Evaluation and Preparation of Tube Type Nerve Guide for Nerve Tissue Regeneration using Biodegradable Synthetic Polymers through Electro-spinning Method

Author(s):  
Hong-Ki Bae ◽  
D J Chung
Author(s):  
Chukwuweike Gwam ◽  
Ahmed Emara ◽  
Nequesha Mohamed ◽  
Noor Chughtai ◽  
Johannes Plate ◽  
...  

Muscle and nerve tissue damage can elicit a significant loss of function and poses as a burden for patients and healthcare providers. Even for tissues, such as the peripheral nerve and skeletal muscle, that harbor significant regenerative capacity, innate regenerative processes often lead to less than optimal recovery and residual loss of function. The reasons for poor regeneration include significant cell damage secondary to oxidative stress, poor recruitment of resident stem cells, and an unfavorable microenvironment for tissue regeneration. Stem cell-based therapy was once thought as a potential therapy in tissue regeneration, due to its self-renewal and multipotent capabilities. Early advocates for cellular-based therapy pointed to the pluripotent nature of stem cells, thus eluding to its ability to differentiate into resident cells as the source of its regenerative capability. However, increasing evidence has revealed a lack of engraftment and differentiation of stem cells, thereby pointing to stem cell paracrine activity as being responsible for its regenerative potential. Stem cell-conditioned media houses biomolecular factors that portray significant regenerative potential. Amniotic-derived stem cell-conditioned media (AFS-CM) has been of particular interest because of its ease of allocation and in vitro culture. The purpose of this review is to report the results of studies that assess the role of AFS-CM for nerve and muscle conditions. In this review, we will cover the effects of AFS-CM on cellular pathways, genes, and protein expression for different nerve and muscle cell types.


2019 ◽  
Vol 166 ◽  
pp. 73-85 ◽  
Author(s):  
Junzeng Si ◽  
Yanhong Yang ◽  
Xiaoling Xing ◽  
Feng Yang ◽  
Peiyan Shan

2015 ◽  
Vol 2015 ◽  
pp. 1-13 ◽  
Author(s):  
John Michel ◽  
Matthew Penna ◽  
Juan Kochen ◽  
Herman Cheung

Modern day tissue engineering and cellular therapies have gravitated toward using stem cells with scaffolds as a dynamic modality to aid in differentiation and tissue regeneration. Mesenchymal stem cells (MSCs) are one of the most studied stem cells used in combination with scaffolds. These cells differentiate along the osteogenic lineage when seeded on hydroxyapatite containing scaffolds and can be used as a therapeutic option to regenerate various tissues. In recent years, the combination of hydroxyapatite and natural or synthetic polymers has been studied extensively. Due to the interest in these scaffolds, this review will cover the wide range of hydroxyapatite containing scaffolds used with MSCs forin vitroandin vivoexperiments. Further, in order to maintain a progressive scope of the field this review article will only focus on literature utilizing adult human derived MSCs (hMSCs) published in the last three years.


2018 ◽  
Vol 2018 ◽  
pp. 1-2 ◽  
Author(s):  
Huaqiong Li ◽  
Adam Qingsong Ye ◽  
Ming Su

2017 ◽  
Vol 3 (7) ◽  
pp. 1451-1459 ◽  
Author(s):  
Richelle C. Thomas ◽  
Philip Vu ◽  
Shan P. Modi ◽  
Paul E. Chung ◽  
R. Clive Landis ◽  
...  

Author(s):  
C. Wang ◽  
H. Koh ◽  
S. Ramakrishna ◽  
S. Liao

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