the U.S., peripheral nerve injuries (PNI) harm about 22 million people. The most frequent causes and types of PNI vary by demography (civilians vs. military, geography/country). After crush injuries, functional recovery is better than after transections, and better after distal injuries than proximal ones. Despite advancements in microsurgical treatments, severe PNIs remain connected to slow recovery. This review highlights new peripheral nerve regeneration approaches (e.g. electrical stimulation, cell therapies), which may lead to a shift in PNI therapeutic paradigms in conjunction with neurotrophic agents and breakthroughs in bioscaffold engineering. It also examines how synthetic neural scaffolds can aid with peripheral nerve recovery, as well as the next generation of biomimetic neural scaffolding that can aid in tissue regeneration. Neurotrophic factor-enriched neural scaffolds, stem cell treatments, and electrical stimulation have shown promising preclinical and even clinical results. The future of peripheral nerve regeneration is bright, since a combination of the aforementioned treatments may have a synergistic impact on nerve regeneration and functional recovery in patients with PNI. Stem cell technology is improving and evolving, and it has been explored through a number of methods in preclinical research for peripheral nerve regeneration. Electrical stimulation is another interesting potential treatment for PNI that may be used to stimulate axon regeneration.


2020 ◽  
Vol 8 (4) ◽  
pp. 424-432
Author(s):  
O.O. Potapov ◽  
O.P. Kmyta ◽  
O.O. Tsyndrenko ◽  
M.I. Semenyuk ◽  
A.V. Senchenko

In Ukraine, 2,500–3,000 people sustain peripheral nerve injuries every year. Often these are young people of working age. In the structure of total injuries, peripheral nerve damage in peacetime makes 1.5–6%, and during military operations (taking into account the situation in the east of Ukraine), this value ranges from 9 to 25% due to gunshot injuries. Analysis of medical literature and publications over the past five years was carried out, with due attention to the studies related to modern surgical treatment methods of peripheral nerve traumatic injuries. The problem of surgical treatment has not been thoroughly studied. Peripheral nerve regeneration is a complex process, and therefore the existing treatment methods are limited due to slow nerve regeneration and insufficient spanning of large post-traumatic nerve defects. To overcome these limitations, a cell therapy has been developed that ensures the presence of supporting cells at the site of the lesion in order to accelerate nerve regeneration. Schwann cells play an important role in many aspects of nerve regeneration. Stem cell transplantation for peripheral nerve regeneration represents alternative cell therapy with several regenerative benefits. Various types of stem cell sources are currently being investigated for use for peripheral nerve regeneration in combination with the most optimal nerve guide conduit.


2019 ◽  
Vol 61 (4) ◽  
pp. 449-459 ◽  
Author(s):  
Carrie A. Kubiak ◽  
Joey Grochmal ◽  
Theodore A. Kung ◽  
Paul S. Cederna ◽  
Rajiv Midha ◽  
...  

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