Linking Inner and Outer States of Human Stem Cells
Author Information
Author(s): Saito Shigeru, Onuma Yasuko, Ito Yuzuru, Tateno Hiroaki, Toyoda Masashi, Hidenori Akutsu, Nishino Koichiro, Chikazawa Emi, Fukawatase Yoshihiro, Miyagawa Yoshitaka, Okita Hajime, Kiyokawa Nobutaka, Shimma Yohichi, Umezawa Akihiro, Hirabayashi Jun, Horimoto Katsuhisa, Asashima Makoto
Primary Institution: National Institute of Advanced Industrial Science Technology (AIST)
Hypothesis
How do exogenous factors induce changes in the inner and outer cellular states of human induced pluripotent stem cells (hiPSCs)?
Conclusion
The study reveals the relationships between gene expression patterns and cell surface changes in hiPSCs, highlighting the importance of cell surface markers for identifying established iPSCs from somatic cells.
Supporting Evidence
- The analysis detected significant expression differences between iPSCs and somatic cells.
- Glycan transfer networks were associated with known differentiation epitopes.
- The study identified 2,502 genes with significant expression differences.
- hiPSCs were distinguishable from their parental somatic cells based on gene expression profiles.
Takeaway
Scientists studied how certain cells change when they become stem cells, finding that both the inside and outside of the cells change in important ways.
Methodology
The study used RNA profiling and lectin profiling to analyze gene expression and glycan structure changes in hiPSCs and their parental somatic cells.
Potential Biases
Potential biases may arise from the specific cell lines used and the methods of analysis.
Limitations
The study primarily focuses on a limited number of cell lines and may not represent all variations of hiPSCs.
Participant Demographics
The study involved various human somatic cell sources including amniotic mesodermal, placental artery endothelial, and uterine endometrium cells.
Statistical Information
P-Value
p<0.05
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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