scholarly journals Efficient Differentiation of Cardiomyocytes from Human Pluripotent Stem Cells with Growth Factors

Author(s):  
Rajneesh Jha ◽  
Ren-He Xu ◽  
Chunhui Xu
Biomaterials ◽  
2018 ◽  
Vol 159 ◽  
pp. 174-188 ◽  
Author(s):  
Zeinab Heidariyan ◽  
Mohammad Hossein Ghanian ◽  
Mohsen Ashjari ◽  
Zahra Farzaneh ◽  
Mostafa Najarasl ◽  
...  

2021 ◽  
Author(s):  
Tingcai Pan ◽  
Ning Wang ◽  
Jiaye Zhang ◽  
Fan Yang ◽  
Yan Chen ◽  
...  

Abstract Background: Various methods have been developed to generate hepatic cells from human pluripotent stem cells (hPSCs) that rely on the combined use of multiple expensive growth factors, limiting industrial-scale production and widespread applications. Small molecules offer an attractive alternative to growth factors for producing hepatic cells since they are more economical and relatively stable. Methods: We dissect small-molecule combinations and identify the ideal cocktails to achieve an optimally efficient and cost-effective strategy for hepatic cells differentiation, expansion, and maturation.Results: We demonstrated that small-molecule cocktail CIP efficiently induced definitive endoderm (DE) formation via increased endogenous TGF-β/Nodal signaling. Furthermore, we identified that combining Vitamin C, Dihexa, and Forskolin (VDF) could substitute growth factors to induce hepatic specification. The obtained hepatoblasts (HBs) could subsequently expand and mature into functional hepatocyte-like cells (HLCs) by the established chemical formulas. Thus, we established a stepwise strategy with complete small molecules for efficiently producing scalable HBs and functionally matured HLCs. The small-molecule derived HLCs displayed typical functional characteristics as mature hepatocytes in vitro and repopulating injured liver in vivo. Conclusion: Our current small-molecule based hepatic generation protocol presents an efficient and cost-effective platform for the large-scale production of functional human hepatic cells for cell-based therapy and drug discovery using.


2020 ◽  
Vol 21 (3) ◽  
pp. 1028
Author(s):  
Magdalena Kurek ◽  
Halima Albalushi ◽  
Outi Hovatta ◽  
Jan-Bernd Stukenborg

Globally, fertility-related issues affect around 15% of couples. In 20%–30% of cases men are solely responsible, and they contribute in around 50% of all cases. Hence, understanding of in vivo germ-cell specification and exploring different angles of fertility preservation and infertility intervention are considered hot topics nowadays, with special focus on the use of human pluripotent stem cells (hPSCs) as a source of in vitro germ-cell generation. However, the generation of male germ cells from hPSCs can currently be considered challenging, making a judgment on the real perspective of these innovative approaches difficult. Ever since the first spontaneous germ-cell differentiation studies, using human embryonic stem cells, various strategies, including specific co-cultures, gene over-expression, and addition of growth factors, have been applied for human germ-cell derivation. In line with the variety of differentiation methods, the outcomes have ranged from early and migratory primordial germ cells up to post-meiotic spermatids. This variety of culture approaches and cell lines makes comparisons between protocols difficult. Considering the diverse strategies and outcomes, we aim in this mini-review to summarize the literature regarding in vitro derivation of human male germ cells from hPSCs, while keeping a particular focus on the culture methods, growth factors, and cell lines used.


Pneumologie ◽  
2015 ◽  
Vol 69 (07) ◽  
Author(s):  
S Ulrich ◽  
S Weinreich ◽  
R Haller ◽  
S Menke ◽  
R Olmer ◽  
...  

2017 ◽  
Author(s):  
Ranna El-Khairi ◽  
Andrew Hattersley ◽  
Ludovic Vallier

Diabetes ◽  
2019 ◽  
Vol 68 (Supplement 1) ◽  
pp. 326-LB
Author(s):  
LARRY SAI WENG LOO ◽  
ADRIAN TEO ◽  
SOUMITA GHOSH ◽  
ANDREAS ALVIN PURNOMO SOETEDJO ◽  
LINH NGUYEN ◽  
...  

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