Microfluidic Control of Diffusible Signaling in Stem Cells
Author Information
Author(s): Blagovic Katarina, Kim Lily Y., Voldman Joel
Primary Institution: Massachusetts Institute of Technology
Hypothesis
Is FGF4 autocrine signaling sufficient for neuroectodermal specification in mouse embryonic stem cells?
Conclusion
Microfluidic perfusion can downregulate autocrine and paracrine signaling, revealing that both FGF4-dependent and -independent pathways are necessary for neuroectodermal commitment of mouse embryonic stem cells.
Supporting Evidence
- Microfluidic perfusion can significantly alter diffusible signaling.
- Blocking FGF signaling reduced differentiation but not growth.
- Supplementing media with cell-secreted factors restored growth and differentiation.
Takeaway
This study shows that tiny devices can help scientists control how signals between cells work, which is important for understanding how stem cells become different types of cells.
Methodology
A microfluidic platform was developed to continuously remove cell-secreted factors and study their effects on stem cell differentiation.
Limitations
The study may not account for all possible confounding factors in microfluidic systems, such as shear stress and nutrient delivery.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website