The Role of Cdkn1c in Mouse Embryonic Growth
Author Information
Author(s): Stuart C. Andrews, Michelle D. Wood, Simon J. Tunster, Sheila C. Barton, M. Azim Surani, Rosalind M. John
Primary Institution: Cardiff School of Biosciences, Cardiff University
Hypothesis
Is genomic imprinting of Cdkn1c a key regulator of embryonic growth in mice?
Conclusion
Excess Cdkn1c leads to reduced embryonic growth and lethality, while loss of Cdkn1c results in heavier embryos.
Supporting Evidence
- Excess Cdkn1c resulted in a 10-30% reduction in embryonic weight.
- Loss of Cdkn1c led to embryos that were 11% heavier.
- The study supports the parental conflict hypothesis regarding embryonic growth regulation.
Takeaway
This study shows that a gene called Cdkn1c controls how big baby mice grow before they are born. If there's too much of it, the babies are smaller, and if there's not enough, they are bigger.
Methodology
The study involved characterizing the phenotype of mice with varying copy numbers of a bacterial artificial chromosome containing Cdkn1c.
Limitations
The study primarily focuses on mouse models, which may not fully represent human conditions.
Statistical Information
P-Value
7.2 × 10-7
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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