scholarly journals Therapeutic Potential of Olfactory Ensheathing Cells and Mesenchymal Stem Cells in Spinal Cord Injuries

2017 ◽  
Vol 2017 ◽  
pp. 1-6 ◽  
Author(s):  
Zadroga Anna ◽  
Jezierska-Woźniak Katarzyna ◽  
Czarzasta Joanna ◽  
Monika Barczewska ◽  
Wojtkiewicz Joanna ◽  
...  

Spinal cord injury (SCI) is a devastating neurological condition that affects individuals worldwide, significantly reducing quality of life, for both patients and their families. In recent years there has been a growing interest in cell therapy potential in the context of spinal cord injuries. The present review aims to discuss and compare the restorative approaches based on the current knowledge, available spinal cord restorative cell therapies, and use of selected cell types. However, treatment options for spinal cord injury are limited, but rehabilitation and experimental technologies have been found to help maintain or improve remaining nerve function in some cases. Mesenchymal stem cells as well as olfactory ensheathing cells seem to show therapeutic impact on damaged spinal cord and might be useful in neuroregeneration. Recent research in animal models and first human trials give patients with spinal cord injuries hope for recovery.

2017 ◽  
Vol 2017 ◽  
pp. 1-1 ◽  
Author(s):  
Anna Zadroga ◽  
Katarzyna Jezierska-Woźniak ◽  
Joanna Czarzasta ◽  
Monika Barczewska ◽  
Joanna Wojtkiewicz ◽  
...  

2019 ◽  
Vol 328 ◽  
pp. 5-19
Author(s):  
Ramil Hakim ◽  
Ruxandra Covacu ◽  
Vasilios Zachariadis ◽  
Arvid Frostell ◽  
Sreenivasa Sankavaram ◽  
...  

2018 ◽  
Vol 47 (1) ◽  
pp. 129-139 ◽  
Author(s):  
Guo-Jun Wei ◽  
Ke-wen Zheng ◽  
Gang An ◽  
Zuo-Wei Shi ◽  
Kai-Fu Wang ◽  
...  

Background/Aims: Transplantation of bone-marrow-derived mesenchymal stem cells (MSCs) promotes neural cell regeneration after spinal cord injury (SCI). Recently, we showed that suppression of microRNA-383 (miR-383) in MSCs increased the protein levels of glial cell line derived neurotrophic factor (GDNF), resulting in improved therapeutic effects on SCI. However, the overall effects of miR-383 suppression in MSCs on SCI therapy were not determined yet. Here, we addressed this question. Methods: We used bioinformatics tools to predict all miR-383-targeting genes, confirmed the functional bindings in a dual luciferase reporter assay. The effects of alteration of candidate genes in MSCs on cell proliferation were analyzed by MTT assay and by Western blotting for PCNA. The effects on angiogenesis were assessed by HUVEC assay. The effects on SCI in vivo were analyzed by transplantation of the modified MSCs into nude rats that underwent SCI. Results: Suppression of miR-383 in MSCs not only upregulated GDNF protein, but also increased vascular endothelial growth factor A (VEGF-A) and cyclin-dependent kinase 19 (CDK19), two other miR-383 targets. MiR-383-suppression-induced increases in CDK19 resulted in a slight but significant increase in MSC proliferation, while miR-383-suppression-induced increases in VEGF-A resulted in a slight but significant increase in MSC-mediated angiogenesis. Conclusions: Upregulation of CDK19 and VEGF-A by miR-383 suppression in MSCs further improve the therapeutic potential of MSCs in treating SCI in rats.


2020 ◽  
Vol 15 (4) ◽  
pp. 340-348 ◽  
Author(s):  
Masoumeh Alishahi ◽  
Amir Anbiyaiee ◽  
Maryam Farzaneh ◽  
Seyed E. Khoshnam

Spinal Cord Injury (SCI), as a devastating and life-altering neurological disorder, is one of the most serious health issues. Currently, the management of acute SCI includes pharmacotherapy and surgical decompression. Both the approaches have been observed to have adverse physiological effects on SCI patients. Therefore, novel therapeutic targets for the management of SCI are urgently required for developing cell-based therapies. Multipotent stem cells, as a novel strategy for the treatment of tissue injury, may provide an effective therapeutic option against many neurological disorders. Mesenchymal stem cells (MSCs) or multipotent stromal cells can typically self-renew and generate various cell types. These cells are often isolated from bone marrow (BM-MSCs), adipose tissues (AD-MSCs), umbilical cord blood (UCB-MSCs), and placenta (PMSCs). MSCs have remarkable potential for the development of regenerative therapies in animal models and humans with SCI. Herein, we summarize the therapeutic potential of human MSCs in the treatment of SCI.


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