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Related Experiment Videos

[The moss Physcomitrella patens, a new model system for functional genomics].

Wen Dong1, Wei Li, Guang-Xin Guo

  • 1Institute of Cell Biology, Lanzhou University, Lanzhou 730 000, China. wdonglz@163.com

Yi Chuan = Hereditas
|January 11, 2005
PubMed
Summary

Moss, particularly Physcomitrella patens, offers a simple model for studying plant biology. Its high homologous recombination rate facilitates convenient gene targeting, making it valuable for functional genome analysis.

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Area of Science:

  • Plant Biology
  • Genetics
  • Molecular Biology

Context:

  • Mosses possess a simple developmental pattern.
  • The haploid gametophyte dominates the moss life cycle.
  • Physcomitrella patens is a key moss species for research.

Purpose:

  • To highlight the advantages of moss as a model system.
  • To emphasize the utility of Physcomitrella patens in biological studies.
  • To showcase its suitability for functional genome analysis.

Summary:

  • Physcomitrella patens is an ideal model organism due to its simple development and dominant haploid gametophyte.
  • This moss exhibits exceptionally high homologous recombination rates in nuclear DNA.
  • This facilitates efficient gene targeting, comparable to yeast and mouse ES cells.

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Impact:

  • Establishes moss, specifically Physcomitrella patens, as a powerful model for plant biology research.
  • Enables advanced functional genome analysis in plants.
  • Offers a convenient system for genetic manipulation and studying plant biological processes.