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

Testing heterozygote excess and deficiency

F Rousset1, M Raymond

  • 1Institut des Sciences de l'Evolution, Université de Montpellier II, France.

Genetics
|August 1, 1995
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

Efficiency of the traditional practice of traps to stimulate black truffle production, and its ecological mechanisms.

Scientific reports·2022
Same author

Observation and Measurement of Forward Proton Scattering in Association with Lepton Pairs Produced via the Photon Fusion Mechanism at ATLAS.

Physical review letters·2021
Same author

Search for Heavy Resonances Decaying into a Photon and a Hadronically Decaying Higgs Boson in pp Collisions at sqrt[s]=13  TeV with the ATLAS Detector.

Physical review letters·2021
Same author

Search for Higgs Boson Decays into a Z Boson and a Light Hadronically Decaying Resonance Using 13 TeV pp Collision Data from the ATLAS Detector.

Physical review letters·2020
Same author

Crocodiles use both interaural level differences and interaural time differences to locate a sound source.

The Journal of the Acoustical Society of America·2020
Same author

Dijet Resonance Search with Weak Supervision Using sqrt[s]=13  TeV pp Collisions in the ATLAS Detector.

Physical review letters·2020
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

New exact tests for Hardy-Weinberg proportions improve detection of heterozygote deficiency and inbreeding, especially in small populations. A score test shows high power for detecting inbreeding and is applicable to multiple samples.

Area of Science:

  • Population genetics
  • Statistical genetics
  • Bioinformatics

Background:

  • Hardy-Weinberg equilibrium is a cornerstone of population genetics.
  • Existing tests often fail to account for specific alternative hypotheses like heterozygote deficiency.
  • Small sample sizes and numerous alleles pose challenges for traditional statistical methods.

Purpose of the Study:

  • To propose and evaluate novel exact statistical tests for Hardy-Weinberg proportions.
  • To specifically address the common alternative hypothesis of heterozygote deficiency.
  • To identify optimal tests for detecting inbreeding and heterozygote excess.

Main Methods:

  • Development of exact statistical tests suitable for small sample sizes and multiple alleles.
  • Power comparisons to evaluate the performance of proposed tests.

Related Experiment Videos

  • Evaluation of a score test related to the Robertson and Hill estimator of the inbreeding coefficient.

    • Main Results:

    • Several exact tests demonstrate high power for detecting heterozygote deficiency and inbreeding.
    • A score test, closely linked to the Robertson and Hill estimator, is identified as near-optimal.
    • The proposed score test is effective for analyzing multiple population samples.

    Conclusions:

    • The study introduces improved statistical tests for Hardy-Weinberg proportions, enhancing the detection of genetic deviations.
    • The score test offers a powerful and versatile tool for population geneticists studying inbreeding and heterozygote frequencies.
    • These methods are particularly valuable when dealing with small sample sizes and complex allelic distributions.