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

Speciation genes.

H Allen Orr1, John P Masly, Daven C Presgraves

  • 1Department of Molecular Biology & Genetics, Cornell University, Ithaca, NY 14853, USA. aorr@mail.rochester.edu

Current Opinion in Genetics & Development
|November 9, 2004
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

The evolutionary genomics of meiotic drive.

Molecular biology and evolution·2026
Same author

Genomic origins and evolution of neo-sex chromosomes in Pacific Island birds.

Proceedings of the National Academy of Sciences of the United States of America·2025
Same author

Drosophila model of HPV18-Induced pathogenesis reveals a role for E6 oncogene in regulation of NF-κB and Wnt to inhibit apoptosis.

Tumour virus research·2025
Same author

Recent secondary contact, genome-wide admixture, and asymmetric introgression of neo-sex chromosomes between two Pacific island bird species.

PLoS genetics·2024
Same author

Molecular divergence with major morphological consequences: development and evolution of organ size and shape.

Essays in biochemistry·2022
Same author

A standardized nomenclature and atlas of the female terminalia of <i>Drosophila melanogaster</i>.

Fly·2022

Scientists have identified genes causing reproductive isolation, offering insights into the origin of species. Evolutionary analysis suggests speciation arises from positive Darwinian selection within species.

Area of Science:

  • Evolutionary biology
  • Genetics
  • Molecular evolution

Background:

  • The genetic basis of reproductive isolation, crucial for speciation, was largely unknown.
  • Identifying "speciation genes" was a significant challenge for evolutionary biologists.

Purpose of the Study:

  • To identify and characterize genes responsible for reproductive isolation.
  • To understand the evolutionary mechanisms driving the origin of species.

Main Methods:

  • Isolation of genes causing reproductive isolation.
  • Molecular evolutionary analysis of identified speciation genes.

Main Results:

  • Several genes causing reproductive isolation have been successfully isolated.

Related Experiment Videos

  • Evolutionary analysis indicates positive Darwinian selection drives speciation.

    • Conclusions:

    • The study provides the first glimpse into the genetic factors underlying speciation.
    • Molecular evolutionary studies of reproductive isolation genes mark a new era in speciation research.