Oct4 Transcriptional Network in Mouse Eggs and Embryonic Stem Cells
Author Information
Author(s): Zuccotti Maurizio, Merico Valeria, Bellone Michele, Mulas Francesca, Sacchi Lucia, Rebuzzini Paola, Prigione Alessandro, Redi Carlo A, Bellazzi Riccardo, Adjaye James, Garagna Silvia
Primary Institution: Universita' degli Studi di Parma
Hypothesis
The study investigates whether the Oct4 transcriptional network is established during oogenesis or after fertilization.
Conclusion
The study reveals a developmental link between mouse eggs, early preimplantation embryos, and embryonic stem cells, indicating that the molecular signature of ESC identity originates in oogenesis.
Supporting Evidence
- The Oct4 transcriptional network consists of 182 genes, with 80 genes being inherited by the 2-cell embryo.
- 37 of the Oct4-OETN genes are known to be expressed in cancer cells.
- The study provides a resource for further investigation into Oct4 function during the maternal-to-embryo transition.
Takeaway
This study found that a special group of genes, controlled by a factor called Oct4, helps mouse eggs develop properly and is also important for early embryos and stem cells.
Methodology
The study compared the genome-wide transcriptional profiles of developmentally competent and incompetent mouse eggs and 2-cell embryos using microarray analysis.
Statistical Information
P-Value
0.0039
Statistical Significance
p<0.01
Digital Object Identifier (DOI)
Want to read the original?
Access the complete publication on the publisher's website