scholarly journals Reprogramming efficiency and quality of induced Pluripotent Stem Cells (iPSCs) generated from muscle-derived fibroblasts of mdx mice at different ages

PLoS Currents ◽  
2011 ◽  
Vol 3 ◽  
pp. RRN1274 ◽  
Author(s):  
Bo Wang ◽  
Yuko Miyagoe-Suzuki ◽  
Erica Yada ◽  
Naoki Ito ◽  
Takashi Nishiyama ◽  
...  
2012 ◽  
Vol 2012 ◽  
pp. 1-5 ◽  
Author(s):  
Yang Yang ◽  
Bin Liu ◽  
Jianwen Dong ◽  
Liangming Zhang ◽  
Mao Pang ◽  
...  

Induced pluripotent stem cells (iPSCs) are of great clinical interest for they are derived from one’s own somatic cells and have the potential of committed differentiation without immunological rejection after autografting. However, the use of viral and other modified vectors may still cause tumorigenesis due to chromosome insertion mutation, leading to limited practical use. iPSCs generated by reprogramming proteins overcome the potential safety risk and complicated manipulation procedures, thus they own better application prospective, yet some technical difficulties need to be studied and resolved, for instance, low reprogramming efficiency, unclear transduction, and reprogramming mechanism. In this paper, we summarize the current progress of proteins reprogramming technology for generation of iPSCs and discuss the promising efficiency-improved reprogramming methods by proteins plus other kinds of chemical compounds.


2016 ◽  
Vol 61 (2) ◽  
pp. 154-167 ◽  
Author(s):  
Chunyu Bai ◽  
Xiangchen Li ◽  
Yuhua Gao ◽  
Ziao Yuan ◽  
Pengfei Hu ◽  
...  

2013 ◽  
Vol 228 (11) ◽  
pp. 2159-2166 ◽  
Author(s):  
Chao-Wan Guo ◽  
Miho Kawakatsu ◽  
Marie Idemitsu ◽  
Yoshishige Urata ◽  
Shinji Goto ◽  
...  

2012 ◽  
Vol 2012 ◽  
pp. 1-10 ◽  
Author(s):  
Seung-Ick Oh ◽  
Chang Kyu Lee ◽  
Kyung Jin Cho ◽  
Kyung-Ok Lee ◽  
Ssang-Goo Cho ◽  
...  

Reprogramming of somatic cells into induced pluripotent stem cells (iPSCs) is achieved by viral-mediated transduction of defined transcription factors. Generation of iPSCs is of great medical interest as they have the potential to be a source of patient-specific cells. For the eventual goal of clinical application, it is necessary to overcome the limitations of low reprogramming efficiency and chromosomal abnormalities due to viral DNA integration. In this paper, we summarize the current state of reprogramming technology for generation of iPSCs and also discuss potential approaches to the development of safe iPSCs for personalized cell-based replacement therapy.


Stem Cells ◽  
2016 ◽  
Vol 34 (3) ◽  
pp. 581-587 ◽  
Author(s):  
Álvaro Muñoz-López ◽  
Eddy. H.J. van Roon ◽  
Damià Romero-Moya ◽  
Belén López-Millan ◽  
Ronald W. Stam ◽  
...  

2016 ◽  
Vol 2016 ◽  
pp. 1-6 ◽  
Author(s):  
Andreas Hermann ◽  
Jeong Beom Kim ◽  
Sumitra Srimasorn ◽  
Holm Zaehres ◽  
Peter Reinhardt ◽  
...  

Reprogramming of somatic cells into induced pluripotent stem cells (iPSCs) by overexpression of the transcription factors OCT4, SOX2, KLF4, and c-Myc holds great promise for the development of personalized cell replacement therapies. In an attempt to minimize the risk of chromosomal disruption and to simplify reprogramming, several studies demonstrated that a reduced set of reprogramming factors is sufficient to generate iPSC. We recently showed that a reduction of reprogramming factors in murine cells not only reduces reprogramming efficiency but also may worsen subsequent differentiation. To prove whether this is also true for human cells, we compared the efficiency of neuronal differentiation of iPSC generated from fetal human neural stem cells with either one (OCT4;hiPSC1F-NSC) or two (OCT4, KLF4;hiPSC2F-NSC) reprogramming factors with iPSC produced from human fibroblasts using three (hiPSC3F-FIB) or four reprogramming factors (hiPSC4F-FIB). After four weeks of coculture with PA6 stromal cells, neuronal differentiation ofhiPSC1F-NSCandhiPSC2F-NSCwas as efficient asiPSC3F-FIBoriPSC4F-FIB. We conclude that a reduction of reprogramming factors in human cells does reduce reprogramming efficiency but does not alter subsequent differentiation into neural lineages. This is of importance for the development of future application of iPSC in cell replacement therapies.


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