The Role of Tankyrase Proteins in Mouse Embryonic Development
Author Information
Author(s): Chiang Y. Jeffrey, Hsiao Susan J., Yver Dena, Cushman Samuel W., Tessarollo Lino, Smith Susan, Hodes Richard J.
Primary Institution: National Cancer Institute, National Institutes of Health
Hypothesis
Tankyrase 1 and Tankyrase 2 are essential but redundant for mouse embryonic development.
Conclusion
Deficiency in both tankyrase 1 and tankyrase 2 results in embryonic lethality, indicating their essential roles in development.
Supporting Evidence
- Tankyrase 1 and 2 knockout mice showed normal development individually but not when both were deficient.
- Embryonic lethality was observed in double knockout mice by day 10.
- Body weight was significantly reduced in tankyrase 2 knockout mice but not in tankyrase 1 knockout mice.
Takeaway
Tankyrase proteins help mice grow and develop properly, and if both types are missing, the embryos can't survive.
Methodology
The study involved generating knockout mice for tankyrase 1 and tankyrase 2 and assessing their development and viability.
Potential Biases
Potential bias in the interpretation of developmental outcomes based on genetic manipulation.
Limitations
The study primarily focused on embryonic development and did not explore long-term effects of tankyrase deficiency.
Participant Demographics
Mice used in the study were genetically modified strains.
Statistical Information
P-Value
p=0.19
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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