Stem Cells: Novel Technologies, Therapies and Industrial Models

Author(s):  
Chunjing Feng ◽  
Jean-Francois Stoltz ◽  
Zhongchao Han

Stem cells are a kind of cells with the ability of self-renewal and multi-directional differentiation potential. A variety of stem cells or progenitor cells have been shown to be efficacy in the treatment of some refractory diseases. The mesenchymal stem cells (MSCs) are derived from mesoderm and have the characteristics of differentiation into three germ layers and immune regulation, which means that these cells are suitable for either autologous or allogeneic treatment and are ideal cells for regenerative medicine. MSCs can be isolated from various tissue types, including the bone marrow, fat, and perinatal tissues. From the perspective of ethics, medicine and cell engineering, adult bone marrow and adipose MSCs cannot be used as a mass production source of conventional treatment. Perinatal tissue, including umbilical cord, amniotic fluid and placenta, is a rich source of MSCs with strong immunosuppressive and proangiogeneic activities. These stem cells bring new hope for disease treatment. This paper reviews the research progress of stem cells as novel technology, novel therapies and industrial model in the field of regenerative medicine.

Molecules ◽  
2022 ◽  
Vol 27 (2) ◽  
pp. 379
Author(s):  
Rabia Ikram ◽  
Shamsul Azlin Ahmad Shamsuddin ◽  
Badrul Mohamed Jan ◽  
Muhammad Abdul Qadir ◽  
George Kenanakis ◽  
...  

Thanks to stem cells’ capability to differentiate into multiple cell types, damaged human tissues and organs can be rapidly well-repaired. Therefore, their applicability in the emerging field of regenerative medicine can be further expanded, serving as a promising multifunctional tool for tissue engineering, treatments for various diseases, and other biomedical applications as well. However, the differentiation and survival of the stem cells into specific lineages is crucial to be exclusively controlled. In this frame, growth factors and chemical agents are utilized to stimulate and adjust proliferation and differentiation of the stem cells, although challenges related with degradation, side effects, and high cost should be overcome. Owing to their unique physicochemical and biological properties, graphene-based nanomaterials have been widely used as scaffolds to manipulate stem cell growth and differentiation potential. Herein, we provide the most recent research progress in mesenchymal stem cells (MSCs) growth, differentiation and function utilizing graphene derivatives as extracellular scaffolds. The interaction of graphene derivatives in human and rat MSCs has been also evaluated. Graphene-based nanomaterials are biocompatible, exhibiting a great potential applicability in stem-cell-mediated regenerative medicine as they may promote the behaviour control of the stem cells. Finally, the challenges, prospects and future trends in the field are discussed.


2015 ◽  
Vol 362 (2) ◽  
pp. 367-377 ◽  
Author(s):  
Reihane Ziadlou ◽  
Maryam Shahhoseini ◽  
Fatemeh Safari ◽  
Forugh-Azam Sayahpour ◽  
Shiva Nemati ◽  
...  

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