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Published on: July 16, 2019
Development and Molecular Genetics of Marchantia polymorpha
Takayuki Kohchi1, Katsuyuki T Yamato2, Kimitsune Ishizaki3
1Graduate School of Biostudies, Kyoto University, Kyoto 606-8502, Japan; email: tkohchi@lif.kyoto-u.ac.jp, syamaoka@lif.kyoto-u.ac.jp, nishihama@lif.kyoto-u.ac.jp.
The liverwort Marchantia polymorpha, a model plant, reveals conserved and diversified land plant development mechanisms. Its unique genetics and molecular tools aid in understanding eco-evo-devo biology.
Area of Science:
- Plant evolutionary biology
- Developmental genetics
- Eco-evo-devo
Background:
- Bryophytes represent early land plant evolution with dominant gametophytes, ideal for genetic studies.
- Marchantia polymorpha is a key model organism due to its genetic simplicity and available molecular tools.
Purpose of the Study:
- To investigate conserved and diversified developmental mechanisms in land plants.
- To leverage Marchantia polymorpha as a model for understanding plant eco-evo-devo.
Main Methods:
- Analysis of developmental mutants in Marchantia polymorpha.
- Comparative genomics and gene function studies.
Main Results:
- Key developmental genes are functionally conserved across diverse plant lineages.
- Lineage-specific evolution involves neo- and subfunctionalization of ancestral genes.
Conclusions:
- Marchantia polymorpha is a powerful platform for dissecting conserved and diverged mechanisms in land plant development.
- Understanding these mechanisms provides insights into plant evolution and adaptation.
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