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Differentiation of Atrial Cardiomyocytes from Pluripotent Stem Cells Using the BMP Antagonist Grem2
Published on: March 10, 2016
Bone morphogenetic protein 4 is an efficient inducer for mouse embryonic stem cell differentiation into primordial
Zohreh Makoolati1, Mansoureh Movahedin, Mehdi Forouzandeh-Moghadam
1Department of Anatomical Sciences, Medical Sciences Faculty, Tarbiat Modares University, Tehran, Iran.
In Vitro Cellular & Developmental Biology. Animal
|April 28, 2011
Summary
Bone morphogenetic protein 4 (BMP4) efficiently induces primordial germ cell (PGC) derivation from mouse embryonic stem cells (ESCs) in simple culture. Mouse embryonic fibroblasts (MEFs) as feeder layers did not significantly impact PGC derivation.
Area of Science:
- Developmental Biology
- Stem Cell Biology
- Reproductive Biology
Background:
- Embryonic stem cell (ESC) differentiation into germ cells is crucial for reproductive potential.
- Growth factors and feeder layers are considered important for in vitro ESC differentiation.
Purpose of the Study:
- To evaluate the effect of bone morphogenetic protein 4 (BMP4) and mouse embryonic fibroblasts (MEFs) co-culture on germ cell differentiation from mouse ESCs.
- To determine the optimal conditions for primordial germ cell (PGC) derivation from ESCs in vitro.
Main Methods:
- Mouse ESCs were cultured in embryoid bodies for 4 days.
- Cultures were established in simple media or on MEF feeder layers, with or without BMP4.
- Gene expression analysis (VASA, Stra8, CDH1) and immunocytochemistry (VASA) were performed.
Main Results:
- Simple culture media showed higher ESC viability and proliferation compared to co-culture systems.
- BMP4 treatment in simple culture significantly increased the expression of germ cell-specific genes (VASA, Stra8) and VASA-positive PGCs.
- MEF feeder layers did not significantly affect PGC derivation markers.
Conclusions:
- BMP4 is an effective inducer for primordial germ cell (PGC) derivation from mouse ESCs in a simple culture system.
- MEFs do not appear to enhance PGC derivation under these experimental conditions.
- This study provides insights into optimizing in vitro germ cell differentiation from ESCs.
