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

Mitochondrial mutations may decrease population viability.

N J. Gemmell, F W. Allendorf

    Trends in Ecology & Evolution
    |February 17, 2001
    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 journal

    Microbial contributions to host life history trade-offs.

    Trends in ecology & evolution·2026
    Same journal

    Can habitat modification in the native range promote invasion?

    Trends in ecology & evolution·2026
    Same journal

    The host-microbiome dimension of ecological regime shifts.

    Trends in ecology & evolution·2026
    Same journal

    The emerging field of wild animal welfare science.

    Trends in ecology & evolution·2026
    Same journal

    Integrating nutritional mutualists into the evolution of defense.

    Trends in ecology & evolution·2026
    Same journal

    Formation of three great Asian plateaus, climate change, and biodiversity: (Trends Ecol. Evol. 40, 970-982; 2025).

    Trends in ecology & evolution·2026
    See all related articles

    Sons inherit mitochondria only from their mothers. New research shows mitochondrial DNA mutations can impair male fertility, potentially impacting small population viability due to reduced male fitness.

    Area of Science:

    • Reproductive Biology
    • Genetics
    • Evolutionary Biology

    Background:

    • Mitochondria, crucial for cellular energy, are maternally inherited in humans.
    • Mitochondrial DNA (mtDNA) mutations are linked to various health issues.
    • The impact of mtDNA mutations on male fertility has been unclear.

    Purpose of the Study:

    • To investigate the direct effect of mitochondrial DNA mutations on human male fertility.
    • To determine if these mutations have a differential impact on males versus females.
    • To assess the potential evolutionary consequences of mtDNA genotypes affecting male fitness.

    Main Methods:

    • Analysis of human fertility data in relation to specific mitochondrial DNA genotypes.
    • Comparison of fertility outcomes between males and females carrying different mtDNA mutations.

    Related Experiment Videos

  • Population genetics modeling to explore the long-term effects of mtDNA-related male subfertility.

    • Main Results:

    • First definitive evidence linking mitochondrial DNA mutations to reduced male fertility.
    • Identified specific mtDNA genotypes associated with decreased sperm quality and function.
    • Observed minimal to no impact of these mutations on female fertility.

    Conclusions:

    • Mitochondrial DNA mutations represent a significant factor in male infertility.
    • The maternal inheritance pattern of mitochondria, combined with male-specific effects of mutations, can influence population dynamics.
    • Increased frequency of detrimental mtDNA genotypes could reduce the viability of small, isolated populations by decreasing male reproductive success.