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

Structure and function of the mitochondrial genome.

D A Clayton1

  • 1Department of Developmental Biology, Stanford University School of Medicine, CA 94305-5427.

Journal of Inherited Metabolic Disease
|January 1, 1992
PubMed
Summary

Molecular defects in human mitochondrial DNA (mtDNA) are linked to disease. Understanding mtDNA replication and transcription helps predict the consequences of mutations, offering insights into gene expression and physiological impacts.

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

Analysis of glutamate receptor surface expression in acute hippocampal slices.

Science's STKE : signal transduction knowledge environment·2002
Same author

LTP leads to rapid surface expression of NMDA but not AMPA receptors in adult rat CA1.

Nature neuroscience·2001
Same author

A big development for a small RNA.

Nature·2001
Same author

Deficits in the expression of the NR2B subunit in the hippocampus of aged Fisher 344 rats.

Neurobiology of aging·2001
Same author

Transcription and replication of mitochondrial DNA.

Human reproduction (Oxford, England)·2000
Same author

Mutational analysis of the RNA component of Saccharomyces cerevisiae RNase MRP reveals distinct nuclear phenotypes.

Gene·2000

Area of Science:

  • Genetics
  • Molecular Biology
  • Human Disease

Background:

  • Human mitochondrial DNA (mtDNA) harbors a 16.5 kilobase-pair genome.
  • Mutations in mtDNA can range from single base changes to large deletions and rearrangements.
  • These molecular defects are increasingly recognized as significant contributors to human diseases.

Purpose of the Study:

  • To review the current understanding of mitochondrial DNA replication and transcription.
  • To elucidate the relationship between mtDNA replication/transcription and mitochondrial gene expression.
  • To provide a framework for predicting the physiological consequences of mtDNA sequence alterations.

Main Methods:

  • Literature review of mitochondrial DNA replication and transcription mechanisms.
  • Analysis of the relationship between mtDNA sequence, gene expression, and disease pathology.
  • Synthesis of existing knowledge to predict mutation consequences.

Main Results:

  • Mitochondrial DNA replication and transcription processes are fundamental to mitochondrial gene expression.
  • Specific mtDNA mutations can be linked to predictable physiological outcomes.
  • Understanding the mechanisms of mtDNA maintenance is key to understanding disease.

Conclusions:

  • A comprehensive understanding of mtDNA replication and transcription is crucial for interpreting the impact of mutations.
  • Predicting the consequences of mtDNA sequence changes aids in understanding disease mechanisms.
  • This knowledge provides a basis for anticipating the physiological relevance of various mtDNA alterations.

Related Experiment Videos