Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Crossover interference in Arabidopsis.

G P Copenhaver1, E A Housworth, F W Stahl

  • 1Department of Biology, University of North Carolina, Chapel Hill, North Carolina 27599, USA.

Genetics
|April 26, 2002
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Esperanto for histones: CENP-A, not CenH3, is the centromeric histone H3 variant.

Chromosome research : an international journal on the molecular, supramolecular and evolutionary aspects of chromosome biology·2013
Same author

Use of RFLPs larger than 100 kbp to map the position and internal organization of the nucleolus organizer region on chromosome 2 in Arabidopsis thaliana.

The Plant journal : for cell and molecular biology·2009
Same author

Is there variation in crossover interference levels among chromosomes from human males?

Genetics·2009
Same author

Individual, sexual, seasonal, and temporal variation in the amount of sagebrush lizard scent marks.

Journal of chemical ecology·2006
Same author

Alfred Day Hershey.

Biographical memoirs. National Academy of Sciences (U.S.)·2004
Same author

Crossover interference in humans.

American journal of human genetics·2003
Same journal

Adaptive Dynamics of Quantitative Traits in a Steadily Changing Environment.

Genetics·2026
Same journal

Functional Landscape of Zebrafish Gonadotropins and Receptors: A Comprehensive Genetic Analysis.

Genetics·2026
Same journal

Synergistic actions of Nup43 and Myosin VI drive actin cone assembly during Drosophila spermiogenesis.

Genetics·2026
Same journal

Identification of two Cryptococcus neoformans heme transporters involved in Fhb1-mediated nitrosative stress protection in a fission yeast model.

Genetics·2026
Same journal

Analysis of a hypomorphic mei-P26 mutation reveals coordination between developmental programming of germ cells and meiotic chromosome dynamics.

Genetics·2026
Same journal

Neural and Genetic Mechanisms Regulating Copulation Latency in Male Drosophila melanogaster.

Genetics·2026
See all related articles

Arabidopsis thaliana meiosis exhibits a unique crossover distribution pattern, suggesting two distinct meiotic crossing over pathways. This finding contrasts with Drosophila and Neurospora, highlighting novel mechanisms in plant genetics.

Area of Science:

  • Genetics
  • Molecular Biology
  • Plant Science

Background:

  • Meiotic recombination is crucial for genetic diversity.
  • Crossover distribution patterns vary across species.
  • Arabidopsis thaliana serves as a model organism for plant genetics.

Purpose of the Study:

  • To investigate the crossover distribution in Arabidopsis thaliana meiotic tetrads.
  • To compare Arabidopsis crossover patterns with those of Drosophila and Neurospora.
  • To elucidate the mechanisms underlying meiotic crossing over in Arabidopsis.

Main Methods:

  • Analysis of meiotic tetrads in Arabidopsis thaliana.
  • Statistical modeling using chi-square distribution.
  • Comparison of observed crossover data with theoretical models.

Related Experiment Videos

Main Results:

  • The crossover distribution in Arabidopsis thaliana does not fit a standard chi-square model.
  • A modified model, incorporating random crossovers, significantly improved the fit for Arabidopsis.
  • Evidence suggests two meiotic crossing over pathways in Arabidopsis, one with interference.

Conclusions:

  • Arabidopsis thaliana possesses at least two distinct pathways for meiotic crossing over.
  • One pathway is subject to crossover interference, while the other is not.
  • Arabidopsis meiosis generates a high frequency of double-strand breaks relative to crossovers, indicating a potential difference in repair mechanisms.